US Bridges

US 35 over Keowee Street

Good

Montgomery County, Ohio · .75MI.E. of Jct. SR-48 · Structure no. 5702526

Built
1970
55 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
175 ft
4 main spans
Daily traffic
61,984
2015 count
Owner
State
State Highway Agency

About this bridge

US 35 over Keowee Street is a steel continuous stringer/multi-beam or girder carrying US 35 over Keowee Street in Montgomery County, Ohio. It was built in 1970, so it is 55 years old, older 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 61,984 vehicles a day, roughly 4% of them trucks, projected to reach 86,034 by 2035. The structure is 175 ft (53.3 m) long and 161 ft wide.

CarriesUS 35
CrossesKeowee Street
Location.75MI.E. of Jct. SR-48
RouteU.S. Route 35
StateOhio
Coordinates39.75417, -84.17641
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating48.6 US tons
Inventory rating37.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length175 ft (53.3 m)
Longest span57 ft (17.4 m)
Deck width161 ft (49 m)
Roadway width155 ft (47.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic61,984 (2015)
Projected traffic86,034 by 2035
Trucks4%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 US 35 over Keowee Street built?

It was built in 1970, making it 55 years old in 2025.

What condition is US 35 over Keowee 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 November 2023.

How much traffic does US 35 over Keowee Street carry?

About 61,984 vehicles per day (2015 count), of which roughly 4% are trucks.

How long is US 35 over Keowee Street?

The structure is 175 ft (53.3 m) long with a longest span of 57 ft (17.4 m) and a deck 161 ft wide.

Who owns US 35 over Keowee Street?

It is owned by the State Highway Agency.