US Bridges

US35 WB over I70

Good

Preble County, Ohio · Over I70 · Structure no. 6800033

Built
1962
63 years old, rebuilt 2024
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
310 ft
4 main spans
Daily traffic
819
2015 count
Owner
State
State Highway Agency

About this bridge

US35 WB over I70 is a steel continuous stringer/multi-beam or girder carrying US35 WB over I70 in Preble County, Ohio. It was built in 1962 and reconstructed in 2024, so it is 63 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 819 vehicles a day, roughly 23% of them trucks, projected to reach 1,137 by 2035. The structure is 310 ft (94.5 m) long and 30 ft wide.

CarriesUS35 WB
CrossesI70
LocationOver I70
RouteU.S. Route 35
StateOhio
Coordinates39.82824, -84.77992
Functional classRural 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 inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89 US tons
Inventory rating53.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length310 ft (94.5 m)
Longest span93 ft (28.3 m)
Deck width30 ft (9.2 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic819 (2015)
Projected traffic1,137 by 2035
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 US35 WB over I70 built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2024.

What condition is US35 WB over I70 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 2024.

How much traffic does US35 WB over I70 carry?

About 819 vehicles per day (2015 count), of which roughly 23% are trucks.

How long is US35 WB over I70?

The structure is 310 ft (94.5 m) long with a longest span of 93 ft (28.3 m) and a deck 30 ft wide.

Who owns US35 WB over I70?

It is owned by the State Highway Agency.