US Bridges

77 Rmp 8 to 21 SB over Ir 77 SB

Good

Summit County, Ohio · 0.54 Mis of SR 21 · Structure no. 7704070

Built
2007
18 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
169 ft
1 main span
Daily traffic
2,000
1970 count
Owner
State
State Highway Agency

About this bridge

77 Rmp 8 to 21 SB over Ir 77 SB is a steel stringer/multi-beam or girder carrying 77 Rmp 8 to 21 SB over Ir 77 SB in Summit County, Ohio. It was built in 2007, so it is 18 years old, younger than the Ohio average of 47.3 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 2,000 vehicles a day, roughly 20% of them trucks, projected to reach 35,531 by 1990. The structure is 169 ft (51.5 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries77 Rmp 8 to 21 SB
CrossesIr 77 SB
Location0.54 Mis of SR 21
RouteInterstate 77
StateOhio
Coordinates41.12045, -81.65031
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.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating32.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length169 ft (51.5 m)
Longest span169 ft (51.5 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (1970)
Projected traffic35,531 by 1990
Trucks20%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 77 Rmp 8 to 21 SB over Ir 77 SB built?

It was built in 2007, making it 18 years old in 2025.

What condition is 77 Rmp 8 to 21 SB over Ir 77 SB 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 May 2024.

How much traffic does 77 Rmp 8 to 21 SB over Ir 77 SB carry?

About 2,000 vehicles per day (1970 count), of which roughly 20% are trucks.

How long is 77 Rmp 8 to 21 SB over Ir 77 SB?

The structure is 169 ft (51.5 m) long with a longest span of 169 ft (51.5 m) and a deck 29 ft wide.

Who owns 77 Rmp 8 to 21 SB over Ir 77 SB?

It is owned by the State Highway Agency.