US Bridges

LA0181 over Ditch

Good

Rapides Parish, Louisiana · 2.7 Mi. South of US 71 · Structure no. 084003720500921

Built
1992
33 years old
Condition
Good
inspected March 2024
Type
Culvert
Steel
Length
24 ft
2 main spans
Daily traffic
739
2021 count
Owner
State
State Highway Agency

About this bridge

LA0181 over Ditch is a steel culvert carrying LA0181 over Ditch in Rapides Parish, Louisiana. It was built in 1992, so it is 33 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 739 vehicles a day, roughly 14% of them trucks, projected to reach 812 by 2041. The structure is 24 ft (7.3 m) long and 50 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesLA0181
CrossesDitch
Location2.7 Mi. South of US 71
RouteState Highway 181
Coordinates30.97794, -92.31055
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating45 US tons
Inventory rating37.5 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width50 ft (15.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic739 (2021)
Projected traffic812 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 LA0181 over Ditch built?

It was built in 1992, making it 33 years old in 2025.

What condition is LA0181 over Ditch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does LA0181 over Ditch carry?

About 739 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0181 over Ditch?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m) and a deck 50 ft wide.

Who owns LA0181 over Ditch?

It is owned by the State Highway Agency.