US Bridges

T-64 over Chillicothe O NF Massies

Good

Clark County, Ohio · 20FT West Col Cinn RD · Structure no. 1255800

Built
1968
57 years old, rebuilt 2021
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
44 ft
1 main span
Daily traffic
217
2015 count
Owner
County
County Highway Agency

About this bridge

T-64 over Chillicothe O NF Massies is a steel stringer/multi-beam or girder carrying T-64 over Chillicothe O NF Massies in Clark County, Ohio. It was built in 1968 and reconstructed in 2021, 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 217 vehicles a day, roughly 8% of them trucks, projected to reach 301 by 2035. The structure is 44 ft (13.4 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT-64
CrossesChillicothe O NF Massies
Location20FT West Col Cinn RD
RouteCounty Highway T0064
StateOhio
Coordinates39.78129, -83.72582
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating58.2 US tons
Inventory rating44.6 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length44 ft (13.4 m)
Longest span43 ft (13.1 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic217 (2015)
Projected traffic301 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 T-64 over Chillicothe O NF Massies built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2021.

What condition is T-64 over Chillicothe O NF Massies 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 November 2024.

How much traffic does T-64 over Chillicothe O NF Massies carry?

About 217 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is T-64 over Chillicothe O NF Massies?

The structure is 44 ft (13.4 m) long with a longest span of 43 ft (13.1 m) and a deck 24 ft wide.

Who owns T-64 over Chillicothe O NF Massies?

It is owned by the County Highway Agency.