US Bridges

LA0127 over Castor Relief

FairPosted for load

Caldwell Parish, Louisiana · 3.4 MI N of LA 125 · Structure no. 581101270401681

Built
1972
53 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete
Length
152 ft
8 main spans
Daily traffic
314
2021 count
Owner
State
State Highway Agency

About this bridge

LA0127 over Castor Relief is a concrete slab carrying LA0127 over Castor Relief in Caldwell Parish, Louisiana. It was built in 1972, so it is 53 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 314 vehicles a day, roughly 15% of them trucks, projected to reach 345 by 2041. The structure is 152 ft (46.3 m) long and 31 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

CarriesLA0127
CrossesCastor Relief
Location3.4 MI N of LA 125
RouteState Highway 127
Coordinates31.93772, -92.2682
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating24.3 US tons
Inventory rating18.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans8
Design loadHS 20
Structure length152 ft (46.3 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 traffic314 (2021)
Projected traffic345 by 2041
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed37.3 mi (60 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 Castor Relief built?

It was built in 1972, making it 53 years old in 2025.

What condition is LA0127 over Castor Relief 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 June 2024.

How much traffic does LA0127 over Castor Relief carry?

About 314 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is LA0127 over Castor Relief?

The structure is 152 ft (46.3 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA0127 over Castor Relief?

It is owned by the State Highway Agency.