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Bridge Statistics for Butte-Silver Bow, Montana (MT)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 146Number of bridges
  • 1,578ft / 481mTotal length
  • $13,087,000Total costs
  • 628,861Total average daily traffic
  • 78,589Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Butte-Silver Bow
  • No street view available for this location

New bridges in Butte-Silver Bow, MT - historical statistics
  • New bridges - historical statistics
  • 11910-1919
  • 11930-1939
  • 101950-1959
  • 621960-1969
  • 501970-1979
  • 41980-1989
  • 11990-1999
  • 52000-2009
  • 122010-2019
Reconstructed bridges in Butte-Silver Bow, MT - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11980-1989
  • 21990-1999
  • 22000-2009
  • 32010-2019
Average Bridge Daily Traffic in Butte-Silver Bow, MT
Average Bridge Truck Traffic in Butte-Silver Bow, MT
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 1.1%Very good
  • 36.4%Good
  • 52.3%Satisfactory
  • 9.1%Fair
  • 1.1%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 8.0%Very good
  • 54.5%Good
  • 31.8%Satisfactory
  • 5.7%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 3.4%Very good
  • 31.8%Good
  • 47.7%Satisfactory
  • 17.0%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 48.4%Very good
  • 38.7%Good
  • 6.5%Satisfactory
  • 6.5%Fair
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Structure Number: 1104,  Location: 1.2M W BUTTE (Lat: 45.999167,  Lng: -112.568461),  Route carried "on" structure: Interstate 15,  Year Built: 2018,  Status: Open,  Structure Length: 11.16m (36.61ft),  Average Daily Traffic: 12,480 (year 2020),  Truck Traffic: 19%,  Average Future Daily Traffic: 13,104 (year 2040),  Design Load: HL 93,  Features Intersected: LOCAL-RARUS RR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 200.916,  Lanes on structure: 2,  Lanes under structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 42.4m (139.1ft),  Curb-To-Curb Width: 11.4m (37.4ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Operating Rating: 47.2 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 1106,  Location: 1.2M W BUTTE (Lat: 45.996850,  Lng: -112.566503),  Route carried "on" structure: Interstate 15,  Year Built: 2018,  Status: Open,  Structure Length: 18.23m (59.81ft),  Average Daily Traffic: 12,480 (year 2020),  Truck Traffic: 19%,  Average Future Daily Traffic: 13,104 (year 2040),  Design Load: HL 93,  Features Intersected: SILVERBOW CREEK-RR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 201.216,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 50.3m (165.0ft),  Curb-To-Curb Width: 11.4m (37.4ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 56.2 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 42.6 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Other
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Structure Number: L59197,  Location: 24 mi SW of Butte, MT (Lat: 45.701569,  Lng: -112.735619),  Route carried "on" structure: Federal lands road ,  Year Built: 1951,  Year Reconstructed: 1993,  Status: Open,  Structure Length: 6.16m (20.21ft),  Average Daily Traffic: 25 (year 2018),  Average Future Daily Traffic: 50 (year 2040),  Design Load: HS 20,  Features Intersected: Big Hole River,  Facility Carried by Structure: 18131: MAIDEN ROCK
Minimum Vertical Clearance: 0.46m (1.51ft),  Kilometerpoint: 3.057,  Lanes on structure: 1,  Owner: Bureau of Land Management,  Approaching Roadway Width: 4.6m (15.1ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 60.4m (198.2ft),  Curb-To-Curb Width: 4.8m (15.7ft),  Out-to-Out Width: 6.4m (21.0ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Good,  Channel: Good,  Operating Rating: 35.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 21.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 6.16m (20.21ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Critical Feature Inspection Date: August 2020,  Bridge Improvement Cost: $40,000,  Total Project Cost: $40,000 ( Estimate for 2018),  Deck Structure Type: Corrugated Steel,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 201901105,  Location: WEST OF BUTTE (Lat: 45.999308,  Lng: -112.565478),  Route carried "on" structure: Interstate 15,  Year Built: 2019,  Status: Open,  Structure Length: 11.16m (36.61ft),  Average Daily Traffic: 12,480 (year 2020),  Truck Traffic: 19%,  Average Future Daily Traffic: 13,104 (year 2040),  Design Load: HL 93,  Features Intersected: LOCAL RARUS-RR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 201.302,  Lanes on structure: 2,  Lanes under structure: 8,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 42.4m (139.1ft),  Curb-To-Curb Width: 11.4m (37.4ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 44.5 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 34.5 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 11.16m (36.61ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Bridge Improvement Cost: $1,155,000,  Roadway Improvement Cost: $578,000,  Total Project Cost: $1,733,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 201901107,  Location: 1.2 N W BUTTE (Lat: 45.996200,  Lng: -112.563200),  Route carried "on" structure: Interstate 15,  Year Built: 2019,  Status: Open,  Structure Length: 18.23m (59.81ft),  Average Daily Traffic: 12,480 (year 2020),  Truck Traffic: 19%,  Average Future Daily Traffic: 13,104 (year 2040),  Design Load: HS 20,  Features Intersected: SILVERBOW CREEK-RR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 201.692,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 50.3m (165.0ft),  Curb-To-Curb Width: 11.4m (37.4ft),  Out-to-Out Width: 12.2m (40.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 59.9 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 46.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Superior to present desirable criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 18.17m (59.61ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 201908001,  Location: 2.5M S OPPORTUNITY (Lat: 46.064578,  Lng: -112.772989),  Route carried "on" structure: Interstate 90,  Year Built: 2019,  Status: Open,  Structure Length: 0.66m (2.17ft),  Average Daily Traffic: 12,919 (year 2020),  Truck Traffic: 14%,  Average Future Daily Traffic: 13,888 (year 2040),  Design Load: HL 93,  Features Intersected: ABANDONED RAILROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 335.718,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 29.3m (96.1ft),  Skew: 13 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.6m (21.7ft)

Condition: Culverts: Very good,  Operating Rating: 44.5 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 33.6 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 1020200000005,  Location: BIG HOLE RIVER (Lat: 45.785561,  Lng: -112.914453),  Route carried "on" structure: Federal lands road 1204,  Year Built: 1950,  Status: Open,  Structure Length: 6.19m (20.31ft),  Average Daily Traffic: 50 (year 0000),  Average Future Daily Traffic: 75 (year 2042),  Design Load: HS 20,  Features Intersected: BIG HOLE RIVER,  Facility Carried by Structure: FS ROUTE 83
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.160,  Lanes on structure: 1,  Owner: U.S. Forest Service,  Approaching Roadway Width: 4.9m (16.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Number Of Approach Spans: 2,  Length of Maximum Span: 19.5m (64.0ft),  Curb or Sidewalk Widths: Left: 0.7m (2.3ft),  Right: 0.7m (2.3ft),  Curb-To-Curb Width: 4.3m (14.1ft),  Out-to-Out Width: 5.6m (18.4ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Fair,  Channel: Good,  Operating Rating: 26.6 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 20.4 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 10202000000067,  Location: JERRY CR (Lat: 45.804253,  Lng: -112.900408),  Route carried "on" structure: Federal lands road 1204,  Year Built: 1973,  Status: Open,  Structure Length: 1.13m (3.71ft),  Average Daily Traffic: 50 (year 0000),  Average Future Daily Traffic: 75 (year 2042),  Design Load: H 20,  Features Intersected: JERRY CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.720,  Lanes on structure: 1,  Owner: U.S. Forest Service,  Approaching Roadway Width: 4.9m (16.1ft),  Skew: 1 degrees,  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.0m (36.1ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 4.1m (13.5ft),  Out-to-Out Width: 4.6m (15.1ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 52.2 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 40.2 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: September 2020,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Other
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Structure Number: 10202000000072,  Location: JERRY CR (Lat: 45.839733,  Lng: -112.867406),  Route carried "on" structure: Federal lands road 1204,  Year Built: 1965,  Status: Open,  Structure Length: 0.75m (2.46ft),  Average Daily Traffic: 50 (year 0000),  Average Future Daily Traffic: 75 (year 2042),  Design Load: HS 20,  Features Intersected: JERRY CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.680,  Lanes on structure: 1,  Owner: U.S. Forest Service,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 4.3m (14.1ft),  Out-to-Out Width: 4.7m (15.4ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 33.0 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 25.6 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Gravel
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Structure Number: 1090200000006,  Location: PAST PIGION CREEK CG (Lat: 45.789744,  Lng: -112.433881),  Route carried "on" structure: Federal lands road 668,  Year Built: 1986,  Status: Open,  Structure Length: 0.75m (2.46ft),  Average Daily Traffic: 40 (year 2018),  Average Future Daily Traffic: 60 (year 2042),  Design Load: HS 20,  Features Intersected: FISH CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.240,  Lanes on structure: 1,  Owner: U.S. Forest Service,  Approaching Roadway Width: 4.9m (16.1ft),  Skew: 3 degrees,  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 4.3m (14.1ft),  Out-to-Out Width: 4.9m (16.1ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 33.4 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 25.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: July 2018,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 10904000000028,  Location: NO DATA ENTERED (Lat: 45.983331,  Lng: -112.814289),  Route carried "on" structure: Federal lands road 83,  Year Built: 1963,  Status: Open,  Structure Length: 0.75m (2.46ft),  Average Daily Traffic: 50 (year 0000),  Average Future Daily Traffic: 75 (year 2042),  Features Intersected: BEEFSTRAIGHT CR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.200,  Lanes on structure: 1,  Owner: U.S. Forest Service,  Approaching Roadway Width: 5.5m (18.0ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 4.8m (15.7ft),  Out-to-Out Width: 4.9m (16.1ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 35.0 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present desirable criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Other,  Deck Protection: Other
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Structure Number: 10904000000075,  Location: GERMAN GULCH (Lat: 45.989847,  Lng: -112.824450),  Route carried "on" structure: Federal lands road 83,  Year Built: 1966,  Status: Posted for load,  Structure Length: 0.75m (2.46ft),  Average Daily Traffic: 50 (year 0000),  Average Future Daily Traffic: 75 (year 2042),  Features Intersected: GERMAN GULCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 8.000,  Lanes on structure: 1,  Owner: U.S. Forest Service,  Approaching Roadway Width: 6.1m (20.0ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.0m (23.0ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 4.9m (16.1ft),  Out-to-Out Width: 5.0m (16.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 17.2 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 13.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Meets minimum limits,  Deck Geometry: High priority of corrective action,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Critical Feature Inspection Date: September 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Other,  Deck Protection: Other
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Structure Number: 1090700000105,  Location: UPPER END OF HELLS CANYON (Lat: 45.699719,  Lng: -112.434336),  Route carried "on" structure: Spur Federal lands road 9311,  Year Built: 1998,  Status: Open,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 50 (year 0000),  Average Future Daily Traffic: 75 (year 2042),  Design Load: H 20,  Features Intersected: HELLS CANYON CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.800,  Lanes on structure: 1,  Owner: U.S. Forest Service,  Approaching Roadway Width: 4.9m (16.1ft),  Skew: 3 degrees,  Material/Design: Wood or Timber,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 6.7m (22.0ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 4.4m (14.4ft),  Out-to-Out Width: 4.4m (14.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 57.3 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 44.4 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: I00015091+03641,  Location: 1.9M S MELROSE (Lat: 45.606128,  Lng: -112.664061),  Route carried "on" structure: Interstate 15,  Year Built: 1973,  Status: Open,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 3,422 (year 2020),  Truck Traffic: 23%,  Average Future Daily Traffic: 3,713 (year 2040),  Design Load: HS 20,  Features Intersected: SEP MELROSE RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 147.242,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.9m (75.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Operating Rating: 87.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 48.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015091+03642,  Location: 1.9M S MELROSE (Lat: 45.606047,  Lng: -112.664444),  Route carried "on" structure: Interstate 15,  Year Built: 1973,  Status: Open,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 3,422 (year 2020),  Truck Traffic: 23%,  Average Future Daily Traffic: 3,713 (year 2040),  Design Load: HS 20,  Features Intersected: SEP MELROSE RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 147.308,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.9m (75.1ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Operating Rating: 49.0 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 29.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015093+01221,  Location: MELROSE (Lat: 45.630047,  Lng: -112.676039),  Route carried "on" structure: Interstate 15,  Year Built: 1973,  Status: Open,  Structure Length: 3.90m (12.80ft),  Average Daily Traffic: 3,422 (year 2020),  Truck Traffic: 23%,  Average Future Daily Traffic: 3,713 (year 2040),  Design Load: HS 20,  Features Intersected: INT MELROSE-HWY 91
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 150.069,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.2m (56.4ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 47.2 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015093+01222,  Location: MELROSE (Lat: 45.630019,  Lng: -112.676439),  Route carried "on" structure: Interstate 15,  Year Built: 1973,  Status: Open,  Structure Length: 3.90m (12.80ft),  Average Daily Traffic: 3,815 (year 2020),  Truck Traffic: 20%,  Average Future Daily Traffic: 4,139 (year 2040),  Design Load: HS 20,  Features Intersected: INT MELROSE-HWY 91
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 150.142,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.2m (56.4ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Operating Rating: 47.2 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015099+02331,  Location: 3.1M S DIVIDE (Lat: 45.712142,  Lng: -112.702239),  Route carried "on" structure: Interstate 15,  Year Built: 1976,  Status: Open,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 3,815 (year 2020),  Truck Traffic: 20%,  Average Future Daily Traffic: 4,139 (year 2040),  Design Load: HS 20,  Features Intersected: INT MOOSE CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 159.860,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 44.5 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 23.6 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015099+02332,  Location: 3.1M S DIVIDE (Lat: 45.712136,  Lng: -112.702533),  Route carried "on" structure: Interstate 15,  Year Built: 1976,  Status: Open,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 3,815 (year 2020),  Truck Traffic: 20%,  Average Future Daily Traffic: 4,139 (year 2040),  Design Load: HS 20,  Features Intersected: INT MOOSE CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 159.934,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Fair,  Operating Rating: 44.5 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 23.6 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015102+04871,  Location: DIVIDE (Lat: 45.752692,  Lng: -112.731372),  Route carried "on" structure: Interstate 15,  Year Built: 1976,  Status: Open,  Structure Length: 4.68m (15.35ft),  Average Daily Traffic: 4,253 (year 2020),  Truck Traffic: 18%,  Average Future Daily Traffic: 4,615 (year 2040),  Design Load: HS 20,  Features Intersected: INT DIVIDE-HWY 43
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 165.111,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 21.9m (71.9ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 42.6 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 20.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015102+04872,  Location: DIVIDE (Lat: 45.752842,  Lng: -112.731764),  Route carried "on" structure: Interstate 15,  Year Built: 1976,  Status: Open,  Structure Length: 4.65m (15.26ft),  Average Daily Traffic: 4,253 (year 2020),  Truck Traffic: 18%,  Average Future Daily Traffic: 4,615 (year 2040),  Design Load: HS 20,  Features Intersected: INT DIVIDE-HWY 43
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 165.210,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 21.7m (71.2ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 43.5 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 21.8 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: I00015105+08791,  Location: 3.1M N DIVIDE (Lat: 45.798739,  Lng: -112.708547),  Route carried "on" structure: Interstate 15,  Year Built: 1976,  Status: Open,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 4,253 (year 2020),  Truck Traffic: 18%,  Average Future Daily Traffic: 4,615 (year 2040),  Design Load: HS 20,  Features Intersected: TUCKER CREEK ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 170.577,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Fair,  Operating Rating: 40.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 18.1 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Better than present minimum criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015105+08792,  Location: 3.1M N DIVIDE (Lat: 45.798869,  Lng: -112.708942),  Route carried "on" structure: Interstate 15,  Year Built: 1976,  Status: Open,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 4,253 (year 2020),  Truck Traffic: 18%,  Average Future Daily Traffic: 4,615 (year 2040),  Design Load: HS 20,  Features Intersected: TUCKER CREEK ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 170.673,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 40.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 18.1 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Better than present minimum criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015109+09511,  Location: 7.4M N DIVIDE (Lat: 45.852786,  Lng: -112.675383),  Route carried "on" structure: Interstate 15,  Year Built: 1976,  Status: Open,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 4,253 (year 2020),  Truck Traffic: 18%,  Average Future Daily Traffic: 4,615 (year 2040),  Design Load: HS 20,  Features Intersected: HIGHLAND ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 177.139,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 77.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015109+09512,  Location: 7.4M N DIVIDE (Lat: 45.852858,  Lng: -112.675786),  Route carried "on" structure: Interstate 15,  Year Built: 1976,  Status: Open,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 4,253 (year 2020),  Truck Traffic: 18%,  Average Future Daily Traffic: 4,615 (year 2040),  Design Load: HS 20,  Features Intersected: HIGHLAND ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 177.227,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 75.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015116+03161,  Location: 5.6M S ROCKER (Lat: 45.943753,  Lng: -112.668506),  Route carried "on" structure: Interstate 15,  Year Built: 1976,  Status: Open,  Structure Length: 3.90m (12.80ft),  Average Daily Traffic: 4,253 (year 2020),  Truck Traffic: 18%,  Average Future Daily Traffic: 4,615 (year 2040),  Design Load: HS 20,  Features Intersected: INT BUXTON-BUXTON RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 187.395,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 19.8m (65.0ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 73.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015116+03162,  Location: 5.6M S ROCKER (Lat: 45.943806,  Lng: -112.668911),  Route carried "on" structure: Interstate 15,  Year Built: 1976,  Status: Open,  Structure Length: 3.90m (12.80ft),  Average Daily Traffic: 4,249 (year 2020),  Truck Traffic: 18%,  Average Future Daily Traffic: 4,610 (year 2040),  Design Load: HS 20,  Features Intersected: INT BUXTON-BUXTON RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 187.424,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.8m (42.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 19.8m (65.0ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 12.6m (41.3ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Operating Rating: 73.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: March 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015120+06971,  Location: 1.2M W ROCKER (Lat: 46.003906,  Lng: -112.643711),  Route carried "on" structure: Interstate 15,  Year Built: 1961,  Status: Open,  Structure Length: 18.69m (61.32ft),  Average Daily Traffic: 6,222 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 6,751 (year 2040),  Design Load: HS 20,  Features Intersected: LOCAL-CREEK-RARUS RR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 194.539,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 10,  Length of Maximum Span: 20.9m (68.6ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.7m (31.8ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Very good,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 29.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of corrective action,  Underclear: High priority of replacement,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 19.29m (63.29ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  Bridge Improvement Cost: $1,155,000,  Roadway Improvement Cost: $578,000,  Total Project Cost: $1,733,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: I00015120+06972,  Location: 1.2M W ROCKER (Lat: 46.003925,  Lng: -112.644061),  Route carried "on" structure: Interstate 15,  Year Built: 1961,  Status: Open,  Structure Length: 18.24m (59.84ft),  Average Daily Traffic: 6,222 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 6,751 (year 2040),  Design Load: HS 20,  Features Intersected: LOCAL-CREEK-RARUS RR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 194.565,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 10,  Length of Maximum Span: 21.3m (69.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.7m (31.8ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Very good,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 29.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of corrective action,  Underclear: Meets minimum limits,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 18.89m (61.98ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  Bridge Improvement Cost: $1,126,000,  Roadway Improvement Cost: $563,000,  Total Project Cost: $1,689,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: I00015122+04231,  Location: ROCKER (Lat: 46.006589,  Lng: -112.611089),  Route carried "on" structure: Interstate 15,  Year Built: 1968,  Status: Open,  Structure Length: 3.60m (11.81ft),  Average Daily Traffic: 100 (year 2020),  Truck Traffic: 3%,  Average Future Daily Traffic: 100 (year 2040),  Design Load: HS 20,  Features Intersected: INT ROCKER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 351.250,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.7m (44.9ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.4m (40.7ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 79.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 47.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015122+04232,  Location: ROCKER (Lat: 46.006864,  Lng: -112.611033),  Route carried "on" structure: Interstate 15,  Year Built: 1968,  Status: Open,  Structure Length: 3.60m (11.81ft),  Average Daily Traffic: 18,582 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 19,511 (year 2040),  Design Load: HS 20,  Features Intersected: INT ROCKER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 197.449,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 13.7m (44.9ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.3m (40.4ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Good,  Operating Rating: 79.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 47.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015125+08831,  Location: BUTTE (Lat: 45.992369,  Lng: -112.548206),  Route carried "on" structure: Interstate 15,  Year Built: 2010,  Status: Open,  Structure Length: 7.80m (25.59ft),  Average Daily Traffic: 12,480 (year 2020),  Truck Traffic: 19%,  Average Future Daily Traffic: 13,104 (year 2040),  Design Load: HL 93,  Features Intersected: RR-LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 202.763,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 38.8m (127.3ft),  Curb-To-Curb Width: 11.2m (36.7ft),  Out-to-Out Width: 12.0m (39.4ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Operating Rating: 43.5 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 33.6 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 14.60m (47.90ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $753,000,  Roadway Improvement Cost: $377,000,  Total Project Cost: $1,130,000,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015125+08832,  Location: BUTTE (Lat: 45.992539,  Lng: -112.548233),  Route carried "on" structure: Interstate 15,  Year Built: 2012,  Status: Open,  Structure Length: 7.40m (24.28ft),  Average Daily Traffic: 12,480 (year 2020),  Truck Traffic: 19%,  Average Future Daily Traffic: 13,104 (year 2040),  Design Load: HL 93,  Features Intersected: RR-LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 202.962,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 40.3m (132.2ft),  Curb-To-Curb Width: 11.2m (36.7ft),  Out-to-Out Width: 12.0m (39.4ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Operating Rating: 67.1 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 56.2 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 15.20m (49.87ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $897,000,  Roadway Improvement Cost: $449,000,  Total Project Cost: $1,346,000,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015126+03161,  Location: BUTTE (Lat: 45.992397,  Lng: -112.539069),  Route carried "on" structure: Interstate 15,  Year Built: 1961,  Status: Open,  Structure Length: 5.12m (16.80ft),  Average Daily Traffic: 15,841 (year 2020),  Truck Traffic: 11%,  Average Future Daily Traffic: 16,633 (year 2040),  Design Load: HS 20,  Features Intersected: INT S MONTANA STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 203.470,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 2,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.7m (31.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 58.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: High priority of replacement,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 6.10m (20.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Bridge Improvement Cost: $316,000,  Roadway Improvement Cost: $32,000,  Total Project Cost: $348,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: I00015126+03162,  Location: BUTTE (Lat: 45.992553,  Lng: -112.539092),  Route carried "on" structure: Interstate 15,  Year Built: 1961,  Status: Open,  Structure Length: 5.12m (16.80ft),  Average Daily Traffic: 15,841 (year 2020),  Truck Traffic: 11%,  Average Future Daily Traffic: 16,633 (year 2040),  Design Load: HS 20,  Features Intersected: INT S MONTANA STREET
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 203.670,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 2,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.7m (31.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 59.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of replacement,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 6.10m (20.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021,  Bridge Improvement Cost: $316,000,  Roadway Improvement Cost: $32,000,  Total Project Cost: $348,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: I00015127+09361,  Location: BUTTE (Lat: 45.984222,  Lng: -112.508167),  Route carried "on" structure: Interstate 15,  Year Built: 1960,  Status: Open,  Structure Length: 6.37m (20.90ft),  Average Daily Traffic: 15,841 (year 2020),  Truck Traffic: 11%,  Average Future Daily Traffic: 16,633 (year 2040),  Design Load: HS 20,  Features Intersected: INT HARRISON AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 206.075,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 18.3m (60.0ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.6m (31.5ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 65.3 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 49.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of corrective action,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 7.40m (24.28ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Bridge Improvement Cost: $392,000,  Roadway Improvement Cost: $196,000,  Total Project Cost: $588,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: I00015127+09362,  Location: BUTTE (Lat: 45.984436,  Lng: -112.508167),  Route carried "on" structure: Interstate 15,  Year Built: 1960,  Status: Open,  Structure Length: 6.37m (20.90ft),  Average Daily Traffic: 12,028 (year 2020),  Truck Traffic: 15%,  Average Future Daily Traffic: 12,629 (year 2040),  Design Load: HS 20,  Features Intersected: INT HARRISON AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 206.275,  Lanes on structure: 3,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 18.6m (61.0ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.3m (43.6ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Fair,  Operating Rating: 63.5 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 49.0 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: High priority of corrective action,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 7.40m (24.28ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Bridge Improvement Cost: $543,000,  Roadway Improvement Cost: $272,000,  Total Project Cost: $815,000,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015130+00261,  Location: BUTTE (Lat: 45.987125,  Lng: -112.476683),  Route carried "on" structure: Interstate 15,  Year Built: 1986,  Status: Open,  Structure Length: 6.68m (21.92ft),  Average Daily Traffic: 3,356 (year 2020),  Truck Traffic: 15%,  Average Future Daily Traffic: 3,541 (year 2040),  Design Load: HS 20,  Features Intersected: RR (TRACKS NOT IN USE)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 209.416,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 21.8m (71.5ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.6m (41.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 51.7 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 39.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing
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Structure Number: I00015130+00262,  Location: BUTTE (Lat: 45.987372,  Lng: -112.476867),  Route carried "on" structure: Interstate 15,  Year Built: 1966,  Status: Open,  Structure Length: 6.67m (21.88ft),  Average Daily Traffic: 3,356 (year 2020),  Truck Traffic: 15%,  Average Future Daily Traffic: 3,541 (year 2040),  Design Load: HS 20,  Features Intersected: RR (TRACKS NOT IN USE)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 209.318,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Number Of Approach Spans: 3,  Length of Maximum Span: 23.5m (77.1ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 14.3m (46.9ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 72.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: I00015134+00391,  Location: 3.1M N BUTTE (Lat: 46.040953,  Lng: -112.454206),  Route carried "on" structure: Interstate 15,  Year Built: 1976,  Status: Open,  Structure Length: 4.51m (14.80ft),  Average Daily Traffic: 3,356 (year 2020),  Truck Traffic: 15%,  Average Future Daily Traffic: 3,541 (year 2040),  Design Load: HS 20,  Features Intersected: INT WOODVILLE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 215.906,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 23.3m (76.4ft),  Curb or Sidewalk Widths: Left: 0.4m (1.3ft),  Right: 0.4m (1.3ft),  Curb-To-Curb Width: 12.7m (41.7ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 45.4 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 35.4 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: December 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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