US Bridges

LA0941 over I-10

Fair

Ascension Parish, Louisiana · JCT of I-10 & LA 941 · Structure no. 610308032702381

Built
1979
46 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
474 ft
6 main spans
Daily traffic
2,750
2021 count
Owner
State
State Highway Agency

About this bridge

LA0941 over I-10 is a prestressed concrete stringer/multi-beam or girder carrying LA0941 over I-10 in Ascension Parish, Louisiana. It was built in 1979, so it is 46 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 2,750 vehicles a day, roughly 11% of them trucks, projected to reach 3,025 by 2041. The structure is 474 ft (144.5 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLA0941
CrossesI-10
LocationJCT of I-10 & LA 941
RouteState Highway 941
CountyAscension Parish
StateLouisiana
Coordinates30.17812, -90.88933
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating32.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length474 ft (144.5 m)
Longest span99 ft (30.2 m)
Deck width30 ft (9.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,750 (2021)
Projected traffic3,025 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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$2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was LA0941 over I-10 built?

It was built in 1979, making it 46 years old in 2025.

What condition is LA0941 over I-10 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 September 2023.

How much traffic does LA0941 over I-10 carry?

About 2,750 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is LA0941 over I-10?

The structure is 474 ft (144.5 m) long with a longest span of 99 ft (30.2 m) and a deck 30 ft wide.

Who owns LA0941 over I-10?

It is owned by the State Highway Agency.