US Bridges

Sparrow RD over Trout Creek

Good

La Salle Parish, Louisiana · 0.5 Miles North of LA 8 · Structure no. 583000000700292

Built
2013
12 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
24 ft
3 main spans
Daily traffic
300
2012 count
Owner
County
County Highway Agency

About this bridge

Sparrow RD over Trout Creek is a concrete culvert carrying Sparrow RD over Trout Creek in La Salle Parish, Louisiana. It was built in 2013, so it is 12 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 300 vehicles a day, roughly 1% of them trucks, projected to reach 330 by 2032. The structure is 24 ft (7.3 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSparrow RD
CrossesTrout Creek
Location0.5 Miles North of LA 8
RouteCounty Highway 0
Coordinates31.67718, -92.17909
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.8 US tons
Inventory rating32.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span7 ft (2.1 m)
Deck width40 ft (12.2 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2012)
Projected traffic330 by 2032
Trucks1%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sparrow RD over Trout Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is Sparrow RD over Trout 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 February 2024.

How much traffic does Sparrow RD over Trout Creek carry?

About 300 vehicles per day (2012 count), of which roughly 1% are trucks.

How long is Sparrow RD over Trout Creek?

The structure is 24 ft (7.3 m) long with a longest span of 7 ft (2.1 m) and a deck 40 ft wide.

Who owns Sparrow RD over Trout Creek?

It is owned by the County Highway Agency.