US Bridges

Spreckles DR over Aptos Creek

Fair

Santa Cruz County, California · Treasure Island DR · Structure no. 36C0113

Built
1937
88 years old
Condition
Fair
inspected September 2023
Type
Slab
Concrete
Length
43 ft
1 main span
Daily traffic
6,730
2015 count
Owner
County
County Highway Agency

About this bridge

Spreckles DR over Aptos Creek is a concrete slab carrying Spreckles DR over Aptos Creek in Santa Cruz County, California. It was built in 1937, so it is 88 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 6,730 vehicles a day, roughly 10% of them trucks, projected to reach 10,202 by 2041. The structure is 43 ft (13.1 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesSpreckles DR
CrossesAptos Creek
LocationTreasure Island DR
RouteCounty Highway 0
CountySanta Cruz County
StateCalifornia
Coordinates36.9735, -121.90387
Functional classUrban Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.1 US tons
Inventory rating36.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span40 ft (12.2 m)
Deck width30 ft (9 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,730 (2015)
Projected traffic10,202 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Spreckles DR over Aptos Creek built?

It was built in 1937, making it 88 years old in 2025.

What condition is Spreckles DR over Aptos Creek 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 September 2023.

How much traffic does Spreckles DR over Aptos Creek carry?

About 6,730 vehicles per day (2015 count), of which roughly 10% are trucks.

How long is Spreckles DR over Aptos Creek?

The structure is 43 ft (13.1 m) long with a longest span of 40 ft (12.2 m) and a deck 30 ft wide.

Who owns Spreckles DR over Aptos Creek?

It is owned by the County Highway Agency.