US Bridges

Shoup Mill Road over Stillwater River

Fair

Montgomery County, Ohio · 0.5 MI E of SR48 · Structure no. 5761611

Built
1967
58 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
245 ft
3 main spans
Daily traffic
13,245
2015 count
Owner
County
County Highway Agency

About this bridge

Shoup Mill Road over Stillwater River is a steel continuous stringer/multi-beam or girder carrying Shoup Mill Road over Stillwater River in Montgomery County, Ohio. It was built in 1967, so it is 58 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 13,245 vehicles a day, roughly 8% of them trucks, projected to reach 18,384 by 2035. The structure is 245 ft (74.7 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesShoup Mill Road
CrossesStillwater River
Location0.5 MI E of SR48
RouteCity Street 74
CountyMontgomery County
StateOhio
Coordinates39.81375, -84.21779
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length245 ft (74.7 m)
Longest span92 ft (28 m)
Deck width34 ft (10.5 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,245 (2015)
Projected traffic18,384 by 2035
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Shoup Mill Road over Stillwater River built?

It was built in 1967, making it 58 years old in 2025.

What condition is Shoup Mill Road over Stillwater River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does Shoup Mill Road over Stillwater River carry?

About 13,245 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Shoup Mill Road over Stillwater River?

The structure is 245 ft (74.7 m) long with a longest span of 92 ft (28 m) and a deck 34 ft wide.

Who owns Shoup Mill Road over Stillwater River?

It is owned by the County Highway Agency.