US Bridges

HWY 41 Spur over Gum Creek

Good

St. Tammany Parish, Louisiana · 1.06 Mi. E. of LA 41 · Structure no. 625200000620013

Built
2021
4 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete
Length
140 ft
7 main spans
Daily traffic
1,325
2015 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

HWY 41 Spur over Gum Creek is a concrete slab carrying HWY 41 Spur over Gum Creek in St. Tammany Parish, Louisiana. It was built in 2021, so it is 4 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,325 vehicles a day, roughly 12% of them trucks, projected to reach 1,457 by 2035. The structure is 140 ft (42.7 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesHWY 41 Spur
CrossesGum Creek
Location1.06 Mi. E. of LA 41
RouteCounty Highway 0
CountySt. Tammany Parish
StateLouisiana
Coordinates30.37991, -89.75075
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating64.6 US tons
Inventory rating49.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadGreater than HL 93
Structure length140 ft (42.7 m)
Longest span20 ft (6.1 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,325 (2015)
Projected traffic1,457 by 2035
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 HWY 41 Spur over Gum Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is HWY 41 Spur over Gum 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 October 2023.

How much traffic does HWY 41 Spur over Gum Creek carry?

About 1,325 vehicles per day (2015 count), of which roughly 12% are trucks.

How long is HWY 41 Spur over Gum Creek?

The structure is 140 ft (42.7 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns HWY 41 Spur over Gum Creek?

It is owned by the Town or Township Highway Agency.