US Bridges

I 110 Off Ramp over Percy Street

Good

Harrison County, Mississippi · 0.8 MI N US 90 · Structure no. 17001100240008A

Built
1988
37 years old
Condition
Good
inspected December 2023
Type
Segmental Box Girder
Prestressed Concrete Continuous
Length
740 ft
6 main spans
Daily traffic
3,500
2023 count
Owner
State
State Highway Agency

About this bridge

I 110 Off Ramp over Percy Street is a prestressed concrete continuous segmental box girder carrying I 110 Off Ramp over Percy Street in Harrison County, Mississippi. It was built in 1988, so it is 37 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,500 vehicles a day, roughly 18% of them trucks, projected to reach 3,500 by 2043. The structure is 740 ft (225.6 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 110 Off Ramp
CrossesPercy Street
Location0.8 MI N US 90
RouteInterstate 110
Coordinates30.40665, -88.89454
Functional classUrban 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeSegmental Box Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length740 ft (225.6 m)
Longest span140 ft (42.7 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2023)
Projected traffic3,500 by 2043
Trucks18%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 110 Off Ramp over Percy Street built?

It was built in 1988, making it 37 years old in 2025.

What condition is I 110 Off Ramp over Percy Street 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 2023.

How much traffic does I 110 Off Ramp over Percy Street carry?

About 3,500 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is I 110 Off Ramp over Percy Street?

The structure is 740 ft (225.6 m) long with a longest span of 140 ft (42.7 m) and a deck 29 ft wide.

Who owns I 110 Off Ramp over Percy Street?

It is owned by the State Highway Agency.