US Bridges

US0165 over Drainage Ditch

Fair

Allen Parish, Louisiana · 0.5 Mi. N. of LA 26 · Structure no. 070200140400101

Built
2000
25 years old, rebuilt 2001
Condition
Fair
inspected January 2023
Type
Slab
Concrete
Length
80 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 slab carrying US0165 over Drainage Ditch in Allen Parish, Louisiana. It was built in 2000 and reconstructed in 2001, so it is 25 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 5 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 80 ft (24.4 m) long and 75 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

Location

Open in Google Maps
CarriesUS0165
CrossesDrainage Ditch
Location0.5 Mi. N. of LA 26
RouteU.S. Route 165
CountyAllen Parish
StateLouisiana
Coordinates30.62684, -92.75876
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.7 US tons
Inventory rating27.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width75 ft (22.9 m)
Roadway width73 ft (22.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,886 (2021)
Projected traffic13,074 by 2041
Trucks16%
Lanes on structure5
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US0165 over Drainage Ditch built?

It was built in 2000, making it 25 years old in 2025. It was reconstructed in 2001.

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 January 2023.

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 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 75 ft wide.

Who owns US0165 over Drainage Ditch?

It is owned by the State Highway Agency.