US Bridges

SR 15 over Tarlow Creek

Good

Newton County, Mississippi · 2.6 MI N SR 504 · Structure no. 310001505113040

Built
1970
55 years old
Condition
Good
inspected February 2025
Type
Slab
Concrete
Length
240 ft
12 main spans
Daily traffic
2,800
2023 count
Owner
State
State Highway Agency

About this bridge

SR 15 over Tarlow Creek is a concrete slab carrying SR 15 over Tarlow Creek in Newton County, Mississippi. It was built in 1970, so it is 55 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 2,800 vehicles a day, roughly 18% of them trucks, projected to reach 2,800 by 2043. The structure is 240 ft (73.2 m) long and 42 ft wide. If it were closed, the detour would be 41 mi (66 km).

CarriesSR 15
CrossesTarlow Creek
Location2.6 MI N SR 504
RouteState Highway 15
Coordinates32.29003, -89.14995
Functional classRural Minor Arterial

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 alignment8: Equal to present desirable criteria
Operating rating61.4 US tons
Inventory rating36.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans12
Design loadHS 20
Structure length240 ft (73.2 m)
Longest span20 ft (6.1 m)
Deck width42 ft (12.7 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2023)
Projected traffic2,800 by 2043
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed41 mi (66 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 15 over Tarlow Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is SR 15 over Tarlow 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 February 2025.

How much traffic does SR 15 over Tarlow Creek carry?

About 2,800 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is SR 15 over Tarlow Creek?

The structure is 240 ft (73.2 m) long with a longest span of 20 ft (6.1 m) and a deck 42 ft wide.

Who owns SR 15 over Tarlow Creek?

It is owned by the State Highway Agency.