US Bridges

US0165 over Drainage Ditch

Fair

Allen Parish, Louisiana · 0.2 MI N of LA 26 · Structure no. 070200140314601

Built
2002
23 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
23 ft
4 main spans
Daily traffic
11,886
2021 count
Owner
State
State Highway Agency

About this bridge

US0165 over Drainage Ditch is a concrete culvert carrying US0165 over Drainage Ditch in Allen Parish, Louisiana. It was built in 2002, so it is 23 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 11,886 vehicles a day, roughly 16% of them trucks, projected to reach 13,074 by 2041. The structure is 23 ft (7 m) long and 99 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

CarriesUS0165
CrossesDrainage Ditch
Location0.2 MI N of LA 26
RouteU.S. Route 165
Coordinates30.62309, -92.76075
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 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 inspectionSeptember 2024
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 alignment9: Superior to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length23 ft (7 m)
Longest span5 ft (1.5 m)
Deck width99 ft (30.3 m)
Roadway width65 ft (19.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,886 (2021)
Projected traffic13,074 by 2041
Trucks16%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US0165 over Drainage Ditch built?

It was built in 2002, making it 23 years old in 2025.

What condition is US0165 over Drainage Ditch 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 2024.

How much traffic does US0165 over Drainage Ditch carry?

About 11,886 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is US0165 over Drainage Ditch?

The structure is 23 ft (7 m) long with a longest span of 5 ft (1.5 m) and a deck 99 ft wide.

Who owns US0165 over Drainage Ditch?

It is owned by the State Highway Agency.