US Bridges

River RD over Bayou-Relief

Good

Jackson County, Mississippi · Sec 15 T 7S R 6W · Structure no. SA3000000000104

Built
2004
21 years old
Condition
Good
inspected February 2024
Type
Channel Beam
Concrete
Length
62 ft
2 main spans
Daily traffic
5,000
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

River RD over Bayou-Relief is a concrete channel beam carrying River RD over Bayou-Relief in Jackson County, Mississippi. It was built in 2004, so it is 21 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 5,000 vehicles a day, roughly 10% of them trucks, projected to reach 6,000 by 2044. The structure is 62 ft (18.8 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRiver RD
CrossesBayou-Relief
LocationSec 15 T 7S R 6W
RouteCity Street 303
Coordinates30.39087, -88.54615
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.6 US tons
Inventory rating41.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length62 ft (18.8 m)
Longest span31 ft (9.4 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2024)
Projected traffic6,000 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was River RD over Bayou-Relief built?

It was built in 2004, making it 21 years old in 2025.

What condition is River RD over Bayou-Relief 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 River RD over Bayou-Relief carry?

About 5,000 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is River RD over Bayou-Relief?

The structure is 62 ft (18.8 m) long with a longest span of 31 ft (9.4 m) and a deck 31 ft wide.

Who owns River RD over Bayou-Relief?

It is owned by the City or Municipal Highway Agency.