US Bridges

Fortenberry RD over Boggy Bayou

Poor

Richland Parish, Louisiana · Logmi 2.96 FR 443 to · Structure no. 054232322913841

Built
1960
65 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
30 ft
2 main spans
Daily traffic
22
1974 count
Owner
County
County Highway Agency

About this bridge

Fortenberry RD over Boggy Bayou is a wood or timber stringer/multi-beam or girder carrying Fortenberry RD over Boggy Bayou in Richland Parish, Louisiana. It was built in 1960, so it is 65 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 0 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, temporary structure in place while original is closed.

It carries about 22 vehicles a day, projected to reach 24 by 1994. The structure is 30 ft (9.1 m) long and 17 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFortenberry RD
CrossesBoggy Bayou
LocationLogmi 2.96 FR 443 to
RouteCounty Highway 0
Coordinates32.537, -91.64282
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck0 FailedOut of service and beyond corrective action.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure0 FailedOut of service and beyond corrective action.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, temporary structure in place while original is closed
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 10
Structure length30 ft (9.1 m)
Longest span15 ft (4.6 m)
Deck width17 ft (5.2 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22 (1974)
Projected traffic24 by 1994
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$138,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Fortenberry RD over Boggy Bayou built?

It was built in 1960, making it 65 years old in 2025.

What condition is Fortenberry RD over Boggy Bayou in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Fortenberry RD over Boggy Bayou carry?

About 22 vehicles per day (1974 count).

How long is Fortenberry RD over Boggy Bayou?

The structure is 30 ft (9.1 m) long with a longest span of 15 ft (4.6 m) and a deck 17 ft wide.

Who owns Fortenberry RD over Boggy Bayou?

It is owned by the County Highway Agency.