US Bridges

LA0861 over Dewitt Gulley

Good

Franklin Parish, Louisiana · 1.7 MI East of LA 17 · Structure no. 582108210101721

Built
1964
61 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete
Length
120 ft
6 main spans
Daily traffic
198
2021 count
Owner
State
State Highway Agency

About this bridge

LA0861 over Dewitt Gulley is a concrete slab carrying LA0861 over Dewitt Gulley in Franklin Parish, Louisiana. It was built in 1964, so it is 61 years old, older 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 198 vehicles a day, roughly 11% of them trucks, projected to reach 217 by 2041. The structure is 120 ft (36.6 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLA0861
CrossesDewitt Gulley
Location1.7 MI East of LA 17
RouteState Highway 861
Coordinates32.26144, -91.549
Functional classRural 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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span20 ft (6.1 m)
Deck width30 ft (9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic198 (2021)
Projected traffic217 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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 LA0861 over Dewitt Gulley built?

It was built in 1964, making it 61 years old in 2025.

What condition is LA0861 over Dewitt Gulley 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 November 2024.

How much traffic does LA0861 over Dewitt Gulley carry?

About 198 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is LA0861 over Dewitt Gulley?

The structure is 120 ft (36.6 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns LA0861 over Dewitt Gulley?

It is owned by the State Highway Agency.