US Bridges

SR-117 over Town Run Creek

Good

Mercer County, Ohio · 1.81MI. E. of Jct. SR-118 · Structure no. 5401208

Built
1961
64 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete Continuous
Length
68 ft
3 main spans
Daily traffic
96
2015 count
Owner
State
State Highway Agency

About this bridge

SR-117 over Town Run Creek is a concrete continuous slab carrying SR-117 over Town Run Creek in Mercer County, Ohio. It was built in 1961, so it is 64 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 96 vehicles a day, roughly 17% of them trucks, projected to reach 133 by 2035. The structure is 68 ft (20.7 m) long and 36 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesSR-117
CrossesTown Run Creek
Location1.81MI. E. of Jct. SR-118
RouteState Highway 117
CountyMercer County
StateOhio
Coordinates40.70496, -84.61419
Functional classRural Major Collector

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating35.1 US tons
Inventory rating26.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length68 ft (20.7 m)
Longest span25 ft (7.6 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96 (2015)
Projected traffic133 by 2035
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR-117 over Town Run Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is SR-117 over Town Run Creek 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 SR-117 over Town Run Creek carry?

About 96 vehicles per day (2015 count), of which roughly 17% are trucks.

How long is SR-117 over Town Run Creek?

The structure is 68 ft (20.7 m) long with a longest span of 25 ft (7.6 m) and a deck 36 ft wide.

Who owns SR-117 over Town Run Creek?

It is owned by the State Highway Agency.