US Bridges

Old River RD Loop over Big Branch

Fair

Jackson County, Mississippi · Sec 36 T 5S R 7W · Structure no. SA3000000000042

Built
2006
19 years old, rebuilt 2020
Condition
Fair
inspected January 2025
Type
Channel Beam
Concrete
Length
76 ft
4 main spans
Daily traffic
260
2025 count
Owner
County
County Highway Agency

About this bridge

Old River RD Loop over Big Branch is a concrete channel beam carrying Old River RD Loop over Big Branch in Jackson County, Mississippi. It was built in 2006 and reconstructed in 2020, so it is 19 years old, younger 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 260 vehicles a day, roughly 10% of them trucks, projected to reach 500 by 2045. The structure is 76 ft (23.2 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesOld River RD Loop
CrossesBig Branch
LocationSec 36 T 5S R 7W
RouteCounty Highway 8089
Coordinates30.56611, -88.64065
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 alignment6: Equal to present minimum criteria
Operating rating79 US tons
Inventory rating47.4 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span19 ft (5.8 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2025)
Projected traffic500 by 2045
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Old River RD Loop over Big Branch built?

It was built in 2006, making it 19 years old in 2025. It was reconstructed in 2020.

What condition is Old River RD Loop over Big Branch 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 January 2025.

How much traffic does Old River RD Loop over Big Branch carry?

About 260 vehicles per day (2025 count), of which roughly 10% are trucks.

How long is Old River RD Loop over Big Branch?

The structure is 76 ft (23.2 m) long with a longest span of 19 ft (5.8 m) and a deck 29 ft wide.

Who owns Old River RD Loop over Big Branch?

It is owned by the County Highway Agency.