US Bridges

Fortification ST over Icgrr - Mill Street

FairPosted for load

Hinds County, Mississippi · Sec 3 T 5N R 1E · Structure no. SA2500000000106

Built
1973
52 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,133 ft
11 main spans
Daily traffic
11,000
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

Fortification ST over Icgrr - Mill Street is a steel continuous stringer/multi-beam or girder carrying Fortification ST over Icgrr - Mill Street in Hinds County, Mississippi. It was built in 1973, so it is 52 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 6 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 11,000 vehicles a day, roughly 8% of them trucks, projected to reach 16,500 by 2044. The structure is 1,133 ft (345.3 m) long and 64 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFortification ST
CrossesIcgrr - Mill Street
LocationSec 3 T 5N R 1E
RouteCity Street 7285
Coordinates32.31214, -90.19273
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.3 US tons
Inventory rating21.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length1,133 ft (345.3 m)
Longest span80 ft (24.4 m)
Deck width64 ft (19.6 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deck24 ft (7.3 m)

Traffic and service

Average daily traffic11,000 (2013)
Projected traffic16,500 by 2044
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$6 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Fortification ST over Icgrr - Mill Street built?

It was built in 1973, making it 52 years old in 2025.

What condition is Fortification ST over Icgrr - Mill Street 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 March 2024.

How much traffic does Fortification ST over Icgrr - Mill Street carry?

About 11,000 vehicles per day (2013 count), of which roughly 8% are trucks.

How long is Fortification ST over Icgrr - Mill Street?

The structure is 1,133 ft (345.3 m) long with a longest span of 80 ft (24.4 m) and a deck 64 ft wide.

Who owns Fortification ST over Icgrr - Mill Street?

It is owned by the City or Municipal Highway Agency.