US Bridges

Washington Blvd over U.S. Highway 101

Good

Del Norte County, California · 01-DN-101-R27.87 · Structure no. 01 0064

Built
1971
54 years old, rebuilt 2003
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
242 ft
2 main spans
Daily traffic
3,130
2012 count
Owner
State
State Highway Agency

About this bridge

Washington Blvd over U.S. Highway 101 is a prestressed concrete continuous box beam or girders - multiple carrying Washington Blvd over U.S. Highway 101 in Del Norte County, California. It was built in 1971 and reconstructed in 2003, 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 3,130 vehicles a day, roughly 7% of them trucks, projected to reach 4,351 by 2043. The structure is 242 ft (73.8 m) long and 59 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWashington Blvd
CrossesU.S. Highway 101
Location01-DN-101-R27.87
RouteCounty Highway 0
Coordinates41.77282, -124.18693
Functional classUrban Collector

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 inspectionAugust 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 rating55.3 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length242 ft (73.8 m)
Longest span121 ft (36.9 m)
Deck width59 ft (17.9 m)
Roadway width55 ft (16.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,130 (2012)
Projected traffic4,351 by 2043
Trucks7%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Washington Blvd over U.S. Highway 101 built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2003.

What condition is Washington Blvd over U.S. Highway 101 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 2023.

How much traffic does Washington Blvd over U.S. Highway 101 carry?

About 3,130 vehicles per day (2012 count), of which roughly 7% are trucks.

How long is Washington Blvd over U.S. Highway 101?

The structure is 242 ft (73.8 m) long with a longest span of 121 ft (36.9 m) and a deck 59 ft wide.

Who owns Washington Blvd over U.S. Highway 101?

It is owned by the State Highway Agency.