US Bridges

Seven Mile RD over Peters Creek

Good

Washington Parish, Louisiana · 1.0 Miles North of LA 10 · Structure no. 625900000109082

Built
2010
15 years old
Condition
Good
inspected February 2024
Type
Slab
Concrete
Length
79 ft
4 main spans
Daily traffic
710
2020 count
Owner
County
County Highway Agency

About this bridge

Seven Mile RD over Peters Creek is a concrete slab carrying Seven Mile RD over Peters Creek in Washington Parish, Louisiana. It was built in 2010, so it is 15 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 710 vehicles a day, projected to reach 781 by 2040. The structure is 79 ft (24.1 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSeven Mile RD
CrossesPeters Creek
Location1.0 Miles North of LA 10
RouteCounty Highway 0
Coordinates30.86073, -89.94719
Functional classUrban Local

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 protection7 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
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 rating50.4 US tons
Inventory rating38.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length79 ft (24.1 m)
Longest span19 ft (5.8 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic710 (2020)
Projected traffic781 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Seven Mile RD over Peters Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Seven Mile RD over Peters 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 Seven Mile RD over Peters Creek carry?

About 710 vehicles per day (2020 count).

How long is Seven Mile RD over Peters Creek?

The structure is 79 ft (24.1 m) long with a longest span of 19 ft (5.8 m) and a deck 30 ft wide.

Who owns Seven Mile RD over Peters Creek?

It is owned by the County Highway Agency.