US Bridges

B Street over Clover Creek

Fair

Pierce County, Washington · Grid Coord ET384211 · Structure no. AFWAPQWY00002

Built
1950
75 years old
Condition
Fair
inspected June 2024
Type
Arch - Deck
Concrete
Length
29 ft
1 main span
Daily traffic
50
2016 count
Owner
Federal
Army

About this bridge

B Street over Clover Creek is a concrete arch - deck carrying B Street over Clover Creek in Pierce County, Washington. It was built in 1950, so it is 75 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.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 100 by 2046. The structure is 29 ft (8.8 m) long and 23 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesB Street
CrossesClover Creek
LocationGrid Coord ET384211
Coordinates47.14229, -122.4926
Functional classUrban 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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span29 ft (8.8 m)
Deck width23 ft (6.9 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2016)
Projected traffic100 by 2046
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$14,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was B Street over Clover Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is B Street over Clover Creek 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 June 2024.

How much traffic does B Street over Clover Creek carry?

About 50 vehicles per day (2016 count), of which roughly 10% are trucks.

How long is B Street over Clover Creek?

The structure is 29 ft (8.8 m) long with a longest span of 29 ft (8.8 m) and a deck 23 ft wide.

Who owns B Street over Clover Creek?

It is owned by the Army.