US Bridges

LA0457 over Bayou Latanier

Fair

Rapides Parish, Louisiana · 2.79 Mi. South of LA 3170 · Structure no. 084000730500311

Built
1981
44 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
133 ft
7 main spans
Daily traffic
806
2021 count
Owner
State
State Highway Agency

About this bridge

LA0457 over Bayou Latanier is a concrete slab carrying LA0457 over Bayou Latanier in Rapides Parish, Louisiana. It was built in 1981, so it is 44 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 6 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 806 vehicles a day, roughly 14% of them trucks, projected to reach 886 by 2041. The structure is 133 ft (40.5 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesLA0457
CrossesBayou Latanier
Location2.79 Mi. South of LA 3170
RouteState Highway 457
CountyRapides Parish
StateLouisiana
Coordinates31.14046, -92.3497
Functional classRural Minor 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans7
Design loadHS 20
Structure length133 ft (40.5 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic806 (2021)
Projected traffic886 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 LA0457 over Bayou Latanier built?

It was built in 1981, making it 44 years old in 2025.

What condition is LA0457 over Bayou Latanier 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 March 2024.

How much traffic does LA0457 over Bayou Latanier carry?

About 806 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0457 over Bayou Latanier?

The structure is 133 ft (40.5 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA0457 over Bayou Latanier?

It is owned by the State Highway Agency.