US Bridges

SR 178 over Gum Creek

Good

Itawamba County, Mississippi · 1.4 MI W SR 23 N · Structure no. 310017802911490

Built
2018
7 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
281 ft
1 main span
Daily traffic
1,400
2023 count
Owner
State
State Highway Agency

About this bridge

SR 178 over Gum Creek is a prestressed concrete stringer/multi-beam or girder carrying SR 178 over Gum Creek in Itawamba County, Mississippi. It was built in 2018, so it is 7 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,400 vehicles a day, roughly 11% of them trucks, projected to reach 1,400 by 2043. The structure is 281 ft (85.8 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR 178
CrossesGum Creek
Location1.4 MI W SR 23 N
RouteState Highway 178
Coordinates34.24519, -88.28679
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.1 US tons
Inventory rating41.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+5 approach)
Design loadHL 93
Structure length281 ft (85.8 m)
Longest span80 ft (24.4 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2023)
Projected traffic1,400 by 2043
Trucks11%
Lanes on structure20
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 178 over Gum Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is SR 178 over Gum Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does SR 178 over Gum Creek carry?

About 1,400 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 178 over Gum Creek?

The structure is 281 ft (85.8 m) long with a longest span of 80 ft (24.4 m) and a deck 39 ft wide.

Who owns SR 178 over Gum Creek?

It is owned by the State Highway Agency.