US Bridges

Innovation Drive over Benoit Bayou

Good

Bossier Parish, Louisiana · 1.0 MI W of LA 3105 · Structure no. 040800000040805

Built
2020
5 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
45 ft
4 main spans
Daily traffic
50
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Innovation Drive over Benoit Bayou is a concrete culvert carrying Innovation Drive over Benoit Bayou in Bossier Parish, Louisiana. It was built in 2020, so it is 5 years old, younger 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 50 vehicles a day, projected to reach 55 by 2040. The structure is 45 ft (13.7 m) long and 79 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesInnovation Drive
CrossesBenoit Bayou
Location1.0 MI W of LA 3105
RouteCity Street 0
CountyBossier Parish
StateLouisiana
Coordinates32.56384, -93.69581
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating32.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHL 93
Structure length45 ft (13.7 m)
Longest span10 ft (3 m)
Deck width79 ft (24 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic55 by 2040
Trucks—
Lanes on structure3
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 Innovation Drive over Benoit Bayou built?

It was built in 2020, making it 5 years old in 2025.

What condition is Innovation Drive over Benoit 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 December 2024.

How much traffic does Innovation Drive over Benoit Bayou carry?

About 50 vehicles per day (2020 count).

How long is Innovation Drive over Benoit Bayou?

The structure is 45 ft (13.7 m) long with a longest span of 10 ft (3 m) and a deck 79 ft wide.

Who owns Innovation Drive over Benoit Bayou?

It is owned by the City or Municipal Highway Agency.