US Bridges

North 21st Street over Buckley Gulch

Good

Pierce County, Washington · N 21st & Fife · Structure no. 085541000000000

Built
1910
115 years old, rebuilt 1997
Condition
Good
inspected July 2023
Type
Girder and Floorbeam System
Concrete Continuous
Length
180 ft
3 main spans
Daily traffic
15,000
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

North 21st Street over Buckley Gulch is a concrete continuous girder and floorbeam system carrying North 21st Street over Buckley Gulch in Pierce County, Washington. It was built in 1910 and reconstructed in 1997, so it is 115 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 15,000 vehicles a day, roughly 5% of them trucks, projected to reach 22,842 by 2043. The structure is 180 ft (54.9 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNorth 21st Street
CrossesBuckley Gulch
LocationN 21st & Fife
RouteCity Street 3011
Coordinates47.26749, -122.47095
Functional classUrban Other Principal 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.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating38 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length180 ft (54.9 m)
Longest span60 ft (18.3 m)
Deck width60 ft (18.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,000 (2021)
Projected traffic22,842 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesOther
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$6.9 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was North 21st Street over Buckley Gulch built?

It was built in 1910, making it 115 years old in 2025. It was reconstructed in 1997.

What condition is North 21st Street over Buckley Gulch 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 July 2023.

How much traffic does North 21st Street over Buckley Gulch carry?

About 15,000 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is North 21st Street over Buckley Gulch?

The structure is 180 ft (54.9 m) long with a longest span of 60 ft (18.3 m) and a deck 60 ft wide.

Who owns North 21st Street over Buckley Gulch?

It is owned by the City or Municipal Highway Agency.