US Bridges

Red Cut RD over Prarion Bayou

Good

Ouachita Parish, Louisiana · 2.76 Mi. NE Hwy. 557 · Structure no. 053732209921141

Built
1978
47 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
75 ft
5 main spans
Daily traffic
135
1979 count
Owner
County
County Highway Agency

About this bridge

Red Cut RD over Prarion Bayou is a wood or timber stringer/multi-beam or girder carrying Red Cut RD over Prarion Bayou in Ouachita Parish, Louisiana. It was built in 1978, so it is 47 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 135 vehicles a day, projected to reach 148 by 1999. The structure is 75 ft (22.9 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRed Cut RD
CrossesPrarion Bayou
Location2.76 Mi. NE Hwy. 557
RouteCounty Highway 0
Coordinates32.34771, -92.19225
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating27 US tons
Inventory rating20 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans5
Design loadH 20
Structure length75 ft (22.9 m)
Longest span15 ft (4.6 m)
Deck width25 ft (7.7 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic135 (1979)
Projected traffic148 by 1999
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$273,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Red Cut RD over Prarion Bayou built?

It was built in 1978, making it 47 years old in 2025.

What condition is Red Cut RD over Prarion Bayou 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 June 2024.

How much traffic does Red Cut RD over Prarion Bayou carry?

About 135 vehicles per day (1979 count).

How long is Red Cut RD over Prarion Bayou?

The structure is 75 ft (22.9 m) long with a longest span of 15 ft (4.6 m) and a deck 25 ft wide.

Who owns Red Cut RD over Prarion Bayou?

It is owned by the County Highway Agency.