US Bridges

LA0156 over Creek

Fair

Natchitoches Parish, Louisiana · 5.9 Mi. E of Int LA9 · Structure no. 083500920105961

Built
1926
99 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
27 ft
4 main spans
Daily traffic
597
2021 count
Owner
State
State Highway Agency

About this bridge

LA0156 over Creek is a concrete culvert carrying LA0156 over Creek in Natchitoches Parish, Louisiana. It was built in 1926, so it is 99 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 597 vehicles a day, roughly 14% of them trucks, projected to reach 656 by 2041. The structure is 27 ft (8.2 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLA0156
CrossesCreek
Location5.9 Mi. E of Int LA9
RouteState Highway 156
Coordinates31.99132, -92.9646
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 inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum 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 width39 ft (11.9 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic597 (2021)
Projected traffic656 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 LA0156 over Creek built?

It was built in 1926, making it 99 years old in 2025.

What condition is LA0156 over 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 January 2024.

How much traffic does LA0156 over Creek carry?

About 597 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0156 over Creek?

The structure is 27 ft (8.2 m) long with a longest span of 6 ft (1.8 m) and a deck 39 ft wide.

Who owns LA0156 over Creek?

It is owned by the State Highway Agency.