US Bridges

Forbes Ave over Saratoga Creek

Fair

Santa Clara County, California · 0.15 MI E/O Pomeroy · Structure no. 37C0311

Built
1960
65 years old
Condition
Fair
inspected June 2021
Type
Slab
Concrete
Length
54 ft
1 main span
Daily traffic
1,727
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

Forbes Ave over Saratoga Creek is a concrete slab carrying Forbes Ave over Saratoga Creek in Santa Clara County, California. It was built in 1960, so it is 65 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 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 1,727 vehicles a day, roughly 1% of them trucks, projected to reach 2,237 by 2043. The structure is 54 ft (16.5 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesForbes Ave
CrossesSaratoga Creek
Location0.15 MI E/O Pomeroy
RouteCity Street 0
CountySanta Clara County
StateCalifornia
Coordinates37.33407, -121.98536
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating36.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 15
Structure length54 ft (16.5 m)
Longest span49 ft (14.9 m)
Deck width50 ft (15.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,727 (2011)
Projected traffic2,237 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Forbes Ave over Saratoga Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Forbes Ave over Saratoga 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 June 2021.

How much traffic does Forbes Ave over Saratoga Creek carry?

About 1,727 vehicles per day (2011 count), of which roughly 1% are trucks.

How long is Forbes Ave over Saratoga Creek?

The structure is 54 ft (16.5 m) long with a longest span of 49 ft (14.9 m) and a deck 50 ft wide.

Who owns Forbes Ave over Saratoga Creek?

It is owned by the City or Municipal Highway Agency.