US Bridges

Township Road 170 over Mckinney Creek

Good

Lawrence County, Ohio · 25 Ft W of Cty RD 36 · Structure no. 4451619

Built
2001
24 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
324
2015 count
Owner
County
County Highway Agency

About this bridge

Township Road 170 over Mckinney Creek is a steel stringer/multi-beam or girder carrying Township Road 170 over Mckinney Creek in Lawrence County, Ohio. It was built in 2001, so it is 24 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 324 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2035. The structure is 47 ft (14.3 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesTownship Road 170
CrossesMckinney Creek
Location25 Ft W of Cty RD 36
RouteCounty Highway T0170
CountyLawrence County
StateOhio
Coordinates38.49726, -82.45508
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.9 US tons
Inventory rating46.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span45 ft (13.7 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2015)
Projected traffic450 by 2035
Trucks7%
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 Township Road 170 over Mckinney Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is Township Road 170 over Mckinney 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 May 2024.

How much traffic does Township Road 170 over Mckinney Creek carry?

About 324 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Township Road 170 over Mckinney Creek?

The structure is 47 ft (14.3 m) long with a longest span of 45 ft (13.7 m) and a deck 20 ft wide.

Who owns Township Road 170 over Mckinney Creek?

It is owned by the County Highway Agency.