US Bridges

Sligo RD over Foxskin Bayou

Fair

Bossier Parish, Louisiana · 0.80 MI W of LA 157 · Structure no. 040800000000183

Built
2019
6 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete
Length
180 ft
9 main spans
Daily traffic
2,000
2020 count
Owner
County
County Highway Agency

About this bridge

Sligo RD over Foxskin Bayou is a concrete slab carrying Sligo RD over Foxskin Bayou in Bossier Parish, Louisiana. It was built in 2019, so it is 6 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.

It carries about 2,000 vehicles a day, projected to reach 2,200 by 2040. The structure is 180 ft (54.9 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesSligo RD
CrossesFoxskin Bayou
Location0.80 MI W of LA 157
RouteCounty Highway 0
CountyBossier Parish
StateLouisiana
Coordinates32.46831, -93.5238
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating57.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans9
Design loadGreater than HL 93
Structure length180 ft (54.9 m)
Longest span20 ft (6.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2020)
Projected traffic2,200 by 2040
Trucks—
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

OwnerCounty Highway Agency
Maintained byCounty 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 Sligo RD over Foxskin Bayou built?

It was built in 2019, making it 6 years old in 2025.

What condition is Sligo RD over Foxskin Bayou 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 December 2024.

How much traffic does Sligo RD over Foxskin Bayou carry?

About 2,000 vehicles per day (2020 count).

How long is Sligo RD over Foxskin Bayou?

The structure is 180 ft (54.9 m) long with a longest span of 20 ft (6.1 m) and a deck 33 ft wide.

Who owns Sligo RD over Foxskin Bayou?

It is owned by the County Highway Agency.