US Bridges

Piedmont Road over Penitencia Creek

Fair

Santa Clara County, California · Near Penitencia Creek RD · Structure no. 37C0135L

Built
1975
50 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete Continuous
Length
113 ft
3 main spans
Daily traffic
8,893
1998 count
Owner
City
City or Municipal Highway Agency

About this bridge

Piedmont Road over Penitencia Creek is a concrete continuous slab carrying Piedmont Road over Penitencia Creek in Santa Clara County, California. It was built in 1975, so it is 50 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 5 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 8,893 vehicles a day, roughly 5% of them trucks, projected to reach 5,693 by 2043. The structure is 113 ft (34.4 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesPiedmont Road
CrossesPenitencia Creek
LocationNear Penitencia Creek RD
RouteCity Street 0
CountySanta Clara County
StateCalifornia
Coordinates37.39061, -121.84244
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 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 alignment7: Better than present minimum criteria
Operating rating82.5 US tons
Inventory rating49.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length113 ft (34.4 m)
Longest span44 ft (13.4 m)
Deck width54 ft (16.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,893 (1998)
Projected traffic5,693 by 2043
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Piedmont Road over Penitencia Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Piedmont Road over Penitencia 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 2023.

How much traffic does Piedmont Road over Penitencia Creek carry?

About 8,893 vehicles per day (1998 count), of which roughly 5% are trucks.

How long is Piedmont Road over Penitencia Creek?

The structure is 113 ft (34.4 m) long with a longest span of 44 ft (13.4 m) and a deck 54 ft wide.

Who owns Piedmont Road over Penitencia Creek?

It is owned by the City or Municipal Highway Agency.