US Bridges

Jaggers Lane over Boggy Bayou

Poor

Richland Parish, Louisiana · Logmi 4.61 FR 455 to · Structure no. 054232321913871

Built
1955
70 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
28 ft
2 main spans
Daily traffic
30
1974 count
Owner
County
County Highway Agency

About this bridge

Jaggers Lane over Boggy Bayou is a wood or timber stringer/multi-beam or girder carrying Jaggers Lane over Boggy Bayou in Richland Parish, Louisiana. It was built in 1955, so it is 70 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 30 vehicles a day, projected to reach 33 by 1994. The structure is 28 ft (8.5 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesJaggers Lane
CrossesBoggy Bayou
LocationLogmi 4.61 FR 455 to
RouteCounty Highway 0
Coordinates32.53559, -91.64477
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry4: Meets minimum tolerable limits to be left in place as is
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 length28 ft (8.5 m)
Longest span15 ft (4.6 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (1974)
Projected traffic33 by 1994
Trucks—
Lanes on structure2
Traffic directionTwo-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$130,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Jaggers Lane over Boggy Bayou built?

It was built in 1955, making it 70 years old in 2025.

What condition is Jaggers Lane 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 Jaggers Lane over Boggy Bayou carry?

About 30 vehicles per day (1974 count).

How long is Jaggers Lane over Boggy Bayou?

The structure is 28 ft (8.5 m) long with a longest span of 15 ft (4.6 m) and a deck 18 ft wide.

Who owns Jaggers Lane over Boggy Bayou?

It is owned by the County Highway Agency.