US Bridges

SR 512 over Waller RD

Good

Pierce County, Washington · 2.1 E JCT SR 7 · Structure no. 0008437A0000000

Built
1969
56 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
160 ft
3 main spans
Daily traffic
42,762
2023 count
Owner
State
State Highway Agency

About this bridge

SR 512 over Waller RD is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 512 over Waller RD in Pierce County, Washington. It was built in 1969, so it is 56 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 42,762 vehicles a day, roughly 8% of them trucks, projected to reach 64,525 by 2039. The structure is 160 ft (48.8 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 512
CrossesWaller RD
Location2.1 E JCT SR 7
RouteState Highway 512
Coordinates47.15811, -122.38917
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.9 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length160 ft (48.8 m)
Longest span66 ft (20.1 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,762 (2023)
Projected traffic64,525 by 2039
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.1 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 512 over Waller RD built?

It was built in 1969, making it 56 years old in 2025.

What condition is SR 512 over Waller RD 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 2024.

How much traffic does SR 512 over Waller RD carry?

About 42,762 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is SR 512 over Waller RD?

The structure is 160 ft (48.8 m) long with a longest span of 66 ft (20.1 m) and a deck 41 ft wide.

Who owns SR 512 over Waller RD?

It is owned by the State Highway Agency.