US Bridges

LA0022 over Bayou Francois

Fair

Ascension Parish, Louisiana · LA0022 · Structure no. 610302660200471

Built
1954
71 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
120 ft
6 main spans
Daily traffic
9,674
2021 count
Owner
State
State Highway Agency

About this bridge

LA0022 over Bayou Francois is a concrete slab carrying LA0022 over Bayou Francois in Ascension Parish, Louisiana. It was built in 1954, so it is 71 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 9,674 vehicles a day, roughly 7% of them trucks, projected to reach 10,641 by 2041. The structure is 120 ft (36.6 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesLA0022
CrossesBayou Francois
LocationLA0022
RouteState Highway 22
CountyAscension Parish
StateLouisiana
Coordinates30.19585, -90.84857
Functional classUrban Minor Arterial

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 inspectionMay 2024
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39 US tons
Inventory rating23 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length120 ft (36.6 m)
Longest span20 ft (6.1 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,674 (2021)
Projected traffic10,641 by 2041
Trucks7%
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$585,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0022 over Bayou Francois built?

It was built in 1954, making it 71 years old in 2025.

What condition is LA0022 over Bayou Francois 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 May 2024.

How much traffic does LA0022 over Bayou Francois carry?

About 9,674 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is LA0022 over Bayou Francois?

The structure is 120 ft (36.6 m) long with a longest span of 20 ft (6.1 m) and a deck 29 ft wide.

Who owns LA0022 over Bayou Francois?

It is owned by the State Highway Agency.