US Bridges

LA0147 over Cypress Creek

Fair

Bienville Parish, Louisiana · 1.38 MI North of LA 507 · Structure no. 040700430211791

Built
1968
57 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
27 ft
4 main spans
Daily traffic
1,988
2021 count
Owner
State
State Highway Agency

About this bridge

LA0147 over Cypress Creek is a concrete culvert carrying LA0147 over Cypress Creek in Bienville Parish, Louisiana. It was built in 1968, so it is 57 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 1,988 vehicles a day, roughly 19% of them trucks, projected to reach 2,186 by 2041. The structure is 27 ft (8.2 m) long and 35 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesLA0147
CrossesCypress Creek
Location1.38 MI North of LA 507
RouteState Highway 147
Coordinates32.45239, -92.8642
Functional classRural Major 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 15
Structure length27 ft (8.2 m)
Longest span6 ft (1.8 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,988 (2021)
Projected traffic2,186 by 2041
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 LA0147 over Cypress Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is LA0147 over Cypress Creek 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 March 2024.

How much traffic does LA0147 over Cypress Creek carry?

About 1,988 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0147 over Cypress Creek?

The structure is 27 ft (8.2 m) long with a longest span of 6 ft (1.8 m) and a deck 35 ft wide.

Who owns LA0147 over Cypress Creek?

It is owned by the State Highway Agency.