US Bridges

REVERE/4020 over Bnrr Abandoned Line

FairPosted for load

Whitman County, Washington · 0.18 MI N Lamont · Structure no. 084410000000000

Built
1975
50 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
66 ft
3 main spans
Daily traffic
8
2022 count
Owner
County
County Highway Agency

About this bridge

REVERE/4020 over Bnrr Abandoned Line is a wood or timber stringer/multi-beam or girder carrying REVERE/4020 over Bnrr Abandoned Line in Whitman County, Washington. It was built in 1975, so it is 50 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 8 vehicles a day, roughly 25% of them trucks, projected to reach 9 by 2042. The structure is 66 ft (20.1 m) long and 16 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesREVERE/4020
CrossesBnrr Abandoned Line
Location0.18 MI N Lamont
RouteCounty Highway 40200
CountyWhitman County
StateWashington
Coordinates47.1867, -117.93137
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating40 US tons
Inventory rating29 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadH 10
Structure length66 ft (20.1 m)
Longest span21 ft (6.4 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8 (2022)
Projected traffic9 by 2042
Trucks25%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesOther
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.9 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was REVERE/4020 over Bnrr Abandoned Line built?

It was built in 1975, making it 50 years old in 2025.

What condition is REVERE/4020 over Bnrr Abandoned Line in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does REVERE/4020 over Bnrr Abandoned Line carry?

About 8 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is REVERE/4020 over Bnrr Abandoned Line?

The structure is 66 ft (20.1 m) long with a longest span of 21 ft (6.4 m) and a deck 16 ft wide.

Who owns REVERE/4020 over Bnrr Abandoned Line?

It is owned by the County Highway Agency.