US Bridges

Penn RD over Coulee

FairPosted for load

St. Mary Parish, Louisiana · 0.6 MI S of LA 182 · Structure no. 035129517913491

Built
1967
58 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete
Length
38 ft
2 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

Penn RD over Coulee is a concrete slab carrying Penn RD over Coulee in St. Mary Parish, Louisiana. It was built in 1967, so it is 58 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. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, projected to reach 55 by 2042. The structure is 38 ft (11.6 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesPenn RD
CrossesCoulee
Location0.6 MI S of LA 182
RouteCounty Highway 0
CountySt. Mary Parish
StateLouisiana
Coordinates29.86023, -91.58205
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating23.3 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic55 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Penn RD over Coulee built?

It was built in 1967, making it 58 years old in 2025.

What condition is Penn RD over Coulee 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 April 2023.

How much traffic does Penn RD over Coulee carry?

About 50 vehicles per day (2022 count).

How long is Penn RD over Coulee?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns Penn RD over Coulee?

It is owned by the County Highway Agency.