US Bridges

Mlk Jr. Dr. over Ponchatoula Creek

PoorPosted for load

Tangipahoa Parish, Louisiana · 1.2 MI NE of JCT 190&1065 · Structure no. 625330307902751

Built
1982
43 years old
Condition
Poor
inspected April 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
76 ft
4 main spans
Daily traffic
2,010
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mlk Jr. Dr. over Ponchatoula Creek is a wood or timber stringer/multi-beam or girder carrying Mlk Jr. Dr. over Ponchatoula Creek in Tangipahoa Parish, Louisiana. It was built in 1982, so it is 43 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 2,010 vehicles a day, projected to reach 2,211 by 2040. The structure is 76 ft (23.2 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesMlk Jr. Dr.
CrossesPonchatoula Creek
Location1.2 MI NE of JCT 190&1065
RouteCounty Highway 0
CountyTangipahoa Parish
StateLouisiana
Coordinates30.51232, -90.45725
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating25 US tons
Inventory rating18.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans4
Design loadH 10
Structure length76 ft (23.2 m)
Longest span19 ft (5.8 m)
Deck width26 ft (7.8 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,010 (2020)
Projected traffic2,211 by 2040
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

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 Mlk Jr. Dr. over Ponchatoula Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Mlk Jr. Dr. over Ponchatoula Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2023.

How much traffic does Mlk Jr. Dr. over Ponchatoula Creek carry?

About 2,010 vehicles per day (2020 count).

How long is Mlk Jr. Dr. over Ponchatoula Creek?

The structure is 76 ft (23.2 m) long with a longest span of 19 ft (5.8 m) and a deck 26 ft wide.

Who owns Mlk Jr. Dr. over Ponchatoula Creek?

It is owned by the City or Municipal Highway Agency.