US Bridges

Nelms Loop RD over Dry Branch

Good

Grant Parish, Louisiana · .87 Miles E US 71 · Structure no. 082200000700632

Built
2009
16 years old
Condition
Good
inspected March 2023
Type
Culvert
Steel
Length
27 ft
3 main spans
Daily traffic
200
2022 count
Owner
County
County Highway Agency

About this bridge

Nelms Loop RD over Dry Branch is a steel culvert carrying Nelms Loop RD over Dry Branch in Grant Parish, Louisiana. It was built in 2009, so it is 16 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 200 vehicles a day, roughly 1% of them trucks, projected to reach 220 by 2042. The structure is 27 ft (8.2 m) long and 60 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNelms Loop RD
CrossesDry Branch
Location.87 Miles E US 71
RouteCounty Highway 0
Coordinates31.51662, -92.6451
Functional classRural Local

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.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span7 ft (2.1 m)
Deck width60 ft (18.3 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic220 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
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 Nelms Loop RD over Dry Branch built?

It was built in 2009, making it 16 years old in 2025.

What condition is Nelms Loop RD over Dry Branch 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 March 2023.

How much traffic does Nelms Loop RD over Dry Branch carry?

About 200 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Nelms Loop RD over Dry Branch?

The structure is 27 ft (8.2 m) long with a longest span of 7 ft (2.1 m) and a deck 60 ft wide.

Who owns Nelms Loop RD over Dry Branch?

It is owned by the County Highway Agency.