US Bridges

Aldercroft Hts RD over Hooker Creek

FairPosted for load

Santa Clara County, California · 2.12 MI S Los Gatos Sc RD · Structure no. 37C0506

Built
1956
69 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
30
2020 count
Owner
County
County Highway Agency

About this bridge

Aldercroft Hts RD over Hooker Creek is a steel stringer/multi-beam or girder carrying Aldercroft Hts RD over Hooker Creek in Santa Clara County, California. It was built in 1956, so it is 69 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. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, roughly 1% of them trucks, projected to reach 43 by 2044. The structure is 31 ft (9.5 m) long and 16 ft wide. If it were closed, the detour would be 61.5 mi (99 km).

Location

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CarriesAldercroft Hts RD
CrossesHooker Creek
Location2.12 MI S Los Gatos Sc RD
RouteCounty Highway 0
CountySanta Clara County
StateCalifornia
Coordinates37.15526, -121.96366
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating28.5 US tons
Inventory rating17.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length31 ft (9.5 m)
Longest span30 ft (9.1 m)
Deck width16 ft (4.9 m)
Roadway width11 ft (3.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2020)
Projected traffic43 by 2044
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed61.5 mi (99 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 Aldercroft Hts RD over Hooker Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is Aldercroft Hts RD over Hooker 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 January 2024.

How much traffic does Aldercroft Hts RD over Hooker Creek carry?

About 30 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Aldercroft Hts RD over Hooker Creek?

The structure is 31 ft (9.5 m) long with a longest span of 30 ft (9.1 m) and a deck 16 ft wide.

Who owns Aldercroft Hts RD over Hooker Creek?

It is owned by the County Highway Agency.