US Bridges

N. Oak ST over Ponchatoula Creek

Good

Tangipahoa Parish, Louisiana · 4.0 M NE of Rt 190 Exit · Structure no. 625330315902901

Built
1990
35 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete
Length
95 ft
5 main spans
Daily traffic
2,780
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

N. Oak ST over Ponchatoula Creek is a concrete slab carrying N. Oak ST over Ponchatoula Creek in Tangipahoa Parish, Louisiana. It was built in 1990, so it is 35 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 2,780 vehicles a day, projected to reach 3,058 by 2040. The structure is 95 ft (29 m) long and 30 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesN. Oak ST
CrossesPonchatoula Creek
Location4.0 M NE of Rt 190 Exit
RouteCounty Highway 0
CountyTangipahoa Parish
StateLouisiana
Coordinates30.52523, -90.47394
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.7 US tons
Inventory rating30.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length95 ft (29 m)
Longest span19 ft (5.8 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,780 (2020)
Projected traffic3,058 by 2040
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 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 N. Oak ST over Ponchatoula Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is N. Oak ST over Ponchatoula 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 April 2023.

How much traffic does N. Oak ST over Ponchatoula Creek carry?

About 2,780 vehicles per day (2020 count).

How long is N. Oak ST over Ponchatoula Creek?

The structure is 95 ft (29 m) long with a longest span of 19 ft (5.8 m) and a deck 30 ft wide.

Who owns N. Oak ST over Ponchatoula Creek?

It is owned by the City or Municipal Highway Agency.