US Bridges

Enterprise Blvd over Lake Washington

Good

Yolo County, California · 0.4 MI S of I-80 · Structure no. 22C0162

Built
1976
49 years old
Condition
Good
inspected January 2024
Type
Tee Beam
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
20,000
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Enterprise Blvd over Lake Washington is a prestressed concrete tee beam carrying Enterprise Blvd over Lake Washington in Yolo County, California. It was built in 1976, so it is 49 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 20,000 vehicles a day, roughly 20% of them trucks, projected to reach 26,899 by 2042. The structure is 35 ft (10.6 m) long and 61 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesEnterprise Blvd
CrossesLake Washington
Location0.4 MI S of I-80
RouteCity Street 0
Coordinates38.57133, -121.57837
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
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 rating22.5 US tons
Inventory rating12.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length35 ft (10.6 m)
Longest span33 ft (10.2 m)
Deck width61 ft (18.5 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2018)
Projected traffic26,899 by 2042
Trucks20%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Enterprise Blvd over Lake Washington built?

It was built in 1976, making it 49 years old in 2025.

What condition is Enterprise Blvd over Lake Washington 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 January 2024.

How much traffic does Enterprise Blvd over Lake Washington carry?

About 20,000 vehicles per day (2018 count), of which roughly 20% are trucks.

How long is Enterprise Blvd over Lake Washington?

The structure is 35 ft (10.6 m) long with a longest span of 33 ft (10.2 m) and a deck 61 ft wide.

Who owns Enterprise Blvd over Lake Washington?

It is owned by the City or Municipal Highway Agency.