US Bridges

LA0161 over Little Corney Bayou

PoorPosted for load

Claiborne Parish, Louisiana · 3.82 MI East of LA 2 Alt · Structure no. 041400833003821

Built
1980
45 years old
Condition
Poor
inspected August 2023
Type
Slab
Concrete
Length
304 ft
16 main spans
Daily traffic
836
2021 count
Owner
State
State Highway Agency

About this bridge

LA0161 over Little Corney Bayou is a concrete slab carrying LA0161 over Little Corney Bayou in Claiborne Parish, Louisiana. It was built in 1980, so it is 45 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 836 vehicles a day, roughly 19% of them trucks, projected to reach 919 by 2041. The structure is 304 ft (92.7 m) long and 31 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesLA0161
CrossesLittle Corney Bayou
Location3.82 MI East of LA 2 Alt
RouteState Highway 161
Coordinates33.01112, -92.9737
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
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 alignment6: Equal to present minimum criteria
Operating rating23.6 US tons
Inventory rating16.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans16
Design loadHS 20
Structure length304 ft (92.7 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic836 (2021)
Projected traffic919 by 2041
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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$1.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0161 over Little Corney Bayou built?

It was built in 1980, making it 45 years old in 2025.

What condition is LA0161 over Little Corney 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 August 2023.

How much traffic does LA0161 over Little Corney Bayou carry?

About 836 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0161 over Little Corney Bayou?

The structure is 304 ft (92.7 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA0161 over Little Corney Bayou?

It is owned by the State Highway Agency.