US Bridges

LA0965 over Thompson Creek Tributary

PoorPosted for load

West Feliciana Parish, Louisiana · LA0965 · Structure no. 616308630606591

Built
1973
52 years old
Condition
Poor
inspected January 2024
Type
Slab
Concrete
Length
59 ft
3 main spans
Daily traffic
525
2021 count
Owner
State
State Highway Agency

About this bridge

LA0965 over Thompson Creek Tributary is a concrete slab carrying LA0965 over Thompson Creek Tributary in West Feliciana Parish, Louisiana. It was built in 1973, so it is 52 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. Its operating status is: posted for load restriction.

It carries about 525 vehicles a day, roughly 14% of them trucks, projected to reach 577 by 2041. The structure is 59 ft (18 m) long and 31 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesLA0965
CrossesThompson Creek Tributary
LocationLA0965
RouteState Highway 965
Coordinates30.82666, -91.25697
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.2 US tons
Inventory rating21.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length59 ft (18 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic525 (2021)
Projected traffic577 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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$319,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0965 over Thompson Creek Tributary built?

It was built in 1973, making it 52 years old in 2025.

What condition is LA0965 over Thompson Creek Tributary 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 January 2024.

How much traffic does LA0965 over Thompson Creek Tributary carry?

About 525 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0965 over Thompson Creek Tributary?

The structure is 59 ft (18 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA0965 over Thompson Creek Tributary?

It is owned by the State Highway Agency.