US Bridges

Busnell RD over Bayou Petit Gaillou

Good

Terrebonne Parish, Louisiana · 0013 Log MI from Int 001 · Structure no. 025500000200889

Built
1986
39 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete
Length
75 ft
3 main spans
Daily traffic
1,012
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Busnell RD over Bayou Petit Gaillou is a concrete slab carrying Busnell RD over Bayou Petit Gaillou in Terrebonne Parish, Louisiana. It was built in 1986, so it is 39 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 1,012 vehicles a day, projected to reach 1,113 by 2041. The structure is 75 ft (22.9 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBusnell RD
CrossesBayou Petit Gaillou
Location0013 Log MI from Int 001
RouteCounty Highway 0
Coordinates29.56842, -90.67034
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating28.9 US tons
Inventory rating22.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length75 ft (22.9 m)
Longest span25 ft (7.6 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,012 (2021)
Projected traffic1,113 by 2041
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Busnell RD over Bayou Petit Gaillou built?

It was built in 1986, making it 39 years old in 2025.

What condition is Busnell RD over Bayou Petit Gaillou 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 April 2023.

How much traffic does Busnell RD over Bayou Petit Gaillou carry?

About 1,012 vehicles per day (2021 count).

How long is Busnell RD over Bayou Petit Gaillou?

The structure is 75 ft (22.9 m) long with a longest span of 25 ft (7.6 m) and a deck 31 ft wide.

Who owns Busnell RD over Bayou Petit Gaillou?

It is owned by the City or Municipal Highway Agency.