US Bridges

Raplh ST over Drainage Ditch

Good

Natchitoches Parish, Louisiana · 0.3 Mi. North of LA 494 · Structure no. 083531455930371

Built
2000
25 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
27 ft
3 main spans
Daily traffic
52
2022 count
Owner
County
County Highway Agency

About this bridge

Raplh ST over Drainage Ditch is a concrete culvert carrying Raplh ST over Drainage Ditch in Natchitoches Parish, Louisiana. It was built in 2000, so it is 25 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 52 vehicles a day, projected to reach 57 by 2042. The structure is 27 ft (8.2 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRaplh ST
CrossesDrainage Ditch
Location0.3 Mi. North of LA 494
RouteCounty Highway 0
Coordinates31.75795, -93.0632
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
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 alignment7: Better than present minimum criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span8 ft (2.4 m)
Deck width40 ft (12.2 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52 (2022)
Projected traffic57 by 2042
Trucks—
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 Raplh ST over Drainage Ditch built?

It was built in 2000, making it 25 years old in 2025.

What condition is Raplh ST over Drainage Ditch 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 January 2025.

How much traffic does Raplh ST over Drainage Ditch carry?

About 52 vehicles per day (2022 count).

How long is Raplh ST over Drainage Ditch?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m) and a deck 40 ft wide.

Who owns Raplh ST over Drainage Ditch?

It is owned by the County Highway Agency.