US Bridges

SR 178 over Town Creek

Fair

Union County, Mississippi · 1.2 MI W Pontotoc Cl · Structure no. 310017807307660

Built
1938
87 years old
Condition
Fair
inspected January 2024
Type
Tee Beam
Concrete
Length
97 ft
3 main spans
Daily traffic
2,000
2023 count
Owner
State
State Highway Agency

About this bridge

SR 178 over Town Creek is a concrete tee beam carrying SR 178 over Town Creek in Union County, Mississippi. It was built in 1938, so it is 87 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: open, would be posted or closed except for temporary shoring.

It carries about 2,000 vehicles a day, roughly 11% of them trucks, projected to reach 2,000 by 2043. The structure is 97 ft (29.7 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 178
CrossesTown Creek
Location1.2 MI W Pontotoc Cl
RouteState Highway 178
CountyUnion County
StateMississippi
Coordinates34.37049, -88.8603
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, would be posted or closed except for temporary shoring
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating39.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length97 ft (29.7 m)
Longest span32 ft (9.9 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2023)
Projected traffic2,000 by 2043
Trucks11%
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

OwnerState Highway Agency
Maintained byState 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$921 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 178 over Town Creek built?

It was built in 1938, making it 87 years old in 2025.

What condition is SR 178 over Town 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 January 2024.

How much traffic does SR 178 over Town Creek carry?

About 2,000 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 178 over Town Creek?

The structure is 97 ft (29.7 m) long with a longest span of 32 ft (9.9 m) and a deck 27 ft wide.

Who owns SR 178 over Town Creek?

It is owned by the State Highway Agency.