US Bridges

Philadelphia DR over Stillwater Rvr. (scenic)

Good

Montgomery County, Ohio · 1.27 Miles North of SR48 · Structure no. 5730007

Built
1968
57 years old, rebuilt 2022
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
300 ft
4 main spans
Daily traffic
6,100
2021 count
Owner
County
County Highway Agency

About this bridge

Philadelphia DR over Stillwater Rvr. (scenic) is a prestressed concrete box beam or girders - multiple carrying Philadelphia DR over Stillwater Rvr. (scenic) in Montgomery County, Ohio. It was built in 1968 and reconstructed in 2022, so it is 57 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 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 6,100 vehicles a day, roughly 5% of them trucks, projected to reach 6,400 by 2041. The structure is 300 ft (91.4 m) long and 49 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesPhiladelphia DR
CrossesStillwater Rvr. (scenic)
Location1.27 Miles North of SR48
RouteCounty Highway C0159
StateOhio
Coordinates39.83687, -84.23235
Functional classUrban Collector

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating90.7 US tons
Inventory rating63.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length300 ft (91.4 m)
Longest span73 ft (22.2 m)
Deck width49 ft (14.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,100 (2021)
Projected traffic6,400 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 Philadelphia DR over Stillwater Rvr. (scenic) built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2022.

What condition is Philadelphia DR over Stillwater Rvr. (scenic) 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 July 2024.

How much traffic does Philadelphia DR over Stillwater Rvr. (scenic) carry?

About 6,100 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Philadelphia DR over Stillwater Rvr. (scenic)?

The structure is 300 ft (91.4 m) long with a longest span of 73 ft (22.2 m) and a deck 49 ft wide.

Who owns Philadelphia DR over Stillwater Rvr. (scenic)?

It is owned by the County Highway Agency.