US Bridges

Old Avera RD over Relief Channel

Fair

Greene County, Mississippi · Sec 25 T 5N R 6W B · Structure no. SA2100000000088

Built
1965
60 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Concrete
Length
171 ft
9 main spans
Daily traffic
350
2024 count
Owner
County
County Highway Agency

About this bridge

Old Avera RD over Relief Channel is a concrete channel beam carrying Old Avera RD over Relief Channel in Greene County, Mississippi. It was built in 1965, so it is 60 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 350 vehicles a day, roughly 20% of them trucks, projected to reach 495 by 2044. The structure is 171 ft (52.2 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesOld Avera RD
CrossesRelief Channel
LocationSec 25 T 5N R 6W B
RouteCounty Highway 298
Coordinates31.36931, -88.55456
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 alignment6: Equal to present minimum criteria
Operating rating43.5 US tons
Inventory rating26.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans9
Design loadH 15
Structure length171 ft (52.2 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.6 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2024)
Projected traffic495 by 2044
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$60,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Avera RD over Relief Channel built?

It was built in 1965, making it 60 years old in 2025.

What condition is Old Avera RD over Relief Channel in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Old Avera RD over Relief Channel carry?

About 350 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is Old Avera RD over Relief Channel?

The structure is 171 ft (52.2 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Old Avera RD over Relief Channel?

It is owned by the County Highway Agency.