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Bridge Statistics for Lapwai, Idaho (ID)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 11Number of bridges
  • 305ft / 92.8mTotal length
  • $27,729,000Total costs
  • 34,245Total average daily traffic
  • 5,412Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Lapwai
  • No street view available for this location

New bridges in Lapwai, ID - historical statistics
  • New bridges - historical statistics
  • 81960-1969
  • 11970-1979
  • 11980-1989
  • 11990-1999
Average Bridge Daily Traffic in Lapwai, ID
Average Bridge Truck Traffic in Lapwai, ID
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 10.0%Very good
  • 80.0%Good
  • 10.0%Satisfactory
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 20.0%Very good
  • 50.0%Good
  • 20.0%Satisfactory
  • 10.0%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 40.0%Good
  • 40.0%Satisfactory
  • 20.0%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 10.0%Very good
  • 40.0%Good
  • 20.0%Satisfactory
  • 30.0%Fair
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Structure Number: 1004,  Location: 8 S. JULIAETTA (Lat: 46.472639,  Lng: -116.772222),  Route carried "on" structure: State highway 3,  Year Built: 1968,  Status: Open,  Structure Length: 1.98m (6.50ft),  Average Daily Traffic: 2,500 (year 2019),  Truck Traffic: 24%,  Average Future Daily Traffic: 3,750 (year 2039),  Design Load: HS 20,  Features Intersected: ARROW GULCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.151,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: SH0,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 19.5m (64.0ft),  Curb-To-Curb Width: 10.4m (34.1ft),  Out-to-Out Width: 11.2m (36.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Very good,  Operating Rating: 53.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.8 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,  Waterway Adequacy: Superior to present desirable 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: Latex Concrete
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Structure Number: 10385,  Location: 9.3 E. LEWISTON (Lat: 46.460361,  Lng: -116.787806),  Route carried "on" structure: US 12,  Year Built: 1968,  Status: Open,  Structure Length: 4.02m (13.19ft),  Average Daily Traffic: 7,000 (year 2019),  Truck Traffic: 9%,  Average Future Daily Traffic: 10,500 (year 2039),  Design Load: HS 20,  Features Intersected: APRROACH RD;CATHOLIC CR.
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 22.365,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: US0,  Subroute: 5),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.9m (48.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.1m (43.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 49.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  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 48 months,  Inspection Date: Febuary 2019,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: 1039,  Location: 10.4 E. LEWISTON (Lat: 46.471556,  Lng: -116.773361),  Route carried "on" structure: US 12,  Year Built: 1972,  Status: Open,  Structure Length: 38.04m (124.80ft),  Average Daily Traffic: 4,000 (year 2019),  Truck Traffic: 15%,  Average Future Daily Traffic: 6,000 (year 2039),  Design Load: HS 20,  Features Intersected: CLWATER R.;NPRR;ARROW BR
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 24.076,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: US0,  Subroute: 5),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 3 degrees,  Navigation Control: Yes ( Vertical Clearance: 2.0m (6.6ft), Horizontal Clearance: 36.0m (118.1ft)),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 8,  Length of Maximum Span: 76.2m (250.0ft),  Curb-To-Curb Width: 12.4m (40.7ft),  Out-to-Out Width: 13.4m (44.0ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Fair,  Channel: Good,  Operating Rating: 37.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 21.8 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: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 38.10m (125.00ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Other Special Inspection Frequency: Every 48 months,  Inspection Date: October 2021,  Underwater Inspection Date: September 2017,  Other Special Inspection Date: October 2019,  Bridge Improvement Cost: $9,900,000,  Roadway Improvement Cost: $990,000,  Total Project Cost: $14,900,000 ( Estimate for 2017),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay
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Structure Number: 18455,  Location: 1 N. LAPWAI (Lat: 46.423556,  Lng: -116.803972),  Route carried "on" structure: US 95,  Year Built: 1964,  Status: Open,  Structure Length: 2.26m (7.41ft),  Average Daily Traffic: 5,300 (year 2019),  Truck Traffic: 15%,  Average Future Daily Traffic: 7,950 (year 2039),  Design Load: HS 20,  Features Intersected: LAPWAI CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 484.456,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: US0,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.0m (68.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 66.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.9 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,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay
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Structure Number: 1846,  Location: SPAULDING CITY LIMITS (Lat: 46.443389,  Lng: -116.812417),  Route carried "on" structure: US 95,  Year Built: 1964,  Status: Open,  Structure Length: 2.26m (7.41ft),  Average Daily Traffic: 5,300 (year 2019),  Truck Traffic: 15%,  Average Future Daily Traffic: 7,950 (year 2039),  Design Load: HS 20,  Features Intersected: LAPWAI CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 486.764,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: US0,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.0m (68.9ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 66.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.9 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,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay
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Structure Number: 18465,  Location: 4 N. LAPWAI (Lat: 46.442508,  Lng: -116.842700),  Route carried "on" structure: US 95,  Year Built: 1962,  Status: Open,  Structure Length: 37.49m (123.00ft),  Average Daily Traffic: 6,000 (year 2019),  Truck Traffic: 27%,  Average Future Daily Traffic: 9,000 (year 2039),  Design Load: HS 20,  Features Intersected: NPRR;CLEARWATER RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 489.430,  Lanes on structure: 2,  Base Highway Network: Yes (Inventory Route: US0,  Subroute: 1),  Owner: State Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Navigation Control: Yes ( Vertical Clearance: 8.0m (26.2ft), Horizontal Clearance: 35.0m (114.8ft)),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 11,  Length of Maximum Span: 36.6m (120.1ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 68.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 40.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Underclear: Meets minimum limits,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 37.46m (122.90ft),  Designated Inspection Frequency: Every 24 months,  Underwater Inspection Frequency: Every 60 months,  Other Special Inspection Frequency: Every 24 months,  Inspection Date: October 2021,  Underwater Inspection Date: October 2020,  Other Special Inspection Date: October 2021,  Bridge Improvement Cost: $8,111,000,  Roadway Improvement Cost: $811,000,  Total Project Cost: $12,167,000 ( Estimate for 2019),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Epoxy Overlay
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Structure Number: 29831,  Location: 0.7 S. 0.1 E. LAPWAI (Lat: 46.393917,  Lng: -116.798389),  Route carried "on" structure: County highway ,  Year Built: 1995,  Status: Open,  Structure Length: 1.80m (5.91ft),  Average Daily Traffic: 230 (year 2019),  Truck Traffic: 15%,  Average Future Daily Traffic: 345 (year 2039),  Design Load: HS 25 or greater,  Features Intersected: LAPWAI CR;GARDEN GULCH,  Facility Carried by Structure: GARDEN GULCH ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 160.974,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.4m (21.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 17.4m (57.1ft),  Curb-To-Curb Width: 7.4m (24.3ft),  Out-to-Out Width: 7.5m (24.6ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 47.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 17.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.53m (8.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Bridge Improvement Cost: $411,000,  Roadway Improvement Cost: $41,000,  Total Project Cost: $617,000 ( Estimate for 2016),  Deck Structure Type: Concrete Precast Panels,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 2986,  Location: 1.0 N. 0.1 E. LAPWAI (Lat: 46.416750,  Lng: -116.800028),  Route carried "on" structure: County highway ,  Year Built: 1963,  Status: Open,  Structure Length: 1.46m (4.79ft),  Average Daily Traffic: 80 (year 2019),  Truck Traffic: 13%,  Average Future Daily Traffic: 120 (year 2039),  Design Load: HS 20,  Features Intersected: LAPWAI CREEK,  Facility Carried by Structure: TOM BEALL ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 161.148,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 14.0m (45.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Fair,  Operating Rating: 71.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 42.6 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,  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,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 29875,  Location: 1.5 N. 0.2 W. LAPWAI (Lat: 46.426694,  Lng: -116.805833),  Route carried "on" structure: County highway ,  Year Built: 1963,  Status: Open,  Structure Length: 1.46m (4.79ft),  Average Daily Traffic: 110 (year 2019),  Truck Traffic: 10%,  Average Future Daily Traffic: 165 (year 2039),  Design Load: HS 20,  Features Intersected: LAPWAI CREEK,  Facility Carried by Structure: RED DUCK LANE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 161.043,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 14.0m (45.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 7.3m (24.0ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Fair,  Channel: Fair,  Operating Rating: 71.7 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 42.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  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: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 9370001P,  Location: 1.4 miles southeast of Jc (Lat: 46.448500,  Lng: -116.817917),  Route carried "on" structure: Federal lands road 10,  Year Built: 1988,  Status: Posted for load,  Structure Length: 1.98m (6.50ft),  Average Daily Traffic: 225 (year 2008),  Truck Traffic: 1%,  Average Future Daily Traffic: 300 (year 2028),  Design Load: HS 15,  Features Intersected: LAPWAI CREEK,  Facility Carried by Structure: ENTRANCE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.386,  Lanes on structure: 2,  Owner: National Park Service,  Approaching Roadway Width: 9.8m (32.2ft),  Material/Design: Wood or Timber,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 18.3m (60.0ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.2m (3.9ft),  Curb-To-Curb Width: 5.5m (18.0ft),  Out-to-Out Width: 7.3m (24.0ft)

Condition: Deck: Very good,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 35.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 24.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2020,  Bridge Improvement Cost: $30,000,  Roadway Improvement Cost: $3,000,  Total Project Cost: $45,000 ( Estimate for 2014),  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Wood or Timber
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Structure Number: 1847,  Location: 6.1 E. LEWISTON (Lat: 46.446000,  Lng: -116.849528),  Route carried "under" structure: US 12,  Year Built: 1964,  Structure Length: 0. m,  Average Daily Traffic: 3,500 (year 2018),  Truck Traffic: 9%,  Features Intersected: US 12;US 12-95 IC,  Facility Carried by Structure: US 95
Minimum Vertical Clearance: 5.03m (16.50ft),  Kilometerpoint: 17.136,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 25.3m (83.0ft)

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