US Bridges

Foster Drive over Bayou Perot

FairPosted for load

Avoyelles Parish, Louisiana · Marksville Avoyelles Par · Structure no. 080531079920421

Built
1985
40 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
25 ft
1 main span
Daily traffic
100
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Foster Drive over Bayou Perot is a wood or timber stringer/multi-beam or girder carrying Foster Drive over Bayou Perot in Avoyelles Parish, Louisiana. It was built in 1985, so it is 40 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, projected to reach 110 by 2040. The structure is 25 ft (7.6 m) long and 20 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesFoster Drive
CrossesBayou Perot
LocationMarksville Avoyelles Par
RouteCounty Highway 0
CountyAvoyelles Parish
StateLouisiana
Coordinates31.13176, -92.0725
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating21.1 US tons
Inventory rating15 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 10
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic110 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$121,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Foster Drive over Bayou Perot built?

It was built in 1985, making it 40 years old in 2025.

What condition is Foster Drive over Bayou Perot in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does Foster Drive over Bayou Perot carry?

About 100 vehicles per day (2020 count).

How long is Foster Drive over Bayou Perot?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m) and a deck 20 ft wide.

Who owns Foster Drive over Bayou Perot?

It is owned by the City or Municipal Highway Agency.