US Bridges

US0371 over Drain

Fair

Webster Parish, Louisiana · 11.71 MI North of US 80 · Structure no. 046000860111711

Built
1962
63 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
38 ft
5 main spans
Daily traffic
4,481
2021 count
Owner
State
State Highway Agency

About this bridge

US0371 over Drain is a concrete culvert carrying US0371 over Drain in Webster Parish, Louisiana. It was built in 1962, so it is 63 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 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 4,481 vehicles a day, roughly 26% of them trucks, projected to reach 4,929 by 2041. The structure is 38 ft (11.6 m) long and 42 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS0371
CrossesDrain
Location11.71 MI North of US 80
RouteU.S. Route 371
Coordinates32.74412, -93.3915
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry4: Meets minimum tolerable limits to be left in place as is
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 loadHS 20
Structure length38 ft (11.6 m)
Longest span6 ft (1.8 m)
Deck width42 ft (12.8 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,481 (2021)
Projected traffic4,929 by 2041
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 US0371 over Drain built?

It was built in 1962, making it 63 years old in 2025.

What condition is US0371 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 September 2024.

How much traffic does US0371 over Drain carry?

About 4,481 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is US0371 over Drain?

The structure is 38 ft (11.6 m) long with a longest span of 6 ft (1.8 m) and a deck 42 ft wide.

Who owns US0371 over Drain?

It is owned by the State Highway Agency.