US Bridges

LA0154 over Branch

Fair

Bienville Parish, Louisiana · 0.18 MI S of LA 516 · Structure no. 040700880403321

Built
1951
74 years old
Condition
Fair
inspected April 2023
Type
Culvert
Steel
Length
35 ft
2 main spans
Daily traffic
429
2021 count
Owner
State
State Highway Agency

About this bridge

LA0154 over Branch is a steel culvert carrying LA0154 over Branch in Bienville Parish, Louisiana. It was built in 1951, so it is 74 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 429 vehicles a day, roughly 19% of them trucks, projected to reach 471 by 2041. The structure is 35 ft (10.7 m) long and 31 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesLA0154
CrossesBranch
Location0.18 MI S of LA 516
RouteState Highway 154
CountyBienville Parish
StateLouisiana
Coordinates32.40085, -93.1352
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating62.2 US tons
Inventory rating55.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 15
Structure length35 ft (10.7 m)
Longest span15 ft (4.6 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic429 (2021)
Projected traffic471 by 2041
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 LA0154 over Branch built?

It was built in 1951, making it 74 years old in 2025.

What condition is LA0154 over Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does LA0154 over Branch carry?

About 429 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0154 over Branch?

The structure is 35 ft (10.7 m) long with a longest span of 15 ft (4.6 m) and a deck 31 ft wide.

Who owns LA0154 over Branch?

It is owned by the State Highway Agency.