US Bridges

I-77 SB Hov Ramp over I-85

Good

Mecklenburg County, North Carolina · I-77 near Lasalle St. · Structure no. 000000001191344

Built
2019
6 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
243 ft
2 main spans
Daily traffic
65,000
2022 count
Owner
State
State Highway Agency

About this bridge

I-77 SB Hov Ramp over I-85 is a prestressed concrete stringer/multi-beam or girder carrying I-77 SB Hov Ramp over I-85 in Mecklenburg County, North Carolina. It was built in 2019, so it is 6 years old, younger than the North Carolina average of 38.7 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 65,000 vehicles a day, roughly 16% of them trucks, projected to reach 130,000 by 2040. The structure is 243 ft (74 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-77 SB Hov Ramp
CrossesI-85
LocationI-77 near Lasalle St.
RouteInterstate 77
Coordinates35.27299, -80.84431
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMarch 2024
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 rating86 US tons
Inventory rating54.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 10
Structure length243 ft (74 m)
Longest span122 ft (37.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65,000 (2022)
Projected traffic130,000 by 2040
Trucks16%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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-77 SB Hov Ramp over I-85 built?

It was built in 2019, making it 6 years old in 2025.

What condition is I-77 SB Hov Ramp over I-85 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 March 2024.

How much traffic does I-77 SB Hov Ramp over I-85 carry?

About 65,000 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is I-77 SB Hov Ramp over I-85?

The structure is 243 ft (74 m) long with a longest span of 122 ft (37.1 m) and a deck 33 ft wide.

Who owns I-77 SB Hov Ramp over I-85?

It is owned by the State Highway Agency.