US Bridges

US0084 over West Prong Hemp Creek

Good

La Salle Parish, Louisiana · .2 MI West of LA 127 · Structure no. 583000220502731

Built
1956
69 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
6,905
2021 count
Owner
State
State Highway Agency

About this bridge

US0084 over West Prong Hemp Creek is a concrete slab carrying US0084 over West Prong Hemp Creek in La Salle Parish, Louisiana. It was built in 1956, so it is 69 years old, older 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 6,905 vehicles a day, roughly 20% of them trucks, projected to reach 7,595 by 2041. The structure is 80 ft (24.4 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS0084
CrossesWest Prong Hemp Creek
Location.2 MI West of LA 127
RouteU.S. Route 84
Coordinates31.6847, -92.1362
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38 US tons
Inventory rating22 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width39 ft (11.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,905 (2021)
Projected traffic7,595 by 2041
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$412,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US0084 over West Prong Hemp Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is US0084 over West Prong Hemp 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 August 2024.

How much traffic does US0084 over West Prong Hemp Creek carry?

About 6,905 vehicles per day (2021 count), of which roughly 20% are trucks.

How long is US0084 over West Prong Hemp Creek?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 39 ft wide.

Who owns US0084 over West Prong Hemp Creek?

It is owned by the State Highway Agency.