US Bridges

I 20 over Noblin Bridge Road

Good

Rankin County, Mississippi · 3.3 MI E SR 43 · Structure no. 11000200610723A

Built
1965
60 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
155 ft
3 main spans
Daily traffic
13,500
2023 count
Owner
State
State Highway Agency

About this bridge

I 20 over Noblin Bridge Road is a prestressed concrete stringer/multi-beam or girder carrying I 20 over Noblin Bridge Road in Rankin County, Mississippi. It was built in 1965, so it is 60 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 13,500 vehicles a day, roughly 35% of them trucks, projected to reach 15,000 by 2043. The structure is 155 ft (47.2 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 20
CrossesNoblin Bridge Road
Location3.3 MI E SR 43
RouteInterstate 20
Coordinates32.29239, -89.74685
Functional classRural Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.3 US tons
Inventory rating38.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length155 ft (47.2 m)
Longest span51 ft (15.5 m)
Deck width42 ft (12.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,500 (2023)
Projected traffic15,000 by 2043
Trucks35%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 20 over Noblin Bridge Road built?

It was built in 1965, making it 60 years old in 2025.

What condition is I 20 over Noblin Bridge Road 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 December 2024.

How much traffic does I 20 over Noblin Bridge Road carry?

About 13,500 vehicles per day (2023 count), of which roughly 35% are trucks.

How long is I 20 over Noblin Bridge Road?

The structure is 155 ft (47.2 m) long with a longest span of 51 ft (15.5 m) and a deck 42 ft wide.

Who owns I 20 over Noblin Bridge Road?

It is owned by the State Highway Agency.