US Bridges

State Park Drive over State Route 1

Fair

Santa Cruz County, California · 05-SCR-001-10.54 · Structure no. 36 0028

Built
1963
62 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
212 ft
2 main spans
Daily traffic
16,200
2019 count
Owner
State
State Highway Agency

About this bridge

State Park Drive over State Route 1 is a prestressed concrete continuous stringer/multi-beam or girder carrying State Park Drive over State Route 1 in Santa Cruz County, California. It was built in 1963, so it is 62 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 16,200 vehicles a day, roughly 1% of them trucks, projected to reach 27,260 by 2045. The structure is 212 ft (64.6 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesState Park Drive
CrossesState Route 1
Location05-SCR-001-10.54
RouteCounty Highway 0E197
CountySanta Cruz County
StateCalifornia
Coordinates36.97768, -121.91059
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating29.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length212 ft (64.6 m)
Longest span72 ft (21.9 m)
Deck width40 ft (12.3 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,200 (2019)
Projected traffic27,260 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
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 State Park Drive over State Route 1 built?

It was built in 1963, making it 62 years old in 2025.

What condition is State Park Drive over State Route 1 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does State Park Drive over State Route 1 carry?

About 16,200 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is State Park Drive over State Route 1?

The structure is 212 ft (64.6 m) long with a longest span of 72 ft (21.9 m) and a deck 40 ft wide.

Who owns State Park Drive over State Route 1?

It is owned by the State Highway Agency.