US Bridges

Butterfield Blvd over Railroad Avenue

Poor

Santa Clara County, California · South of Tennant Ave · Structure no. 37C0432

Built
2013
12 years old
Condition
Poor
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
224 ft
2 main spans
Daily traffic
10,002
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Butterfield Blvd over Railroad Avenue is a prestressed concrete continuous stringer/multi-beam or girder carrying Butterfield Blvd over Railroad Avenue in Santa Clara County, California. It was built in 2013, so it is 12 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 10,002 vehicles a day, roughly 5% of them trucks, projected to reach 13,009 by 2044. The structure is 224 ft (68.3 m) long and 86 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesButterfield Blvd
CrossesRailroad Avenue
LocationSouth of Tennant Ave
RouteCity Street 0
Coordinates37.11042, -121.63129
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length224 ft (68.3 m)
Longest span128 ft (39.1 m)
Deck width86 ft (26.2 m)
Roadway width74 ft (22.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,002 (2014)
Projected traffic13,009 by 2044
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed0.6 mi (1 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Butterfield Blvd over Railroad Avenue built?

It was built in 2013, making it 12 years old in 2025.

What condition is Butterfield Blvd over Railroad Avenue in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2024.

How much traffic does Butterfield Blvd over Railroad Avenue carry?

About 10,002 vehicles per day (2014 count), of which roughly 5% are trucks.

How long is Butterfield Blvd over Railroad Avenue?

The structure is 224 ft (68.3 m) long with a longest span of 128 ft (39.1 m) and a deck 86 ft wide.

Who owns Butterfield Blvd over Railroad Avenue?

It is owned by the City or Municipal Highway Agency.