US Bridges

State Route 156 over Washington Street

Good

San Benito County, California · 05-SBT-156-2.72 · Structure no. 43 0030R

Built
1995
30 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
13,000
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 156 over Washington Street is a prestressed concrete box beam or girders - multiple carrying State Route 156 over Washington Street in San Benito County, California. It was built in 1995, so it is 30 years old, younger 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 13,000 vehicles a day, roughly 15% of them trucks, projected to reach 15,426 by 2042. The structure is 100 ft (30.5 m) long and 42 ft wide.

CarriesState Route 156
CrossesWashington Street
Location05-SBT-156-2.72
RouteState Highway 156
Coordinates36.84095, -121.53943
Functional classRural Principal Arterial - Other

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.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating37.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length100 ft (30.5 m)
Longest span100 ft (30.5 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2009)
Projected traffic15,426 by 2042
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 State Route 156 over Washington Street built?

It was built in 1995, making it 30 years old in 2025.

What condition is State Route 156 over Washington Street 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 April 2024.

How much traffic does State Route 156 over Washington Street carry?

About 13,000 vehicles per day (2009 count), of which roughly 15% are trucks.

How long is State Route 156 over Washington Street?

The structure is 100 ft (30.5 m) long with a longest span of 100 ft (30.5 m) and a deck 42 ft wide.

Who owns State Route 156 over Washington Street?

It is owned by the State Highway Agency.