US Bridges

Jasper Co. 20 over Tallahoma Creek

FairPosted for load

Jasper County, Mississippi · Sec 7 T 3N R11E B · Structure no. SA3100000000063

Built
1971
54 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
114 ft
6 main spans
Daily traffic
380
2023 count
Owner
County
County Highway Agency

About this bridge

Jasper Co. 20 over Tallahoma Creek is a concrete slab carrying Jasper Co. 20 over Tallahoma Creek in Jasper County, Mississippi. It was built in 1971, so it is 54 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 380 vehicles a day, roughly 20% of them trucks, projected to reach 570 by 2043. The structure is 114 ft (34.7 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesJasper Co. 20
CrossesTallahoma Creek
LocationSec 7 T 3N R11E B
RouteCounty Highway 1330
Coordinates32.11369, -89.21614
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating38.3 US tons
Inventory rating22.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length114 ft (34.7 m)
Longest span19 ft (5.8 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic380 (2023)
Projected traffic570 by 2043
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$1.1 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Jasper Co. 20 over Tallahoma Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Jasper Co. 20 over Tallahoma Creek 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 November 2024.

How much traffic does Jasper Co. 20 over Tallahoma Creek carry?

About 380 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is Jasper Co. 20 over Tallahoma Creek?

The structure is 114 ft (34.7 m) long with a longest span of 19 ft (5.8 m) and a deck 29 ft wide.

Who owns Jasper Co. 20 over Tallahoma Creek?

It is owned by the County Highway Agency.