US Bridges

133 ST S over Clover Creek

Good

Pierce County, Washington · .06 E JCT SR7 · Structure no. 082019000000000

Built
1970
55 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete
Length
46 ft
1 main span
Daily traffic
1,000
2019 count
Owner
County
County Highway Agency

About this bridge

133 ST S over Clover Creek is a concrete slab carrying 133 ST S over Clover Creek in Pierce County, Washington. It was built in 1970, so it is 55 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,000 vehicles a day, roughly 2% of them trucks, projected to reach 1,650 by 2040. The structure is 46 ft (14.1 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries133 ST S
CrossesClover Creek
Location.06 E JCT SR7
RouteCounty Highway 51260
Coordinates47.13639, -122.43354
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length46 ft (14.1 m)
Longest span41 ft (12.4 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2019)
Projected traffic1,650 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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$1.7 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 133 ST S over Clover Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is 133 ST S over Clover Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does 133 ST S over Clover Creek carry?

About 1,000 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is 133 ST S over Clover Creek?

The structure is 46 ft (14.1 m) long with a longest span of 41 ft (12.4 m) and a deck 34 ft wide.

Who owns 133 ST S over Clover Creek?

It is owned by the County Highway Agency.