US Bridges

SR 512 Ramp over 92nd Ave

Good

Pierce County, Washington · 6.1 E JCT SR 7 · Structure no. 0014544A0000000

Built
1995
30 years old
Condition
Good
inspected September 2022
Type
Slab
Concrete
Length
43 ft
1 main span
Daily traffic
8,442
2023 count
Owner
State
State Highway Agency

About this bridge

SR 512 Ramp over 92nd Ave is a concrete slab carrying SR 512 Ramp over 92nd Ave in Pierce County, Washington. It was built in 1995, so it is 30 years old, younger 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 8,442 vehicles a day, roughly 5% of them trucks, projected to reach 12,371 by 2039. The structure is 43 ft (13.1 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 512 Ramp
Crosses92nd Ave
Location6.1 E JCT SR 7
RouteState Highway 512
CountyPierce County
StateWashington
Coordinates47.1581, -122.30805
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 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.2 US tons
Inventory rating47.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length43 ft (13.1 m)
Longest span41 ft (12.5 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,442 (2023)
Projected traffic12,371 by 2039
Trucks5%
Lanes on structure1
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 statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$551,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 512 Ramp over 92nd Ave built?

It was built in 1995, making it 30 years old in 2025.

What condition is SR 512 Ramp over 92nd Ave 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 2022.

How much traffic does SR 512 Ramp over 92nd Ave carry?

About 8,442 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 512 Ramp over 92nd Ave?

The structure is 43 ft (13.1 m) long with a longest span of 41 ft (12.5 m) and a deck 28 ft wide.

Who owns SR 512 Ramp over 92nd Ave?

It is owned by the State Highway Agency.