US Bridges

Reid RD over Little Natalbany River

Good

Tangipahoa Parish, Louisiana · 2.5 MI SW of JCT of 16&51 · Structure no. 625330416903131

Built
2002
23 years old
Condition
Good
inspected April 2023
Type
Channel Beam
Concrete
Length
120 ft
6 main spans
Daily traffic
32
2019 count
Owner
County
County Highway Agency

About this bridge

Reid RD over Little Natalbany River is a concrete channel beam carrying Reid RD over Little Natalbany River in Tangipahoa Parish, Louisiana. It was built in 2002, so it is 23 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 32 vehicles a day, projected to reach 35 by 2039. The structure is 120 ft (36.6 m) long and 27 ft wide.

CarriesReid RD
CrossesLittle Natalbany River
Location2.5 MI SW of JCT of 16&51
RouteCounty Highway 0
Coordinates30.69291, -90.52282
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating33.6 US tons
Inventory rating26.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans6
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span20 ft (6.1 m)
Deck width27 ft (8.3 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32 (2019)
Projected traffic35 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Reid RD over Little Natalbany River built?

It was built in 2002, making it 23 years old in 2025.

What condition is Reid RD over Little Natalbany River 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 April 2023.

How much traffic does Reid RD over Little Natalbany River carry?

About 32 vehicles per day (2019 count).

How long is Reid RD over Little Natalbany River?

The structure is 120 ft (36.6 m) long with a longest span of 20 ft (6.1 m) and a deck 27 ft wide.

Who owns Reid RD over Little Natalbany River?

It is owned by the County Highway Agency.