US Bridges

Fortini Road over Arroyo Calero

Fair

Santa Clara County, California · 0.25 MI E Mckean RD · Structure no. 37C0533

Built
1956
69 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
350
2014 count
Owner
County
County Highway Agency

About this bridge

Fortini Road over Arroyo Calero is a concrete continuous culvert carrying Fortini Road over Arroyo Calero in Santa Clara County, California. It was built in 1956, so it is 69 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 350 vehicles a day, roughly 5% of them trucks, projected to reach 409 by 2042. The structure is 25 ft (7.6 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesFortini Road
CrossesArroyo Calero
Location0.25 MI E Mckean RD
RouteCounty Highway 0
CountySanta Clara County
StateCalifornia
Coordinates37.19833, -121.80606
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: 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
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span8 ft (2.4 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2014)
Projected traffic409 by 2042
Trucks5%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Fortini Road over Arroyo Calero built?

It was built in 1956, making it 69 years old in 2025.

What condition is Fortini Road over Arroyo Calero 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 2024.

How much traffic does Fortini Road over Arroyo Calero carry?

About 350 vehicles per day (2014 count), of which roughly 5% are trucks.

How long is Fortini Road over Arroyo Calero?

The structure is 25 ft (7.6 m) long with a longest span of 8 ft (2.4 m) and a deck 30 ft wide.

Who owns Fortini Road over Arroyo Calero?

It is owned by the County Highway Agency.