US Bridges

24th ST over SR 16

Good

Pierce County, Washington · 3.0 N JCT SR 163 · Structure no. 0016441B0000000

Built
2003
22 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
259 ft
2 main spans
Daily traffic
7,409
2012 count
Owner
State
State Highway Agency

About this bridge

24th ST over SR 16 is a prestressed concrete continuous stringer/multi-beam or girder carrying 24th ST over SR 16 in Pierce County, Washington. It was built in 2003, so it is 22 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 7,409 vehicles a day, roughly 5% of them trucks, projected to reach 11,677 by 2036. The structure is 259 ft (78.9 m) long and 58 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries24th ST
CrossesSR 16
Location3.0 N JCT SR 163
RouteCounty Highway 0
Coordinates47.27986, -122.56142
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length259 ft (78.9 m)
Longest span141 ft (43 m)
Deck width58 ft (17.6 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,409 (2012)
Projected traffic11,677 by 2036
Trucks5%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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$5.9 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was 24th ST over SR 16 built?

It was built in 2003, making it 22 years old in 2025.

What condition is 24th ST over SR 16 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 March 2024.

How much traffic does 24th ST over SR 16 carry?

About 7,409 vehicles per day (2012 count), of which roughly 5% are trucks.

How long is 24th ST over SR 16?

The structure is 259 ft (78.9 m) long with a longest span of 141 ft (43 m) and a deck 58 ft wide.

Who owns 24th ST over SR 16?

It is owned by the State Highway Agency.