US Bridges

LA0127 over Flat Creek Relief

PoorPosted for load

Winn Parish, Louisiana · 4.18 Mi. NW Caldwell Line · Structure no. 086401270504181

Built
1980
45 years old
Condition
Poor
inspected October 2023
Type
Slab
Concrete
Length
172 ft
9 main spans
Daily traffic
291
2021 count
Owner
State
State Highway Agency

About this bridge

LA0127 over Flat Creek Relief is a concrete slab carrying LA0127 over Flat Creek Relief in Winn 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 291 vehicles a day, roughly 14% of them trucks, projected to reach 320 by 2041. The structure is 172 ft (52.4 m) long and 31 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesLA0127
CrossesFlat Creek Relief
Location4.18 Mi. NW Caldwell Line
RouteState Highway 127
Coordinates32.01294, -92.3668
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
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating23.9 US tons
Inventory rating18.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans9
Design loadHS 20
Structure length172 ft (52.4 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic291 (2021)
Projected traffic320 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed16.2 mi (26 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 LA0127 over Flat Creek Relief built?

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

What condition is LA0127 over Flat Creek Relief 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 October 2023.

How much traffic does LA0127 over Flat Creek Relief carry?

About 291 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0127 over Flat Creek Relief?

The structure is 172 ft (52.4 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA0127 over Flat Creek Relief?

It is owned by the State Highway Agency.