US Bridges

Gum Springs Road over Dobbs Creek

Good

Simpson County, Mississippi · Sec 19 T 2N R 4E B · Structure no. SA6400000000080

Built
1981
44 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
164 ft
5 main spans
Daily traffic
240
2022 count
Owner
County
County Highway Agency

About this bridge

Gum Springs Road over Dobbs Creek is a prestressed concrete stringer/multi-beam or girder carrying Gum Springs Road over Dobbs Creek in Simpson County, Mississippi. It was built in 1981, so it is 44 years old, older 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 240 vehicles a day, roughly 8% of them trucks, projected to reach 360 by 2042. The structure is 164 ft (50 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGum Springs Road
CrossesDobbs Creek
LocationSec 19 T 2N R 4E B
RouteCounty Highway 184
Coordinates31.99764, -89.924
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than 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 alignment6: Equal to present minimum criteria
Operating rating66.7 US tons
Inventory rating40.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 15
Structure length164 ft (50 m)
Longest span40 ft (12.2 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (2022)
Projected traffic360 by 2042
Trucks8%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Gum Springs Road over Dobbs Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Gum Springs Road over Dobbs 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 April 2023.

How much traffic does Gum Springs Road over Dobbs Creek carry?

About 240 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Gum Springs Road over Dobbs Creek?

The structure is 164 ft (50 m) long with a longest span of 40 ft (12.2 m) and a deck 29 ft wide.

Who owns Gum Springs Road over Dobbs Creek?

It is owned by the County Highway Agency.