US Bridges

U.S. Highway 6 over Bishop Creek

Good

Inyo County, California · 09-INY-006-0.45-BIS · Structure no. 48 0023

Built
1937
88 years old, rebuilt 1973
Condition
Good
inspected September 2024
Type
Slab
Concrete Continuous
Length
42 ft
2 main spans
Daily traffic
4,550
2017 count
Owner
State
State Highway Agency

About this bridge

U.S. Highway 6 over Bishop Creek is a concrete continuous slab carrying U.S. Highway 6 over Bishop Creek in Inyo County, California. It was built in 1937 and reconstructed in 1973, so it is 88 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 4,550 vehicles a day, roughly 20% of them trucks, projected to reach 5,470 by 2041. The structure is 42 ft (12.8 m) long and 43 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesU.S. Highway 6
CrossesBishop Creek
Location09-INY-006-0.45-BIS
RouteU.S. Route 6
Coordinates37.38048, -118.39532
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating25 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length42 ft (12.8 m)
Longest span20 ft (6.1 m)
Deck width43 ft (13.2 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,550 (2017)
Projected traffic5,470 by 2041
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. Highway 6 over Bishop Creek built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1973.

What condition is U.S. Highway 6 over Bishop 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 September 2024.

How much traffic does U.S. Highway 6 over Bishop Creek carry?

About 4,550 vehicles per day (2017 count), of which roughly 20% are trucks.

How long is U.S. Highway 6 over Bishop Creek?

The structure is 42 ft (12.8 m) long with a longest span of 20 ft (6.1 m) and a deck 43 ft wide.

Who owns U.S. Highway 6 over Bishop Creek?

It is owned by the State Highway Agency.