US Bridges

SR 15 over KCS RR

Fair

Neshoba County, Mississippi · 0.3 MI N SR 19 · Structure no. 310001505016960

Built
1975
50 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
157 ft
1 main span
Daily traffic
3,900
2023 count
Owner
State
State Highway Agency

About this bridge

SR 15 over KCS RR is a prestressed concrete stringer/multi-beam or girder carrying SR 15 over KCS RR in Neshoba County, Mississippi. It was built in 1975, so it is 50 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.

It carries about 3,900 vehicles a day, roughly 16% of them trucks, projected to reach 3,900 by 2043. The structure is 157 ft (47.9 m) long and 44 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

Location

Open in Google Maps
CarriesSR 15
CrossesKCS RR
Location0.3 MI N SR 19
RouteState Highway 15
CountyNeshoba County
StateMississippi
Coordinates32.8094, -89.11551
Functional classUrban Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.4 US tons
Inventory rating35.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length157 ft (47.9 m)
Longest span55 ft (16.8 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,900 (2023)
Projected traffic3,900 by 2043
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed37.3 mi (60 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 15 over KCS RR built?

It was built in 1975, making it 50 years old in 2025.

What condition is SR 15 over KCS RR 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 October 2023.

How much traffic does SR 15 over KCS RR carry?

About 3,900 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is SR 15 over KCS RR?

The structure is 157 ft (47.9 m) long with a longest span of 55 ft (16.8 m) and a deck 44 ft wide.

Who owns SR 15 over KCS RR?

It is owned by the State Highway Agency.