US Bridges

Soquel Drive over State Route 1

Good

Santa Cruz County, California · 05-SCR-001-14.86 · Structure no. 36 0064

Built
1948
77 years old, rebuilt 1985
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
220 ft
4 main spans
Daily traffic
28,896
2017 count
Owner
State
State Highway Agency

About this bridge

Soquel Drive over State Route 1 is a steel continuous stringer/multi-beam or girder carrying Soquel Drive over State Route 1 in Santa Cruz County, California. It was built in 1948 and reconstructed in 1985, so it is 77 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 28,896 vehicles a day, roughly 3% of them trucks, projected to reach 37,836 by 2045. The structure is 220 ft (67.1 m) long and 85 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSoquel Drive
CrossesState Route 1
Location05-SCR-001-14.86
RouteCounty Highway 0E123
Coordinates36.98682, -121.98637
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.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating36.8 US tons
Inventory rating27.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span109 ft (33.3 m)
Deck width85 ft (25.8 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,896 (2017)
Projected traffic37,836 by 2045
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 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 Soquel Drive over State Route 1 built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1985.

What condition is Soquel Drive 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 Soquel Drive over State Route 1 carry?

About 28,896 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Soquel Drive over State Route 1?

The structure is 220 ft (67.1 m) long with a longest span of 109 ft (33.3 m) and a deck 85 ft wide.

Who owns Soquel Drive over State Route 1?

It is owned by the State Highway Agency.