US Bridges

Old HWY 11 over Thomas Ck

Fair

Jones County, Mississippi · Sec 11 T 6N R13W · Structure no. SA3400000000038

Built
1978
47 years old
Condition
Fair
inspected December 2024
Type
Channel Beam
Concrete
Length
38 ft
2 main spans
Daily traffic
60
2022 count
Owner
County
County Highway Agency

About this bridge

Old HWY 11 over Thomas Ck is a concrete channel beam carrying Old HWY 11 over Thomas Ck in Jones County, Mississippi. It was built in 1978, so it is 47 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 60 vehicles a day, roughly 6% of them trucks, projected to reach 90 by 2042. The structure is 38 ft (11.6 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOld HWY 11
CrossesThomas Ck
LocationSec 11 T 6N R13W
RouteCounty Highway 329
Coordinates31.49251, -89.27949
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39 US tons
Inventory rating23.4 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadH 15
Structure length38 ft (11.6 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2022)
Projected traffic90 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$250,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Old HWY 11 over Thomas Ck built?

It was built in 1978, making it 47 years old in 2025.

What condition is Old HWY 11 over Thomas Ck 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 December 2024.

How much traffic does Old HWY 11 over Thomas Ck carry?

About 60 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Old HWY 11 over Thomas Ck?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Old HWY 11 over Thomas Ck?

It is owned by the County Highway Agency.