US Bridges

LA0442 over Hog Branch Relief

Fair

Livingston Parish, Louisiana · LA0442 · Structure no. 623202690102961

Built
1968
57 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete
Length
180 ft
9 main spans
Daily traffic
860
2021 count
Owner
State
State Highway Agency

About this bridge

LA0442 over Hog Branch Relief is a concrete slab carrying LA0442 over Hog Branch Relief in Livingston Parish, Louisiana. It was built in 1968, so it is 57 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 860 vehicles a day, roughly 12% of them trucks, projected to reach 946 by 2041. The structure is 180 ft (54.9 m) long and 30 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesLA0442
CrossesHog Branch Relief
LocationLA0442
RouteState Highway 442
CountyLivingston Parish
StateLouisiana
Coordinates30.56175, -90.711
Functional classRural Major 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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span20 ft (6.1 m)
Deck width30 ft (9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic860 (2021)
Projected traffic946 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed11.2 mi (18 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 LA0442 over Hog Branch Relief built?

It was built in 1968, making it 57 years old in 2025.

What condition is LA0442 over Hog Branch Relief 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 2024.

How much traffic does LA0442 over Hog Branch Relief carry?

About 860 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is LA0442 over Hog Branch Relief?

The structure is 180 ft (54.9 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns LA0442 over Hog Branch Relief?

It is owned by the State Highway Agency.