US Bridges

LA0164 over Drain

Good

Webster Parish, Louisiana · 1.4 MI West of LA 163 · Structure no. 046001220200621

Built
1943
82 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
33 ft
6 main spans
Daily traffic
3,472
2021 count
Owner
State
State Highway Agency

About this bridge

LA0164 over Drain is a concrete culvert carrying LA0164 over Drain in Webster Parish, Louisiana. It was built in 1943, so it is 82 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,472 vehicles a day, roughly 19% of them trucks, projected to reach 3,819 by 2041. The structure is 33 ft (10.1 m) long and 53 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesLA0164
CrossesDrain
Location1.4 MI West of LA 163
RouteState Highway 164
Coordinates32.53613, -93.435
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans6
Design loadH 15
Structure length33 ft (10.1 m)
Longest span5 ft (1.5 m)
Deck width53 ft (16.2 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,472 (2021)
Projected traffic3,819 by 2041
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 LA0164 over Drain built?

It was built in 1943, making it 82 years old in 2025.

What condition is LA0164 over Drain in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does LA0164 over Drain carry?

About 3,472 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0164 over Drain?

The structure is 33 ft (10.1 m) long with a longest span of 5 ft (1.5 m) and a deck 53 ft wide.

Who owns LA0164 over Drain?

It is owned by the State Highway Agency.