US Bridges

LA0436 over Burchs Creek

Fair

Washington Parish, Louisiana · LA0436 · Structure no. 625902740103491

Built
1957
68 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete
Length
100 ft
5 main spans
Daily traffic
2,434
2021 count
Owner
State
State Highway Agency

About this bridge

LA0436 over Burchs Creek is a concrete slab carrying LA0436 over Burchs Creek in Washington Parish, Louisiana. It was built in 1957, 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 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 2,434 vehicles a day, roughly 12% of them trucks, projected to reach 2,677 by 2041. The structure is 100 ft (30.5 m) long and 29 ft wide.

Location

Open in Google Maps
CarriesLA0436
CrossesBurchs Creek
LocationLA0436
RouteState Highway 436
CountyWashington Parish
StateLouisiana
Coordinates30.87905, -90.1112
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length100 ft (30.5 m)
Longest span20 ft (6.1 m)
Deck width29 ft (8.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,434 (2021)
Projected traffic2,677 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$498,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0436 over Burchs Creek built?

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

What condition is LA0436 over Burchs 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 July 2024.

How much traffic does LA0436 over Burchs Creek carry?

About 2,434 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is LA0436 over Burchs Creek?

The structure is 100 ft (30.5 m) long with a longest span of 20 ft (6.1 m) and a deck 29 ft wide.

Who owns LA0436 over Burchs Creek?

It is owned by the State Highway Agency.