US Bridges

LA0127 over Castor Creek

Poor

Caldwell Parish, Louisiana · 3.8 MI North of LA 125 · Structure no. 581101270401971

Built
1970
55 years old
Condition
Poor
inspected July 2024
Type
Slab
Concrete
Length
172 ft
9 main spans
Daily traffic
314
2021 count
Owner
State
State Highway Agency

About this bridge

LA0127 over Castor Creek is a concrete slab carrying LA0127 over Castor Creek in Caldwell Parish, Louisiana. It was built in 1970, so it is 55 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.

It carries about 314 vehicles a day, roughly 15% of them trucks, projected to reach 345 by 2041. The structure is 172 ft (52.4 m) long and 29 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesLA0127
CrossesCastor Creek
Location3.8 MI North of LA 125
RouteState Highway 127
Coordinates31.94111, -92.2707
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 protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no 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 alignment7: Better than present minimum criteria
Operating rating48 US tons
Inventory rating29 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans9
Design loadHS 20
Structure length172 ft (52.4 m)
Longest span20 ft (6.1 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.4 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
CrossesWaterway
Detour if closed14.3 mi (23 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 Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is LA0127 over Castor Creek 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 July 2024.

How much traffic does LA0127 over Castor Creek carry?

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

How long is LA0127 over Castor Creek?

The structure is 172 ft (52.4 m) long with a longest span of 20 ft (6.1 m) and a deck 29 ft wide.

Who owns LA0127 over Castor Creek?

It is owned by the State Highway Agency.