US Bridges

US0071 over Drain

Fair

Red River Parish, Louisiana · .18 MI North of US 84 · Structure no. 044100100300181

Built
1975
50 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete
Length
77 ft
4 main spans
Daily traffic
9,542
2021 count
Owner
State
State Highway Agency

About this bridge

US0071 over Drain is a concrete slab carrying US0071 over Drain in Red River Parish, Louisiana. It was built in 1975, so it is 50 years old, older 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 9,542 vehicles a day, roughly 26% of them trucks, projected to reach 10,496 by 2041. The structure is 77 ft (23.5 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS0071
CrossesDrain
Location.18 MI North of US 84
RouteU.S. Route 71
Coordinates32.01785, -93.3312
Functional classRural Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating41 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length77 ft (23.5 m)
Longest span19 ft (5.8 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,542 (2021)
Projected traffic10,496 by 2041
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US0071 over Drain built?

It was built in 1975, making it 50 years old in 2025.

What condition is US0071 over Drain 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 June 2023.

How much traffic does US0071 over Drain carry?

About 9,542 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is US0071 over Drain?

The structure is 77 ft (23.5 m) long with a longest span of 19 ft (5.8 m) and a deck 43 ft wide.

Who owns US0071 over Drain?

It is owned by the State Highway Agency.