US Bridges

Watt Avenue over US Highway 50 & Ramps

Good

Sacramento County, California · 03-SAC-050-R5.34 · Structure no. 24 0034

Built
1971
54 years old, rebuilt 2015
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
311 ft
2 main spans
Daily traffic
32,000
2012 count
Owner
State
State Highway Agency

About this bridge

Watt Avenue over US Highway 50 & Ramps is a prestressed concrete continuous box beam or girders - multiple carrying Watt Avenue over US Highway 50 & Ramps in Sacramento County, California. It was built in 1971 and reconstructed in 2015, so it is 54 years old, younger than the California average of 54.8 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 32,000 vehicles a day, roughly 12% of them trucks, projected to reach 43,183 by 2041. The structure is 311 ft (94.9 m) long and 140 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesWatt Avenue
CrossesUS Highway 50 & Ramps
Location03-SAC-050-R5.34
RouteCounty Highway 0
Coordinates38.55909, -121.37992
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 inspectionNovember 2023
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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length311 ft (94.9 m)
Longest span154 ft (46.9 m)
Deck width140 ft (42.7 m)
Roadway width120 ft (36.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,000 (2012)
Projected traffic43,183 by 2041
Trucks12%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed6.2 mi (10 km)
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Watt Avenue over US Highway 50 & Ramps built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2015.

What condition is Watt Avenue over US Highway 50 & Ramps 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 November 2023.

How much traffic does Watt Avenue over US Highway 50 & Ramps carry?

About 32,000 vehicles per day (2012 count), of which roughly 12% are trucks.

How long is Watt Avenue over US Highway 50 & Ramps?

The structure is 311 ft (94.9 m) long with a longest span of 154 ft (46.9 m) and a deck 140 ft wide.

Who owns Watt Avenue over US Highway 50 & Ramps?

It is owned by the State Highway Agency.