US Bridges

SR-235 over S4

Good

Montgomery County, Ohio · SR4 Underpass Ramp · Structure no. 5709792

Built
1987
38 years old, rebuilt 2018
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
137 ft
3 main spans
Daily traffic
14,000
2018 count
Owner
State
State Highway Agency

About this bridge

SR-235 over S4 is a prestressed concrete continuous box beam or girders - multiple carrying SR-235 over S4 in Montgomery County, Ohio. It was built in 1987 and reconstructed in 2018, so it is 38 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 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 14,000 vehicles a day, roughly 10% of them trucks, projected to reach 13,020 by 2038. The structure is 137 ft (41.8 m) long and 42 ft wide.

CarriesSR-235
CrossesS4
LocationSR4 Underpass Ramp
RouteState Highway 235
StateOhio
Coordinates39.86697, -84.05526
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating107.1 US tons
Inventory rating64.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length137 ft (41.8 m)
Longest span45 ft (13.6 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,000 (2018)
Projected traffic13,020 by 2038
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR-235 over S4 built?

It was built in 1987, making it 38 years old in 2025. It was reconstructed in 2018.

What condition is SR-235 over S4 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 August 2023.

How much traffic does SR-235 over S4 carry?

About 14,000 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is SR-235 over S4?

The structure is 137 ft (41.8 m) long with a longest span of 45 ft (13.6 m) and a deck 42 ft wide.

Who owns SR-235 over S4?

It is owned by the State Highway Agency.