US Bridges

SR 302 Spur over SR 16

Fair

Pierce County, Washington · 1.2 E JCT SR 302 · Structure no. 0010332A0000000

Built
1977
48 years old
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
282 ft
2 main spans
Daily traffic
2,217
2023 count
Owner
State
State Highway Agency

About this bridge

SR 302 Spur over SR 16 is a concrete continuous box beam or girders - multiple carrying SR 302 Spur over SR 16 in Pierce County, Washington. It was built in 1977, so it is 48 years old, younger 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 2,217 vehicles a day, roughly 5% of them trucks, projected to reach 3,425 by 2039. The structure is 282 ft (86 m) long and 29 ft wide.

Location

Open in Google Maps
CarriesSR 302 Spur
CrossesSR 16
Location1.2 E JCT SR 302
RouteState Highway 302
CountyPierce County
StateWashington
Coordinates47.40229, -122.62493
Functional classUrban Other Principal Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.1 US tons
Inventory rating35.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length282 ft (86 m)
Longest span139 ft (42.4 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,217 (2023)
Projected traffic3,425 by 2039
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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$3.8 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 302 Spur over SR 16 built?

It was built in 1977, making it 48 years old in 2025.

What condition is SR 302 Spur over SR 16 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 March 2024.

How much traffic does SR 302 Spur over SR 16 carry?

About 2,217 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 302 Spur over SR 16?

The structure is 282 ft (86 m) long with a longest span of 139 ft (42.4 m) and a deck 29 ft wide.

Who owns SR 302 Spur over SR 16?

It is owned by the State Highway Agency.