US Bridges

US0080 over Ouachita River-Louisvill

Fair

Ouachita Parish, Louisiana · 1.6 MI West of LA 840-6 · Structure no. 053700010918151

Built
1936
89 years old
Condition
Fair
inspected May 2024
Type
Movable - Bascule
Steel
Length
1,170 ft
1 main span
Daily traffic
17,683
2021 count
Owner
State
State Highway Agency

About this bridge

US0080 over Ouachita River-Louisvill is a steel movable - bascule carrying US0080 over Ouachita River-Louisvill in Ouachita Parish, Louisiana. It was built in 1936, so it is 89 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 17,683 vehicles a day, roughly 9% of them trucks, projected to reach 19,451 by 2041. The structure is 1,170 ft (356.6 m) long and 54 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesUS0080
CrossesOuachita River-Louisvill
Location1.6 MI West of LA 840-6
RouteU.S. Route 80
CountyOuachita Parish
StateLouisiana
Coordinates32.50487, -92.1266
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be 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 rating26.8 US tons
Inventory rating20.7 US tons

Structure

Structure typeMovable - Bascule
MaterialSteel
DeckOpen grating
Main spans1 (+15 approach)
Design loadH 15
Structure length1,170 ft (356.6 m)
Longest span160 ft (48.8 m)
Deck width54 ft (16.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,683 (2021)
Projected traffic19,451 by 2041
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$4.6 million
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was US0080 over Ouachita River-Louisvill built?

It was built in 1936, making it 89 years old in 2025.

What condition is US0080 over Ouachita River-Louisvill 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 US0080 over Ouachita River-Louisvill carry?

About 17,683 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is US0080 over Ouachita River-Louisvill?

The structure is 1,170 ft (356.6 m) long with a longest span of 160 ft (48.8 m) and a deck 54 ft wide.

Who owns US0080 over Ouachita River-Louisvill?

It is owned by the State Highway Agency.