US Bridges

LA3184 over Paved Ditch

Fair

Lafayette Parish, Louisiana · 1.64 MI N of US 167 · Structure no. 032800000000091

Built
1981
44 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete
Length
35 ft
4 main spans
Daily traffic
19,557
2021 count
Owner
State
State Highway Agency

About this bridge

LA3184 over Paved Ditch is a concrete culvert carrying LA3184 over Paved Ditch in Lafayette Parish, Louisiana. It was built in 1981, so it is 44 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 19,557 vehicles a day, roughly 7% of them trucks, projected to reach 21,512 by 2041. The structure is 35 ft (10.7 m) long and 121 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesLA3184
CrossesPaved Ditch
Location1.64 MI N of US 167
RouteState Highway 3184
CountyLafayette Parish
StateLouisiana
Coordinates30.22461, -92.05578
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHL 93
Structure length35 ft (10.7 m)
Longest span8 ft (2.4 m)
Deck width121 ft (36.9 m)
Roadway width100 ft (30.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,557 (2021)
Projected traffic21,512 by 2041
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was LA3184 over Paved Ditch built?

It was built in 1981, making it 44 years old in 2025.

What condition is LA3184 over Paved Ditch 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 December 2024.

How much traffic does LA3184 over Paved Ditch carry?

About 19,557 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is LA3184 over Paved Ditch?

The structure is 35 ft (10.7 m) long with a longest span of 8 ft (2.4 m) and a deck 121 ft wide.

Who owns LA3184 over Paved Ditch?

It is owned by the State Highway Agency.