US Bridges

LA0112 over Drain

Good

Allen Parish, Louisiana · 3.0 MI E of LA 113 · Structure no. 070200000070211

Built
2011
14 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete
Length
38 ft
2 main spans
Daily traffic
718
2021 count
Owner
State
State Highway Agency

About this bridge

LA0112 over Drain is a concrete slab carrying LA0112 over Drain in Allen Parish, Louisiana. It was built in 2011, so it is 14 years old, younger 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 718 vehicles a day, roughly 17% of them trucks, projected to reach 789 by 2041. The structure is 38 ft (11.6 m) long and 31 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesLA0112
CrossesDrain
Location3.0 MI E of LA 113
RouteState Highway 112
Coordinates30.82524, -92.96868
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
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 rating42.1 US tons
Inventory rating32.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic718 (2021)
Projected traffic789 by 2041
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 LA0112 over Drain built?

It was built in 2011, making it 14 years old in 2025.

What condition is LA0112 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 October 2023.

How much traffic does LA0112 over Drain carry?

About 718 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is LA0112 over Drain?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA0112 over Drain?

It is owned by the State Highway Agency.