US Bridges

Frenchtown RD over Beaver Bayou

PoorPosted for load

East Baton Rouge Parish, Louisiana · 0.4 Mi. E of Central Thwy · Structure no. 611730298910091

Built
1963
62 years old
Condition
Poor
inspected September 2024
Type
Slab
Concrete
Length
95 ft
5 main spans
Daily traffic
3,710
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Frenchtown RD over Beaver Bayou is a concrete slab carrying Frenchtown RD over Beaver Bayou in East Baton Rouge Parish, Louisiana. It was built in 1963, so it is 62 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 3 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: posted for load restriction.

It carries about 3,710 vehicles a day, projected to reach 4,081 by 2044. The structure is 95 ft (29 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFrenchtown RD
CrossesBeaver Bayou
Location0.4 Mi. E of Central Thwy
RouteCounty Highway 0
Coordinates30.49794, -91.01679
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22.8 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length95 ft (29 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,710 (2024)
Projected traffic4,081 by 2044
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Frenchtown RD over Beaver Bayou built?

It was built in 1963, making it 62 years old in 2025.

What condition is Frenchtown RD over Beaver 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 September 2024.

How much traffic does Frenchtown RD over Beaver Bayou carry?

About 3,710 vehicles per day (2024 count).

How long is Frenchtown RD over Beaver Bayou?

The structure is 95 ft (29 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns Frenchtown RD over Beaver Bayou?

It is owned by the City or Municipal Highway Agency.