US Bridges

River Road over Small Drain

Good

Amite County, Mississippi · Sec 33 T 2N R 5E · Structure no. SA0300000000082

Built
2001
24 years old
Condition
Good
inspected January 2023
Type
Channel Beam
Concrete
Length
81 ft
3 main spans
Daily traffic
75
2021 count
Owner
County
County Highway Agency

About this bridge

River Road over Small Drain is a concrete channel beam carrying River Road over Small Drain in Amite County, Mississippi. It was built in 2001, so it is 24 years old, younger than the Mississippi average of 38.9 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 75 vehicles a day, projected to reach 112 by 2043. The structure is 81 ft (24.7 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRiver Road
CrossesSmall Drain
LocationSec 33 T 2N R 5E
RouteCounty Highway 83
Coordinates31.08742, -90.71078
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.2 US tons
Inventory rating46.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length81 ft (24.7 m)
Longest span31 ft (9.5 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2021)
Projected traffic112 by 2043
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 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 River Road over Small Drain built?

It was built in 2001, making it 24 years old in 2025.

What condition is River Road over Small Drain 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 2023.

How much traffic does River Road over Small Drain carry?

About 75 vehicles per day (2021 count).

How long is River Road over Small Drain?

The structure is 81 ft (24.7 m) long with a longest span of 31 ft (9.5 m) and a deck 25 ft wide.

Who owns River Road over Small Drain?

It is owned by the County Highway Agency.