US Bridges

Anderson Road over UPRR Tracks

FairPosted for load

Spokane County, Washington · 1.0 E Cheney-Spok · Structure no. 080768000000000

Built
1971
54 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
221
2020 count
Owner
County
County Highway Agency

About this bridge

Anderson Road over UPRR Tracks is a prestressed concrete stringer/multi-beam or girder carrying Anderson Road over UPRR Tracks in Spokane County, Washington. It was built in 1971, so it is 54 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 6 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 221 vehicles a day, roughly 16% of them trucks, projected to reach 318 by 2042. The structure is 63 ft (19.2 m) long and 28 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesAnderson Road
CrossesUPRR Tracks
Location1.0 E Cheney-Spok
RouteCounty Highway 20
CountySpokane County
StateWashington
Coordinates47.50746, -117.52791
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating18.2 US tons
Inventory rating13.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length63 ft (19.2 m)
Longest span61 ft (18.6 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic221 (2020)
Projected traffic318 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed11.8 mi (19 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$2.6 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Anderson Road over UPRR Tracks built?

It was built in 1971, making it 54 years old in 2025.

What condition is Anderson Road over UPRR Tracks 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 August 2024.

How much traffic does Anderson Road over UPRR Tracks carry?

About 221 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is Anderson Road over UPRR Tracks?

The structure is 63 ft (19.2 m) long with a longest span of 61 ft (18.6 m) and a deck 28 ft wide.

Who owns Anderson Road over UPRR Tracks?

It is owned by the County Highway Agency.