US Bridges

N King RD over Upper Penitencia Creek

Good

Santa Clara County, California · Btwn Berryessa & Mabury · Structure no. 37C0546

Built
1923
102 years old
Condition
Good
inspected March 2023
Type
Tee Beam
Concrete
Length
26 ft
1 main span
Daily traffic
3,993
1984 count
Owner
City
City or Municipal Highway Agency

About this bridge

N King RD over Upper Penitencia Creek is a concrete tee beam carrying N King RD over Upper Penitencia Creek in Santa Clara County, California. It was built in 1923, so it is 102 years old, older 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 3,993 vehicles a day, roughly 5% of them trucks, projected to reach 10,904 by 2041. The structure is 26 ft (7.9 m) long and 23 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesN King RD
CrossesUpper Penitencia Creek
LocationBtwn Berryessa & Mabury
RouteCity Street 0
Coordinates37.37047, -121.8718
Functional classUrban Minor Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating38.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width23 ft (7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,993 (1984)
Projected traffic10,904 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 N King RD over Upper Penitencia Creek built?

It was built in 1923, making it 102 years old in 2025.

What condition is N King RD over Upper Penitencia 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 March 2023.

How much traffic does N King RD over Upper Penitencia Creek carry?

About 3,993 vehicles per day (1984 count), of which roughly 5% are trucks.

How long is N King RD over Upper Penitencia Creek?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 23 ft wide.

Who owns N King RD over Upper Penitencia Creek?

It is owned by the City or Municipal Highway Agency.