US Bridges

Old Hermitage Pkwy over Drain Canal

Fair

East Baton Rouge Parish, Louisiana · .25 MI E. of Gardere Ln. · Structure no. 611730211910731

Built
1979
46 years old
Condition
Fair
inspected December 2023
Type
Slab
Concrete
Length
57 ft
3 main spans
Daily traffic
1,572
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old Hermitage Pkwy over Drain Canal is a concrete slab carrying Old Hermitage Pkwy over Drain Canal in East Baton Rouge Parish, Louisiana. It was built in 1979, so it is 46 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,572 vehicles a day, projected to reach 1,729 by 2039. The structure is 57 ft (17.4 m) long and 35 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesOld Hermitage Pkwy
CrossesDrain Canal
Location.25 MI E. of Gardere Ln.
RouteCounty Highway 0
Coordinates30.35155, -91.12507
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 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 alignment7: Better than present minimum criteria
Operating rating40 US tons
Inventory rating30.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width35 ft (10.8 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,572 (2019)
Projected traffic1,729 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Old Hermitage Pkwy over Drain Canal built?

It was built in 1979, making it 46 years old in 2025.

What condition is Old Hermitage Pkwy over Drain Canal in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2023.

How much traffic does Old Hermitage Pkwy over Drain Canal carry?

About 1,572 vehicles per day (2019 count).

How long is Old Hermitage Pkwy over Drain Canal?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 35 ft wide.

Who owns Old Hermitage Pkwy over Drain Canal?

It is owned by the City or Municipal Highway Agency.