US Bridges

Coleman Ave over Alamitos Creek

Fair

Santa Clara County, California · East of Almaden Expy · Structure no. 37C0705

Built
1981
44 years old
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
225 ft
3 main spans
Daily traffic
8,360
1983 count
Owner
City
City or Municipal Highway Agency

About this bridge

Coleman Ave over Alamitos Creek is a prestressed concrete continuous box beam or girders - multiple carrying Coleman Ave over Alamitos Creek in Santa Clara County, California. It was built in 1981, so it is 44 years old, younger 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 6 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 8,360 vehicles a day, roughly 4% of them trucks, projected to reach 16,410 by 2042. The structure is 225 ft (68.6 m) long and 89 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesColeman Ave
CrossesAlamitos Creek
LocationEast of Almaden Expy
RouteCity Street 0
CountySanta Clara County
StateCalifornia
Coordinates37.2427, -121.87334
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length225 ft (68.6 m)
Longest span100 ft (30.5 m)
Deck width89 ft (27.1 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,360 (1983)
Projected traffic16,410 by 2042
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Coleman Ave over Alamitos Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Coleman Ave over Alamitos 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 March 2024.

How much traffic does Coleman Ave over Alamitos Creek carry?

About 8,360 vehicles per day (1983 count), of which roughly 4% are trucks.

How long is Coleman Ave over Alamitos Creek?

The structure is 225 ft (68.6 m) long with a longest span of 100 ft (30.5 m) and a deck 89 ft wide.

Who owns Coleman Ave over Alamitos Creek?

It is owned by the City or Municipal Highway Agency.