US Bridges

SR 162 over Spiketon Creek

Good

Pierce County, Washington · 17.2 E JCT SR 410 · Structure no. 0019438T0000000

Built
2019
6 years old
Condition
Good
inspected August 2024
Type
Girder and Floorbeam System
Steel
Length
240 ft
1 main span
Daily traffic
7,121
2023 count
Owner
State
State Highway Agency

About this bridge

SR 162 over Spiketon Creek is a steel girder and floorbeam system carrying SR 162 over Spiketon Creek in Pierce County, Washington. It was built in 2019, so it is 6 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. Its operating status is: open, temporary structure in place while original is closed.

It carries about 7,121 vehicles a day, roughly 10% of them trucks, projected to reach 9,183 by 2038. The structure is 240 ft (73.2 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 162
CrossesSpiketon Creek
Location17.2 E JCT SR 410
RouteState Highway 162
Coordinates47.14206, -122.05881
Functional classUrban Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 6 months
Operating statusOpen, temporary structure in place while original is closed
ScourFoundations on dry land well above flood water elevations
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.1 US tons
Inventory rating0 US tons

Structure

MaterialSteel
DeckSteel plate
Main spans1
Design loadHL 93
Structure length240 ft (73.2 m)
Longest span240 ft (73.2 m)
Deck width32 ft (9.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,121 (2023)
Projected traffic9,183 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$9 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 162 over Spiketon Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is SR 162 over Spiketon 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 August 2024.

How much traffic does SR 162 over Spiketon Creek carry?

About 7,121 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SR 162 over Spiketon Creek?

The structure is 240 ft (73.2 m) long with a longest span of 240 ft (73.2 m) and a deck 32 ft wide.

Who owns SR 162 over Spiketon Creek?

It is owned by the State Highway Agency.