US Bridges

Claiborne ST over Coburn Creek

Good

Washington Parish, Louisiana · 0.4 Miles North of LA 10 · Structure no. 625900000109061

Built
2010
15 years old
Condition
Good
inspected February 2024
Type
Slab
Concrete
Length
58 ft
3 main spans
Daily traffic
520
2020 count
Owner
County
County Highway Agency

About this bridge

Claiborne ST over Coburn Creek is a concrete slab carrying Claiborne ST over Coburn Creek in Washington Parish, Louisiana. It was built in 2010, so it is 15 years old, younger than the Louisiana average of 43 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 520 vehicles a day, projected to reach 572 by 2040. The structure is 58 ft (17.7 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesClaiborne ST
CrossesCoburn Creek
Location0.4 Miles North of LA 10
RouteCounty Highway 0
Coordinates30.79806, -89.86746
Functional classUrban Local

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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating34 US tons
Inventory rating26.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span19 ft (5.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic520 (2020)
Projected traffic572 by 2040
Trucks0%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Claiborne ST over Coburn Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Claiborne ST over Coburn 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 February 2024.

How much traffic does Claiborne ST over Coburn Creek carry?

About 520 vehicles per day (2020 count).

How long is Claiborne ST over Coburn Creek?

The structure is 58 ft (17.7 m) long with a longest span of 19 ft (5.8 m) and a deck 26 ft wide.

Who owns Claiborne ST over Coburn Creek?

It is owned by the County Highway Agency.