US Bridges

8th ST over Richards Gully

FairPosted for load

St. Landry Parish, Louisiana · 0.3 MI N of US 190 · Structure no. 034930296922431

Built
1970
55 years old, rebuilt 2000
Condition
Fair
inspected April 2023
Type
Slab
Concrete
Length
38 ft
2 main spans
Daily traffic
1,200
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

8th ST over Richards Gully is a concrete slab carrying 8th ST over Richards Gully in St. Landry Parish, Louisiana. It was built in 1970 and reconstructed in 2000, 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 5 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 1,200 vehicles a day, projected to reach 1,320 by 2040. The structure is 38 ft (11.6 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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Carries8th ST
CrossesRichards Gully
Location0.3 MI N of US 190
RouteCounty Highway 0
CountySt. Landry Parish
StateLouisiana
Coordinates30.49904, -92.4234
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25.7 US tons
Inventory rating14.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span19 ft (5.8 m)
Deck width33 ft (10.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2020)
Projected traffic1,320 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 8th ST over Richards Gully built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2000.

What condition is 8th ST over Richards Gully 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 April 2023.

How much traffic does 8th ST over Richards Gully carry?

About 1,200 vehicles per day (2020 count).

How long is 8th ST over Richards Gully?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 33 ft wide.

Who owns 8th ST over Richards Gully?

It is owned by the City or Municipal Highway Agency.