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Bridge Statistics for Walnut Grove, Washington (WA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 11Number of bridges
  • 207ft / 63.1mTotal length
  • $41,749,000Total costs
  • 518,730Total average daily traffic
  • 37,287Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Walnut Grove
  • No street view available for this location

Average Bridge Daily Traffic in Walnut Grove, WA
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 71.4%Good
  • 28.6%Satisfactory
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 57.1%Good
  • 42.9%Satisfactory
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Structure Number: 9122A,  Location: 2.6 N JCT SR 500 (Lat: 45.686972,  Lng: -122.601278),  Route carried "on" structure: City street ,  Year Built: 1972,  Status: Open,  Structure Length: 7.92m (25.98ft),  Average Daily Traffic: 10,000 (year 2002),  Truck Traffic: 10%,  Average Future Daily Traffic: 18,160 (year 2036),  Design Load: HS 20+Mod,  Features Intersected: I-205,  Facility Carried by Structure: NE ANDRESEN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 9.125,  Lanes on structure: 4,  Lanes under structure: 5,  Owner: State Highway Agency,  Approaching Roadway Width: 25.6m (84.0ft),  Skew: 20 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 38.7m (127.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 25.6m (84.0ft),  Out-to-Out Width: 26.6m (87.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 83.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 7.92m (25.98ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $4,472,000,  Roadway Improvement Cost: $894,000,  Total Project Cost: $8,944,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 9241A,  Location: 2.1 N JCT SR 500 (Lat: 45.682750,  Lng: -122.594250),  Route carried "on" structure: County highway ,  Year Built: 1974,  Status: Open,  Structure Length: 13.66m (44.82ft),  Average Daily Traffic: 15,039 (year 2012),  Truck Traffic: 10%,  Average Future Daily Traffic: 24,784 (year 2036),  Design Load: HS 20+Mod,  Features Intersected: I-205,  Facility Carried by Structure: PADDEN PARKWAY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.354,  Lanes on structure: 2,  Lanes under structure: 6,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.6m (47.9ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Number Of Approach Spans: 2,  Length of Maximum Span: 50.3m (165.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.6m (41.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 50.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.9 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,  Length Of Structure Improvement: 13.66m (44.82ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $4,480,000,  Roadway Improvement Cost: $896,000,  Total Project Cost: $8,960,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 9241B,  Location: 2.1 N JCT SR 500 (Lat: 45.682861,  Lng: -122.594528),  Route carried "on" structure: County highway ,  Year Built: 1974,  Status: Open,  Structure Length: 13.66m (44.82ft),  Average Daily Traffic: 15,039 (year 2012),  Truck Traffic: 10%,  Average Future Daily Traffic: 24,784 (year 2036),  Design Load: HS 20+Mod,  Features Intersected: I-205,  Facility Carried by Structure: PADDEN PARKWAY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.354,  Lanes on structure: 3,  Lanes under structure: 6,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.0m (45.9ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Number Of Approach Spans: 2,  Length of Maximum Span: 50.3m (165.0ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 14.6m (47.9ft),  Out-to-Out Width: 17.0m (55.8ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 60.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 13.66m (44.82ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $4,301,000,  Roadway Improvement Cost: $860,000,  Total Project Cost: $8,602,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 9241D,  Location: 0.9 N JCT SR 500 (Lat: 45.668028,  Lng: -122.580361),  Route carried "on" structure: City street ,  Year Built: 1973,  Status: Open,  Structure Length: 7.86m (25.79ft),  Average Daily Traffic: 10,910 (year 2012),  Truck Traffic: 5%,  Average Future Daily Traffic: 21,391 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: I-205,  Facility Carried by Structure: NE 63RD ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.001,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 37.8m (124.0ft),  Curb or Sidewalk Widths: Left: 1.8m (5.9ft),  Right: 1.8m (5.9ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 17.7m (58.1ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 59.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 7.86m (25.79ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $2,374,000,  Roadway Improvement Cost: $475,000,  Total Project Cost: $4,747,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 9241F,  Location: 3.1 N JCT SR 500 (Lat: 45.692628,  Lng: -122.607306),  Route carried "on" structure: Interstate 205,  Year Built: 1972,  Status: Open,  Structure Length: 7.07m (23.20ft),  Average Daily Traffic: 37,214 (year 2019),  Truck Traffic: 7%,  Average Future Daily Traffic: 53,885 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: LP&N RY
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 54.718,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 20.4m (66.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.5m (41.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 56.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 33.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 7.07m (23.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $1,856,000,  Roadway Improvement Cost: $371,000,  Total Project Cost: $3,712,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 9241G,  Location: 3.4 N JCT SR 500 (Lat: 45.695911,  Lng: -122.610894),  Route carried "on" structure: Interstate 205,  Year Built: 1973,  Status: Open,  Structure Length: 6.46m (21.19ft),  Average Daily Traffic: 37,214 (year 2019),  Truck Traffic: 7%,  Average Future Daily Traffic: 53,885 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: ST JOHNS RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 55.184,  Lanes on structure: 2,  Lanes under structure: 5,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 32.9m (107.9ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.5m (41.0ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Good,  Operating Rating: 60.8 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: 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,  Length Of Structure Improvement: 6.46m (21.19ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $1,696,000,  Roadway Improvement Cost: $339,000,  Total Project Cost: $3,392,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Low Slump Concrete
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Structure Number: 9241L,  Location: 3.4 N JCT SR 500 (Lat: 45.695911,  Lng: -122.610908),  Route carried "on" structure: Interstate 205,  Year Built: 1973,  Status: Open,  Structure Length: 6.46m (21.19ft),  Average Daily Traffic: 37,214 (year 2019),  Truck Traffic: 7%,  Average Future Daily Traffic: 53,885 (year 2039),  Design Load: HS 20+Mod,  Features Intersected: ST JOHNS RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 55.184,  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: Prestressed concrete continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 32.9m (107.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 11.6m (38.1ft),  Out-to-Out Width: 12.5m (41.0ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 60.8 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: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 6.46m (21.19ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Bridge Improvement Cost: $1,696,000,  Roadway Improvement Cost: $339,000,  Total Project Cost: $3,392,000 ( Estimate for 2014),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: 9122A,  Location: 2.6 N JCT SR 500 (Lat: 45.686972,  Lng: -122.601278),  Route carried "under" structure: Interstate 205,  Year Built: 1972,  Structure Length: 0. m,  Average Daily Traffic: 89,025 (year 2019),  Truck Traffic: 7%,  Features Intersected: I-205,  Facility Carried by Structure: NE ANDRESEN RD
Minimum Vertical Clearance: 5.61m (18.41ft),  Kilometerpoint: 53.945,  Lanes on structure: 4,  Lanes under structure: 4,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 38.7m (127.0ft)

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Structure Number: 9241A,  Location: 2.1 N JCT SR 500 (Lat: 45.682750,  Lng: -122.594250),  Route carried "under" structure: Interstate 205,  Year Built: 1974,  Structure Length: 0. m,  Average Daily Traffic: 89,025 (year 2019),  Truck Traffic: 7%,  Features Intersected: I-205,  Facility Carried by Structure: PADDEN PARKWAY
Minimum Vertical Clearance: 5.23m (17.16ft),  Kilometerpoint: 53.173,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 50.3m (165.0ft)

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Structure Number: 9241B,  Location: 2.1 N JCT SR 500 (Lat: 45.682861,  Lng: -122.594528),  Route carried "under" structure: Interstate 205,  Year Built: 1974,  Structure Length: 0. m,  Average Daily Traffic: 89,025 (year 2019),  Truck Traffic: 7%,  Features Intersected: I-205,  Facility Carried by Structure: PADDEN PARKWAY
Minimum Vertical Clearance: 5.31m (17.42ft),  Kilometerpoint: 53.205,  Lanes on structure: 3,  Lanes under structure: 6,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 50.3m (165.0ft)

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Structure Number: 9241D,  Location: 0.9 N JCT SR 500 (Lat: 45.668028,  Lng: -122.580361),  Route carried "under" structure: Interstate 205,  Year Built: 1973,  Structure Length: 0. m,  Average Daily Traffic: 89,025 (year 2019),  Truck Traffic: 7%,  Features Intersected: I-205,  Facility Carried by Structure: NE 63RD ST
Minimum Vertical Clearance: 5.33m (17.49ft),  Kilometerpoint: 51.161,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete continuous,  Design/Construction: Box Beam or Girders - Multiple,  Length of Maximum Span: 37.8m (124.0ft)

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