US Bridges

SR 30 over US 45

Good

Prentiss County, Mississippi · SR 30E over US 45 · Structure no. 31000300590643A

Built
2011
14 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
362 ft
4 main spans
Daily traffic
2,850
2023 count
Owner
State
State Highway Agency

About this bridge

SR 30 over US 45 is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 30 over US 45 in Prentiss County, Mississippi. It was built in 2011, so it is 14 years old, younger 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 2,850 vehicles a day, roughly 16% of them trucks, projected to reach 2,850 by 2043. The structure is 362 ft (110.4 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 30
CrossesUS 45
LocationSR 30E over US 45
RouteState Highway 30
Coordinates34.62886, -88.60269
Functional classUrban 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating34 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length362 ft (110.4 m)
Longest span90 ft (27.4 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,850 (2023)
Projected traffic2,850 by 2043
Trucks16%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 30 over US 45 built?

It was built in 2011, making it 14 years old in 2025.

What condition is SR 30 over US 45 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 October 2023.

How much traffic does SR 30 over US 45 carry?

About 2,850 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is SR 30 over US 45?

The structure is 362 ft (110.4 m) long with a longest span of 90 ft (27.4 m) and a deck 43 ft wide.

Who owns SR 30 over US 45?

It is owned by the State Highway Agency.