US Bridges

US0065 over Walnut Bayou

Fair

Madison Parish, Louisiana · .15 MI North of I-20 · Structure no. 053300200612581

Built
1963
62 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete
Length
226 ft
9 main spans
Daily traffic
8,046
2021 count
Owner
State
State Highway Agency

About this bridge

US0065 over Walnut Bayou is a concrete slab carrying US0065 over Walnut Bayou in Madison Parish, Louisiana. It was built in 1963, so it is 62 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 8,046 vehicles a day, roughly 9% of them trucks, projected to reach 8,850 by 2041. The structure is 226 ft (68.9 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesUS0065
CrossesWalnut Bayou
Location.15 MI North of I-20
RouteU.S. Route 65
CountyMadison Parish
StateLouisiana
Coordinates32.39776, -91.1993
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
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 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 alignment6: Equal to present minimum criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length226 ft (68.9 m)
Longest span25 ft (7.6 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,046 (2021)
Projected traffic8,850 by 2041
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes

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$997,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US0065 over Walnut Bayou built?

It was built in 1963, making it 62 years old in 2025.

What condition is US0065 over Walnut Bayou 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 April 2023.

How much traffic does US0065 over Walnut Bayou carry?

About 8,046 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is US0065 over Walnut Bayou?

The structure is 226 ft (68.9 m) long with a longest span of 25 ft (7.6 m) and a deck 32 ft wide.

Who owns US0065 over Walnut Bayou?

It is owned by the State Highway Agency.