US Bridges

Barlow LN over North Fork Bishop Creek

Good

Inyo County, California · 0.2 MI S of RTE 395 · Structure no. 48C0027

Built
1983
42 years old
Condition
Good
inspected September 2023
Type
Tee Beam
Concrete
Length
35 ft
1 main span
Daily traffic
1,100
2017 count
Owner
County
County Highway Agency

About this bridge

Barlow LN over North Fork Bishop Creek is a concrete tee beam carrying Barlow LN over North Fork Bishop Creek in Inyo County, California. It was built in 1983, so it is 42 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 1,100 vehicles a day, roughly 1% of them trucks, projected to reach 1,377 by 2045. The structure is 35 ft (10.7 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBarlow LN
CrossesNorth Fork Bishop Creek
Location0.2 MI S of RTE 395
RouteCounty Highway 0
Coordinates37.37416, -118.42289
Functional classRural Major Collector

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 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating45.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span32 ft (9.8 m)
Deck width41 ft (12.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2017)
Projected traffic1,377 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Barlow LN over North Fork Bishop Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Barlow LN over North Fork 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 2023.

How much traffic does Barlow LN over North Fork Bishop Creek carry?

About 1,100 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Barlow LN over North Fork Bishop Creek?

The structure is 35 ft (10.7 m) long with a longest span of 32 ft (9.8 m) and a deck 41 ft wide.

Who owns Barlow LN over North Fork Bishop Creek?

It is owned by the County Highway Agency.