US Bridges

Great America Pkwy over San Tomas Aquino Creek

Fair

Santa Clara County, California · 04-SCL-237-R5.68-SJS · Structure no. 37 0159S

Built
1994
31 years old
Condition
Fair
inspected April 2021
Type
Slab
Concrete Continuous
Length
197 ft
5 main spans
Daily traffic
5,000
1998 count
Owner
State
State Highway Agency

About this bridge

Great America Pkwy over San Tomas Aquino Creek is a concrete continuous slab carrying Great America Pkwy over San Tomas Aquino Creek in Santa Clara County, California. It was built in 1994, so it is 31 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 5,000 vehicles a day, roughly 5% of them trucks, projected to reach 10,904 by 2041. The structure is 197 ft (60 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesGreat America Pkwy
CrossesSan Tomas Aquino Creek
Location04-SCL-237-R5.68-SJS
RouteState Highway 237
Coordinates37.41416, -121.98028
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionApril 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length197 ft (60 m)
Longest span40 ft (12.2 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (1998)
Projected traffic10,904 by 2041
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Great America Pkwy over San Tomas Aquino Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Great America Pkwy over San Tomas Aquino 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 April 2021.

How much traffic does Great America Pkwy over San Tomas Aquino Creek carry?

About 5,000 vehicles per day (1998 count), of which roughly 5% are trucks.

How long is Great America Pkwy over San Tomas Aquino Creek?

The structure is 197 ft (60 m) long with a longest span of 40 ft (12.2 m) and a deck 28 ft wide.

Who owns Great America Pkwy over San Tomas Aquino Creek?

It is owned by the State Highway Agency.