US Bridges

LA0017 over Coleman Bayou

Fair

West Carroll Parish, Louisiana · 4.2 MI North of LA 2 · Structure no. 056200510804221

Built
1924
101 years old
Condition
Fair
inspected January 2023
Type
Culvert
Concrete
Length
34 ft
6 main spans
Daily traffic
3,570
2021 count
Owner
State
State Highway Agency

About this bridge

LA0017 over Coleman Bayou is a concrete culvert carrying LA0017 over Coleman Bayou in West Carroll Parish, Louisiana. It was built in 1924, so it is 101 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 3,570 vehicles a day, roughly 16% of them trucks, projected to reach 3,927 by 2041. The structure is 34 ft (10.4 m) long and 36 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

Location

Open in Google Maps
CarriesLA0017
CrossesColeman Bayou
Location4.2 MI North of LA 2
RouteState Highway 17
CountyWest Carroll Parish
StateLouisiana
Coordinates32.91484, -91.3577
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42.9 US tons
Inventory rating33.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans6
Design loadH 15
Structure length34 ft (10.4 m)
Longest span5 ft (1.5 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,570 (2021)
Projected traffic3,927 by 2041
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 LA0017 over Coleman Bayou built?

It was built in 1924, making it 101 years old in 2025.

What condition is LA0017 over Coleman Bayou 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 January 2023.

How much traffic does LA0017 over Coleman Bayou carry?

About 3,570 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is LA0017 over Coleman Bayou?

The structure is 34 ft (10.4 m) long with a longest span of 5 ft (1.5 m) and a deck 36 ft wide.

Who owns LA0017 over Coleman Bayou?

It is owned by the State Highway Agency.