US Bridges

N. Cooper RD over Cooper Creek

Good

Tangipahoa Parish, Louisiana · 4 Miles Southeast of JCT · Structure no. 625300000108135

Built
2009
16 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
961
2020 count
Owner
County
County Highway Agency

About this bridge

N. Cooper RD over Cooper Creek is a concrete slab carrying N. Cooper RD over Cooper Creek in Tangipahoa Parish, Louisiana. It was built in 2009, so it is 16 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 961 vehicles a day, projected to reach 1,057 by 2040. The structure is 80 ft (24.4 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesN. Cooper RD
CrossesCooper Creek
Location4 Miles Southeast of JCT
RouteCounty Highway 0
CountyTangipahoa Parish
StateLouisiana
Coordinates30.69094, -90.43091
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 protection7 GoodSome minor problems.
Last inspectionMarch 2023
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 rating53.2 US tons
Inventory rating41.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic961 (2020)
Projected traffic1,057 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 N. Cooper RD over Cooper Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is N. Cooper RD over Cooper Creek 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 2023.

How much traffic does N. Cooper RD over Cooper Creek carry?

About 961 vehicles per day (2020 count).

How long is N. Cooper RD over Cooper Creek?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns N. Cooper RD over Cooper Creek?

It is owned by the County Highway Agency.