US Bridges

South Satsuma RD over Canal

Good

Livingston Parish, Louisiana · 1.05 Mi. S of I-12 · Structure no. 623200000623205

Built
2020
5 years old
Condition
Good
inspected August 2024
Type
Culvert
Steel
Length
51 ft
5 main spans
Daily traffic
2,100
2009 count
Owner
County
County Highway Agency

About this bridge

South Satsuma RD over Canal is a steel culvert carrying South Satsuma RD over Canal in Livingston 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,100 vehicles a day, projected to reach 2,310 by 2029. The structure is 51 ft (15.5 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSouth Satsuma RD
CrossesCanal
Location1.05 Mi. S of I-12
RouteCounty Highway 0
Coordinates30.45618, -90.79748
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
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans5
Design loadHL 93
Structure length51 ft (15.5 m)
Longest span8 ft (2.4 m)
Deck width65 ft (19.8 m)
Roadway width65 ft (19.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2009)
Projected traffic2,310 by 2029
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

OwnerCounty Highway Agency
Maintained byCounty 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 South Satsuma RD over Canal built?

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

What condition is South Satsuma RD 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 August 2024.

How much traffic does South Satsuma RD over Canal carry?

About 2,100 vehicles per day (2009 count).

How long is South Satsuma RD over Canal?

The structure is 51 ft (15.5 m) long with a longest span of 8 ft (2.4 m) and a deck 65 ft wide.

Who owns South Satsuma RD over Canal?

It is owned by the County Highway Agency.