US Bridges

Magnolia Gardens over Creek

FairPosted for load

St. Tammany Parish, Louisiana · 1MI.N.OF JCT LA 21 & LA36 · Structure no. 625230297900411

Built
1996
29 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
32 ft
3 main spans
Daily traffic
100
2016 count
Owner
County
County Highway Agency

About this bridge

Magnolia Gardens over Creek is a wood or timber stringer/multi-beam or girder carrying Magnolia Gardens over Creek in St. Tammany Parish, Louisiana. It was built in 1996, so it is 29 years old, younger 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 6 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 100 vehicles a day, projected to reach 110 by 2036. The structure is 32 ft (9.8 m) long and 17 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesMagnolia Gardens
CrossesCreek
Location1MI.N.OF JCT LA 21 & LA36
RouteCounty Highway 0
CountySt. Tammany Parish
StateLouisiana
Coordinates30.49688, -90.07226
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating33.8 US tons
Inventory rating25 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadH 10
Structure length32 ft (9.8 m)
Longest span11 ft (3.4 m)
Deck width17 ft (5.1 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2016)
Projected traffic110 by 2036
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$144,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Magnolia Gardens over Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Magnolia Gardens over Creek 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 January 2025.

How much traffic does Magnolia Gardens over Creek carry?

About 100 vehicles per day (2016 count).

How long is Magnolia Gardens over Creek?

The structure is 32 ft (9.8 m) long with a longest span of 11 ft (3.4 m) and a deck 17 ft wide.

Who owns Magnolia Gardens over Creek?

It is owned by the County Highway Agency.