US Bridges

US0080 over Panola Bayou

Poor

Madison Parish, Louisiana · 13.4 MI East of LA 577 · Structure no. 053300020417211

Built
1955
70 years old
Condition
Poor
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
85 ft
1 main span
Daily traffic
1,558
2021 count
Owner
State
State Highway Agency

About this bridge

US0080 over Panola Bayou is a steel stringer/multi-beam or girder carrying US0080 over Panola Bayou in Madison Parish, Louisiana. It was built in 1955, so it is 70 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,558 vehicles a day, roughly 15% of them trucks, projected to reach 1,713 by 2041. The structure is 85 ft (25.9 m) long and 35 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesUS0080
CrossesPanola Bayou
Location13.4 MI East of LA 577
RouteU.S. Route 80
Coordinates32.41752, -91.2071
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, 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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating28 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length85 ft (25.9 m)
Longest span45 ft (13.7 m)
Deck width35 ft (10.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,558 (2021)
Projected traffic1,713 by 2041
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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$432,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US0080 over Panola Bayou built?

It was built in 1955, making it 70 years old in 2025.

What condition is US0080 over Panola Bayou in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2023.

How much traffic does US0080 over Panola Bayou carry?

About 1,558 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is US0080 over Panola Bayou?

The structure is 85 ft (25.9 m) long with a longest span of 45 ft (13.7 m) and a deck 35 ft wide.

Who owns US0080 over Panola Bayou?

It is owned by the State Highway Agency.