US Bridges

US0051 over Drain

Good

Tangipahoa Parish, Louisiana · 0.2 M S of LA 10 · Structure no. 625300170508781

Built
1957
68 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
32 ft
7 main spans
Daily traffic
6,067
2021 count
Owner
State
State Highway Agency

About this bridge

US0051 over Drain is a concrete culvert carrying US0051 over Drain in Tangipahoa Parish, Louisiana. It was built in 1957, so it is 68 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 6,067 vehicles a day, roughly 8% of them trucks, projected to reach 6,673 by 2041. The structure is 32 ft (9.8 m) long and 55 ft wide.

CarriesUS0051
CrossesDrain
Location0.2 M S of LA 10
RouteU.S. Route 51
Coordinates30.7731, -90.5099
Functional classUrban Minor Arterial

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 inspectionFebruary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating26.8 US tons
Inventory rating20.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans7
Design loadH 15
Structure length32 ft (9.8 m)
Longest span4 ft (1.2 m)
Deck width55 ft (16.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,067 (2021)
Projected traffic6,673 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 US0051 over Drain built?

It was built in 1957, making it 68 years old in 2025.

What condition is US0051 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 February 2025.

How much traffic does US0051 over Drain carry?

About 6,067 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is US0051 over Drain?

The structure is 32 ft (9.8 m) long with a longest span of 4 ft (1.2 m) and a deck 55 ft wide.

Who owns US0051 over Drain?

It is owned by the State Highway Agency.