US Bridges

US0165 over Bayou

Fair

Allen Parish, Louisiana · 2.2 Mi. S. of LA 26 · Structure no. 070200000070188

Built
2008
17 years old
Condition
Fair
inspected January 2023
Type
Slab
Concrete
Length
100 ft
5 main spans
Daily traffic
11,447
2021 count
Owner
State
State Highway Agency

About this bridge

US0165 over Bayou is a concrete slab carrying US0165 over Bayou in Allen Parish, Louisiana. It was built in 2008, so it is 17 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 11,447 vehicles a day, roughly 16% of them trucks, projected to reach 12,591 by 2041. The structure is 100 ft (30.5 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS0165
CrossesBayou
Location2.2 Mi. S. of LA 26
RouteU.S. Route 165
CountyAllen Parish
StateLouisiana
Coordinates30.59262, -92.78069
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span20 ft (6.1 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,447 (2021)
Projected traffic12,591 by 2041
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US0165 over Bayou built?

It was built in 2008, making it 17 years old in 2025.

What condition is US0165 over 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 US0165 over Bayou carry?

About 11,447 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is US0165 over Bayou?

The structure is 100 ft (30.5 m) long with a longest span of 20 ft (6.1 m) and a deck 42 ft wide.

Who owns US0165 over Bayou?

It is owned by the State Highway Agency.