US Bridges

LA0422 over Little Comite Creek

Fair

East Feliciana Parish, Louisiana · LA0422 · Structure no. 611908190202111

Built
1979
46 years old
Condition
Fair
inspected January 2023
Type
Slab
Concrete
Length
380 ft
20 main spans
Daily traffic
153
2021 count
Owner
State
State Highway Agency

About this bridge

LA0422 over Little Comite Creek is a concrete slab carrying LA0422 over Little Comite Creek in East Feliciana 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 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 153 vehicles a day, roughly 14% of them trucks, projected to reach 168 by 2041. The structure is 380 ft (115.8 m) long and 31 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesLA0422
CrossesLittle Comite Creek
LocationLA0422
RouteState Highway 422
Coordinates30.97237, -91.07893
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans20
Design loadHS 20
Structure length380 ft (115.8 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic153 (2021)
Projected traffic168 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 LA0422 over Little Comite Creek built?

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

What condition is LA0422 over Little Comite Creek 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 January 2023.

How much traffic does LA0422 over Little Comite Creek carry?

About 153 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0422 over Little Comite Creek?

The structure is 380 ft (115.8 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA0422 over Little Comite Creek?

It is owned by the State Highway Agency.