US Bridges

CR 145 over Norfolk Southern RR

FairPosted for load

Alcorn County, Mississippi · Sec 36 T 1S R 7E · Structure no. SA0200000000017

Built
1955
70 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
182 ft
5 main spans
Daily traffic
3,500
2015 count
Owner
County
County Highway Agency

About this bridge

CR 145 over Norfolk Southern RR is a steel stringer/multi-beam or girder carrying CR 145 over Norfolk Southern RR in Alcorn County, Mississippi. It was built in 1955, so it is 70 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: posted for load restriction.

It carries about 3,500 vehicles a day, roughly 15% of them trucks, projected to reach 5,400 by 2035. The structure is 182 ft (55.5 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCR 145
CrossesNorfolk Southern RR
LocationSec 36 T 1S R 7E
RouteCity Street 3022
CountyAlcorn County
StateMississippi
Coordinates34.94972, -88.52082
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating24.7 US tons
Inventory rating14.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length182 ft (55.5 m)
Longest span60 ft (18.3 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2015)
Projected traffic5,400 by 2035
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.1 mi (5 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$539,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was CR 145 over Norfolk Southern RR built?

It was built in 1955, making it 70 years old in 2025.

What condition is CR 145 over Norfolk Southern 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 February 2023.

How much traffic does CR 145 over Norfolk Southern RR carry?

About 3,500 vehicles per day (2015 count), of which roughly 15% are trucks.

How long is CR 145 over Norfolk Southern RR?

The structure is 182 ft (55.5 m) long with a longest span of 60 ft (18.3 m) and a deck 26 ft wide.

Who owns CR 145 over Norfolk Southern RR?

It is owned by the County Highway Agency.