US Bridges

Greenwood DR over Canal

Good

St. John the Baptist Parish, Louisiana · 1.0 Miles South of Carrol · Structure no. 624800000620273

Built
2011
14 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete
Length
25 ft
1 main span
Daily traffic
500
2011 count
Owner
County
County Highway Agency

About this bridge

Greenwood DR over Canal is a concrete slab carrying Greenwood DR over Canal in St. John the Baptist Parish, Louisiana. It was built in 2011, so it is 14 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 500 vehicles a day, roughly 1% of them trucks, projected to reach 550 by 2031. The structure is 25 ft (7.6 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesGreenwood DR
CrossesCanal
Location1.0 Miles South of Carrol
RouteCounty Highway 0
Coordinates30.08016, -90.49121
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.2 US tons
Inventory rating47.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width42 ft (12.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2011)
Projected traffic550 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Greenwood DR over Canal built?

It was built in 2011, making it 14 years old in 2025.

What condition is Greenwood DR over Canal 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 March 2024.

How much traffic does Greenwood DR over Canal carry?

About 500 vehicles per day (2011 count), of which roughly 1% are trucks.

How long is Greenwood DR over Canal?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m) and a deck 42 ft wide.

Who owns Greenwood DR over Canal?

It is owned by the County Highway Agency.