US Bridges

Souvenir Gate Rd. over Mine Branch Coulee

Fair

Lafayette Parish, Louisiana · 0.2 MI SW of Brookside DR · Structure no. 032830131920221

Built
1970
55 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
49 ft
1 main span
Daily traffic
900
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Souvenir Gate Rd. over Mine Branch Coulee is a steel stringer/multi-beam or girder carrying Souvenir Gate Rd. over Mine Branch Coulee in Lafayette Parish, Louisiana. It was built in 1970, so it is 55 years old, older 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.

It carries about 900 vehicles a day, projected to reach 990 by 2040. The structure is 49 ft (14.9 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSouvenir Gate Rd.
CrossesMine Branch Coulee
Location0.2 MI SW of Brookside DR
RouteCounty Highway 0
CountyLafayette Parish
StateLouisiana
Coordinates30.2179, -92.03659
Functional classUrban Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating15 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length49 ft (14.9 m)
Longest span49 ft (14.9 m)
Deck width36 ft (11 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2020)
Projected traffic990 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Souvenir Gate Rd. over Mine Branch Coulee built?

It was built in 1970, making it 55 years old in 2025.

What condition is Souvenir Gate Rd. over Mine Branch Coulee 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 2024.

How much traffic does Souvenir Gate Rd. over Mine Branch Coulee carry?

About 900 vehicles per day (2020 count).

How long is Souvenir Gate Rd. over Mine Branch Coulee?

The structure is 49 ft (14.9 m) long with a longest span of 49 ft (14.9 m) and a deck 36 ft wide.

Who owns Souvenir Gate Rd. over Mine Branch Coulee?

It is owned by the City or Municipal Highway Agency.