US Bridges

LA0156 over Creek

PoorPosted for load

Natchitoches Parish, Louisiana · 9.7 Mi. E of Int LA9 · Structure no. 083500920109711

Built
1926
99 years old
Condition
Poor
inspected January 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
78 ft
4 main spans
Daily traffic
525
2021 count
Owner
State
State Highway Agency

About this bridge

LA0156 over Creek is a wood or timber stringer/multi-beam or girder 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 poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 525 vehicles a day, roughly 14% of them trucks, projected to reach 577 by 2041. The structure is 78 ft (23.8 m) long and 20 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLA0156
CrossesCreek
Location9.7 Mi. E of Int LA9
RouteState Highway 156
Coordinates32.01148, -92.9094
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating25 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans4
Design loadH 10
Structure length78 ft (23.8 m)
Longest span19 ft (5.8 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic525 (2021)
Projected traffic577 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$400,000
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 poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2024.

How much traffic does LA0156 over Creek carry?

About 525 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA0156 over Creek?

The structure is 78 ft (23.8 m) long with a longest span of 19 ft (5.8 m) and a deck 20 ft wide.

Who owns LA0156 over Creek?

It is owned by the State Highway Agency.