US Bridges

Linn Dockery Road over Jones Bayou

PoorClosed to traffic

Sunflower County, Mississippi · Sec 17 T21N R 4W · Structure no. SA6700000000112

Built
1977
48 years old
Condition
Poor
inspected December 2024
Type
Channel Beam
Concrete
Length
95 ft
5 main spans
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

Linn Dockery Road over Jones Bayou is a concrete channel beam carrying Linn Dockery Road over Jones Bayou in Sunflower County, Mississippi. It was built in 1977, so it is 48 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 0 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 30 vehicles a day, roughly 8% of them trucks, projected to reach 45 by 2044. The structure is 95 ft (29 m) long and 25 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesLinn Dockery Road
CrossesJones Bayou
LocationSec 17 T21N R 4W
RouteCounty Highway 322
Coordinates33.66989, -90.62358
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck0 FailedOut of service and beyond corrective action.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure0 FailedOut of service and beyond corrective action.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourUnknown foundation; not evaluated for scour
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy0: Immediate repair necessary to put back in service
Approach roadway alignment0: Immediate repair necessary to put back in service
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadH 15
Structure length95 ft (29 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 traffic30 (2024)
Projected traffic45 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$500,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Linn Dockery Road over Jones Bayou built?

It was built in 1977, making it 48 years old in 2025.

What condition is Linn Dockery Road over Jones Bayou in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2024.

How much traffic does Linn Dockery Road over Jones Bayou carry?

About 30 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Linn Dockery Road over Jones Bayou?

The structure is 95 ft (29 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Linn Dockery Road over Jones Bayou?

It is owned by the County Highway Agency.