US Bridges

Calabazas Blvd over Calabazas Creek

Fair

Santa Clara County, California · 0.2 MI S Monroe ST · Structure no. 37C0322

Built
1961
64 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete Continuous
Length
73 ft
2 main spans
Daily traffic
2,500
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Calabazas Blvd over Calabazas Creek is a concrete continuous culvert carrying Calabazas Blvd over Calabazas Creek in Santa Clara County, California. It was built in 1961, so it is 64 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 2,500 vehicles a day, roughly 4% of them trucks, projected to reach 2,856 by 2043. The structure is 73 ft (22.3 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCalabazas Blvd
CrossesCalabazas Creek
Location0.2 MI S Monroe ST
RouteCity Street 0
CountySanta Clara County
StateCalifornia
Coordinates37.36392, -121.98728
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length73 ft (22.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2010)
Projected traffic2,856 by 2043
Trucks4%
Lanes on structure4
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 Calabazas Blvd over Calabazas Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is Calabazas Blvd over Calabazas 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 2023.

How much traffic does Calabazas Blvd over Calabazas Creek carry?

About 2,500 vehicles per day (2010 count), of which roughly 4% are trucks.

How long is Calabazas Blvd over Calabazas Creek?

The structure is 73 ft (22.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Calabazas Blvd over Calabazas Creek?

It is owned by the City or Municipal Highway Agency.