US Bridges

Pierce RD over Calabazas Creek

Good

Santa Clara County, California · Near Sara Hills DR · Structure no. 37C0293

Built
1996
29 years old
Condition
Good
inspected May 2022
Type
Tee Beam
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
2,840
2008 count
Owner
City
City or Municipal Highway Agency

About this bridge

Pierce RD over Calabazas Creek is a prestressed concrete tee beam carrying Pierce RD over Calabazas Creek in Santa Clara County, California. It was built in 1996, so it is 29 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,840 vehicles a day, roughly 1% of them trucks, projected to reach 2,202 by 2044. The structure is 57 ft (17.4 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesPierce RD
CrossesCalabazas Creek
LocationNear Sara Hills DR
RouteCity Street 0
Coordinates37.27053, -122.04594
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44 US tons
Inventory rating22.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length57 ft (17.4 m)
Longest span54 ft (16.6 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,840 (2008)
Projected traffic2,202 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Pierce RD over Calabazas Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Pierce RD over Calabazas Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2022.

How much traffic does Pierce RD over Calabazas Creek carry?

About 2,840 vehicles per day (2008 count), of which roughly 1% are trucks.

How long is Pierce RD over Calabazas Creek?

The structure is 57 ft (17.4 m) long with a longest span of 54 ft (16.6 m) and a deck 35 ft wide.

Who owns Pierce RD over Calabazas Creek?

It is owned by the City or Municipal Highway Agency.