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Bridge Statistics for Yaak, Montana (MT)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 14Number of bridges
  • 112ft / 34.3mTotal length
  • $263,000Total costs
  • 1,345Total average daily traffic
  • 10Total average daily truck traffic
  • 1,591Total future (year 1998) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Yaak
  • No street view available for this location

New bridges in Yaak, MT - historical statistics
  • New bridges - historical statistics
  • 51950-1959
  • 31960-1969
  • 11970-1979
  • 41980-1989
  • 11990-1999
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 7.1%Very good
  • 64.3%Good
  • 21.4%Satisfactory
  • 7.1%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 21.4%Very good
  • 64.3%Good
  • 14.3%Satisfactory
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 7.1%Very good
  • 57.1%Good
  • 7.1%Satisfactory
  • 14.3%Fair
  • 14.3%Poor
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 7.1%Excellent
  • 35.7%Very good
  • 14.3%Good
  • 42.9%Satisfactory
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Structure Number: 11404000000005,  Location: JCT 68/92, TOWN OF YAAK. (Lat: 48.831369,  Lng: -115.706675),  Route carried "on" structure: Federal lands road 68,  Year Built: 1951,  Status: Open,  Structure Length: 5.18m (16.99ft),  Average Daily Traffic: 99 (year 1993),  Average Future Daily Traffic: 99 (year 1998),  Design Load: HS 20,  Features Intersected: YAAK RIVER,  Facility Carried by Structure: S.FK.YAAK/PIPE CR.
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 57.440,  Lanes on structure: 2,  Owner: U.S. Forest Service,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 17.4m (57.1ft),  Curb-To-Curb Width: 6.1m (20.0ft),  Out-to-Out Width: 7.5m (24.6ft)

Condition: Deck: Fair,  Superstructure: Very good,  Substructure: Fair,  Channel: Excellent,  Operating Rating: 70.0 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: 54.1 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: Somewhat better than minimum adequacy,  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,  Bridge Improvement Cost: $130,000,  Roadway Improvement Cost: $20,000,  Total Project Cost: $150,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 11404000000021,  Location: JUST PAST JCT WITH 746 (Lat: 48.788708,  Lng: -115.666211),  Route carried "on" structure: Federal lands road 68,  Year Built: 1953,  Status: Open,  Structure Length: 1.23m (4.04ft),  Average Daily Traffic: 99 (year 1994),  Average Future Daily Traffic: 99 (year 1998),  Design Load: H 10,  Features Intersected: SOUTH FORK YAAK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 51.360,  Lanes on structure: 2,  Owner: U.S. Forest Service,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 12.1m (39.7ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 7.4m (24.3ft),  Out-to-Out Width: 8.0m (26.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Poor,  Channel: Very good,  Operating Rating: 43.4 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: 33.7 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: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Bridge Improvement Cost: $80,000,  Total Project Cost: $80,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 1140400000004,  Location: JUST BEFORE JCT WITH 276 (Lat: 48.930267,  Lng: -115.669883),  Route carried "on" structure: Federal lands road 92,  Year Built: 1976,  Status: Open,  Structure Length: 2.16m (7.09ft),  Average Daily Traffic: 99 (year 1994),  Average Future Daily Traffic: 148 (year 2042),  Design Load: HS 20,  Features Intersected: WEST FORK YAAK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 62.385,  Lanes on structure: 2,  Owner: U.S. Forest Service,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.3m (69.9ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 8.8m (28.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 27.2 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: 14.3 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: Better than 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: August 2021,  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 11404000000041,  Location: JUST BEFORE JCT 5828/8025 (Lat: 48.957242,  Lng: -115.617494),  Route carried "on" structure: Federal lands road 92,  Year Built: 1986,  Status: Open,  Structure Length: 3.57m (11.71ft),  Average Daily Traffic: 99 (year 1995),  Average Future Daily Traffic: 148 (year 2042),  Design Load: HS 20,  Features Intersected: NORTH FORK YAAK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 68.160,  Lanes on structure: 2,  Owner: U.S. Forest Service,  Approaching Roadway Width: 8.6m (28.2ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 35.1m (115.2ft),  Curb-To-Curb Width: 8.6m (28.2ft),  Out-to-Out Width: 9.4m (30.8ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: Good,  Operating Rating: 40.5 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: 25.3 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: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Deck Structure Type: Other,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 11404000000064,  Location: .1 MILE FROM JCT W/276 (Lat: 48.931883,  Lng: -115.725003),  Route carried "on" structure: Federal lands road 5857,  Year Built: 1961,  Status: Open,  Structure Length: 1.55m (5.09ft),  Average Daily Traffic: 30 (year 1994),  Average Future Daily Traffic: 45 (year 2042),  Design Load: HS 20,  Features Intersected: W FK YAAK R.
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.320,  Lanes on structure: 1,  Owner: U.S. Forest Service,  Approaching Roadway Width: 4.1m (13.5ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.0m (49.2ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 4.1m (13.5ft),  Out-to-Out Width: 4.6m (15.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 37.3 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: 28.5 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: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $7,000,  Total Project Cost: $7,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 11404000000102,  Location: 0.1 MILE FROM JCT WITH 92 (Lat: 48.948772,  Lng: -115.533119),  Route carried "on" structure: Federal lands road 6035,  Year Built: 1958,  Status: Open,  Structure Length: 1.22m (4.00ft),  Average Daily Traffic: 40 (year 1994),  Average Future Daily Traffic: 60 (year 2042),  Design Load: HS 20,  Features Intersected: E F YAAK
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: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 11.9m (39.0ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 4.1m (13.5ft),  Out-to-Out Width: 4.7m (15.4ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Good,  Operating Rating: 19.1 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: 14.9 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: Meets minimum limits,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 11404000000108,  Location: JCT 593/508 (Lat: 48.811211,  Lng: -115.874644),  Route carried "on" structure: Federal lands road 593,  Year Built: 1961,  Status: Open,  Structure Length: 4.30m (14.11ft),  Average Daily Traffic: 50 (year 1994),  Average Future Daily Traffic: 75 (year 2042),  Design Load: HS 20+Mod,  Features Intersected: YAAK R
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 17.760,  Lanes on structure: 1,  Owner: U.S. Forest Service,  Approaching Roadway Width: 4.9m (16.1ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 27.4m (89.9ft),  Curb or Sidewalk Widths: Left: 0.6m (2.0ft),  Right: 0.6m (2.0ft),  Curb-To-Curb Width: 4.3m (14.1ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 42.1 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: 32.4 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: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 48 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $20,000,  Total Project Cost: $20,000,  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: 11404000000154,  Location: VINAL CREEK (Lat: 48.852822,  Lng: -115.651717),  Route carried "on" structure: Federal lands road 746,  Year Built: 1980,  Status: Open,  Structure Length: 1.56m (5.12ft),  Average Daily Traffic: 50 (year 1995),  Average Future Daily Traffic: 75 (year 2042),  Design Load: HS 20,  Features Intersected: VINAL CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.600,  Lanes on structure: 1,  Owner: U.S. Forest Service,  Approaching Roadway Width: 5.9m (19.4ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 15.2m (49.9ft),  Curb-To-Curb Width: 5.9m (19.4ft),  Out-to-Out Width: 6.7m (22.0ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  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: 38.9 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: Better than present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: High priority of corrective action,  Designated Inspection Frequency: Every 48 months,  Inspection Date: August 2021,  Deck Structure Type: Other
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Structure Number: 11404000000155,  Location: 0.1 MI FROM JCT WITH 92 (Lat: 48.946797,  Lng: -115.574039),  Route carried "on" structure: Federal lands road 746,  Year Built: 1968,  Status: Open,  Structure Length: 1.11m (3.64ft),  Average Daily Traffic: 50 (year 1994),  Average Future Daily Traffic: 75 (year 2042),  Design Load: HS 25 or greater,  Features Intersected: E FK YAAK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 25.600,  Lanes on structure: 1,  Owner: U.S. Forest Service,  Approaching Roadway Width: 4.1m (13.5ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.7m (35.1ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 4.1m (13.5ft),  Out-to-Out Width: 4.6m (15.1ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 43.1 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: 33.4 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: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $6,000,  Total Project Cost: $6,000,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 11404000000164,  Location: JCT 472 & 68 (Lat: 48.760900,  Lng: -115.655219),  Route carried "on" structure: Federal lands road 472,  Year Built: 1957,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 25 (year 1995),  Average Future Daily Traffic: 37 (year 2042),  Design Load: HS 20,  Features Intersected: SOUTH FORK YAAK RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 25.120,  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: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 25.3 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: 19.4 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: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: L27417000+03001,  Location: 6M N YAAK (Lat: 48.907919,  Lng: -115.660714),  Route carried "on" structure: County highway 27417,  Year Built: 1995,  Status: Posted for load,  Structure Length: 4.26m (13.98ft),  Average Daily Traffic: 100 (year 2022),  Truck Traffic: 3%,  Average Future Daily Traffic: 100 (year 2037),  Design Load: HL 93,  Features Intersected: YAAK RIVER 152,  Facility Carried by Structure: UPPER FORD RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.538,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 7.0m (23.0ft),  Skew: 3 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 21.3m (69.9ft),  Curb-To-Curb Width: 4.8m (15.7ft),  Out-to-Out Width: 5.5m (18.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 19.1 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 13.6 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to present desirable criteria,  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: 20.0 - 29.9% below),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: L27417004+03001,  Location: 13M NE YAAK (Lat: 48.951039,  Lng: -115.613933),  Route carried "on" structure: County highway 27417,  Year Built: 1953,  Status: Open,  Structure Length: 1.10m (3.61ft),  Average Daily Traffic: 100 (year 2022),  Truck Traffic: 3%,  Average Future Daily Traffic: 100 (year 2037),  Features Intersected: E FORK YAAK RIVER 151,  Facility Carried by Structure: UPPER FORD RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.054,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 10.4m (34.1ft),  Curb-To-Curb Width: 4.4m (14.4ft),  Out-to-Out Width: 5.0m (16.4ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Very good,  Operating Rating: 36.3 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 28.1 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Meets minimum limits,  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,  Other Special Inspection Frequency: Every 6 months,  Inspection Date: August 2020,  Other Special Inspection Date: November 2021,  Deck Structure Type: Corrugated Steel,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: S00508023+07001,  Location: 7M W YAAK (Lat: 48.822978,  Lng: -115.851142),  Route carried "on" structure: State highway 508,  Year Built: 1989,  Status: Open,  Structure Length: 4.11m (13.48ft),  Average Daily Traffic: 252 (year 2020),  Truck Traffic: 1%,  Average Future Daily Traffic: 265 (year 2040),  Design Load: HS 20,  Features Intersected: SPREAD CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 35.452,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Box Beam or Girders - Single/Spread,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 26.8m (87.9ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 10.8m (35.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very 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: Better than 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: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: S00508028+02001,  Location: 2M W YAAK (Lat: 48.831347,  Lng: -115.766481),  Route carried "on" structure: State highway 508,  Year Built: 1989,  Status: Open,  Structure Length: 2.23m (7.32ft),  Average Daily Traffic: 252 (year 2020),  Truck Traffic: 1%,  Average Future Daily Traffic: 265 (year 2040),  Design Load: HS 20,  Features Intersected: PETE CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 42.506,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.6m (47.9ft),  Curb-To-Curb Width: 9.8m (32.2ft),  Out-to-Out Width: 10.8m (35.4ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Very good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 62.6 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing
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