US Bridges

41st Avenue over State Route 1

Good

Santa Cruz County, California · 05-SCR-001-13.62-CPTL · Structure no. 36 0086

Built
1961
64 years old, rebuilt 1988
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
227 ft
2 main spans
Daily traffic
38,600
2017 count
Owner
State
State Highway Agency

About this bridge

41st Avenue over State Route 1 is a prestressed concrete stringer/multi-beam or girder carrying 41st Avenue over State Route 1 in Santa Cruz County, California. It was built in 1961 and reconstructed in 1988, so it is 64 years old, older 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 38,600 vehicles a day, roughly 2% of them trucks, projected to reach 49,486 by 2041. The structure is 227 ft (69.2 m) long and 82 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries41st Avenue
CrossesState Route 1
Location05-SCR-001-13.62-CPTL
RouteCity Street 0E127
Coordinates36.98242, -121.96428
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length227 ft (69.2 m)
Longest span117 ft (35.6 m)
Deck width82 ft (25 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,600 (2017)
Projected traffic49,486 by 2041
Trucks2%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 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 41st Avenue over State Route 1 built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1988.

What condition is 41st Avenue over State Route 1 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 41st Avenue over State Route 1 carry?

About 38,600 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is 41st Avenue over State Route 1?

The structure is 227 ft (69.2 m) long with a longest span of 117 ft (35.6 m) and a deck 82 ft wide.

Who owns 41st Avenue over State Route 1?

It is owned by the State Highway Agency.