US Bridges

LA0066 over Jones Branch

FairPosted for load

West Feliciana Parish, Louisiana · LA0066 · Structure no. 616302510105051

Built
1959
66 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete
Length
154 ft
8 main spans
Daily traffic
4,492
2021 count
Owner
State
State Highway Agency

About this bridge

LA0066 over Jones Branch is a concrete slab carrying LA0066 over Jones Branch in West Feliciana Parish, Louisiana. It was built in 1959, so it is 66 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. Its operating status is: posted for load restriction.

It carries about 4,492 vehicles a day, roughly 10% of them trucks, projected to reach 4,941 by 2041. The structure is 154 ft (46.9 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesLA0066
CrossesJones Branch
LocationLA0066
RouteState Highway 66
CountyWest Feliciana Parish
StateLouisiana
Coordinates30.89139, -91.422
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
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating24.3 US tons
Inventory rating19 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans8
Design loadH 15
Structure length154 ft (46.9 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,492 (2021)
Projected traffic4,941 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 LA0066 over Jones Branch built?

It was built in 1959, making it 66 years old in 2025.

What condition is LA0066 over Jones Branch 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 LA0066 over Jones Branch carry?

About 4,492 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is LA0066 over Jones Branch?

The structure is 154 ft (46.9 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns LA0066 over Jones Branch?

It is owned by the State Highway Agency.