US Bridges

LA0001 over Lateral W15#7A

PoorPosted for load

Pointe Coupee Parish, Louisiana · 2.35 M S of LA 417 · Structure no. 613900520404171

Built
1957
68 years old, rebuilt 1978
Condition
Poor
inspected September 2023
Type
Slab
Concrete
Length
58 ft
3 main spans
Daily traffic
3,289
2021 count
Owner
State
State Highway Agency

About this bridge

LA0001 over Lateral W15#7A is a concrete slab carrying LA0001 over Lateral W15#7A in Pointe Coupee Parish, Louisiana. It was built in 1957 and reconstructed in 1978, so it is 68 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 3,289 vehicles a day, roughly 18% of them trucks, projected to reach 3,617 by 2041. The structure is 58 ft (17.7 m) long and 42 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLA0001
CrossesLateral W15#7A
Location2.35 M S of LA 417
RouteState Highway 1
Coordinates30.95808, -91.76437
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating18.5 US tons
Inventory rating14.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length58 ft (17.7 m)
Longest span19 ft (5.8 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,289 (2021)
Projected traffic3,617 by 2041
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$315,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0001 over Lateral W15#7A built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1978.

What condition is LA0001 over Lateral W15#7A in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2023.

How much traffic does LA0001 over Lateral W15#7A carry?

About 3,289 vehicles per day (2021 count), of which roughly 18% are trucks.

How long is LA0001 over Lateral W15#7A?

The structure is 58 ft (17.7 m) long with a longest span of 19 ft (5.8 m) and a deck 42 ft wide.

Who owns LA0001 over Lateral W15#7A?

It is owned by the State Highway Agency.