US Bridges

N Perkins Ferry RD over Belfield Ditch

Good

Calcasieu Parish, Louisiana · 1.5 Mi. N of LA 378 · Structure no. 071000000070113

Built
2012
13 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
100 ft
5 main spans
Daily traffic
10,079
2021 count
Owner
County
County Highway Agency

About this bridge

N Perkins Ferry RD over Belfield Ditch is a concrete slab carrying N Perkins Ferry RD over Belfield Ditch in Calcasieu Parish, Louisiana. It was built in 2012, so it is 13 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 10,079 vehicles a day, roughly 50% of them trucks, projected to reach 11,086 by 2041. The structure is 100 ft (30.5 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesN Perkins Ferry RD
CrossesBelfield Ditch
Location1.5 Mi. N of LA 378
RouteCounty Highway 0
Coordinates30.32263, -93.23285
Functional classUrban Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating41.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span20 ft (6.1 m)
Deck width37 ft (11.2 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,079 (2021)
Projected traffic11,086 by 2041
Trucks50%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 N Perkins Ferry RD over Belfield Ditch built?

It was built in 2012, making it 13 years old in 2025.

What condition is N Perkins Ferry RD over Belfield Ditch 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 May 2023.

How much traffic does N Perkins Ferry RD over Belfield Ditch carry?

About 10,079 vehicles per day (2021 count), of which roughly 50% are trucks.

How long is N Perkins Ferry RD over Belfield Ditch?

The structure is 100 ft (30.5 m) long with a longest span of 20 ft (6.1 m) and a deck 37 ft wide.

Who owns N Perkins Ferry RD over Belfield Ditch?

It is owned by the County Highway Agency.