US Bridges

US0171 over Creek

Fair

Beauregard Parish, Louisiana · 1.6 MI N of LA 110 · Structure no. 070600240401581

Built
2007
18 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
33 ft
5 main spans
Daily traffic
8,463
2021 count
Owner
State
State Highway Agency

About this bridge

US0171 over Creek is a concrete culvert carrying US0171 over Creek in Beauregard Parish, Louisiana. It was built in 2007, so it is 18 years old, younger 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 8,463 vehicles a day, roughly 16% of them trucks, projected to reach 9,309 by 2041. The structure is 33 ft (10.1 m) long and 160 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesUS0171
CrossesCreek
Location1.6 MI N of LA 110
RouteU.S. Route 171
Coordinates30.62826, -93.2324
Functional classRural Principal Arterial - Other

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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadH 15
Structure length33 ft (10.1 m)
Longest span6 ft (1.8 m)
Deck width160 ft (48.8 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,463 (2021)
Projected traffic9,309 by 2041
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 US0171 over Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is US0171 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 September 2023.

How much traffic does US0171 over Creek carry?

About 8,463 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is US0171 over Creek?

The structure is 33 ft (10.1 m) long with a longest span of 6 ft (1.8 m) and a deck 160 ft wide.

Who owns US0171 over Creek?

It is owned by the State Highway Agency.