US Bridges

Sparta Road over Mile Creek

Good

Knox County, Ohio · 0.1 MI East of Mile Creek · Structure no. 4230418

Built
1960
65 years old, rebuilt 2002
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
828
2015 count
Owner
County
County Highway Agency

About this bridge

Sparta Road over Mile Creek is a prestressed concrete box beam or girders - multiple carrying Sparta Road over Mile Creek in Knox County, Ohio. It was built in 1960 and reconstructed in 2002, so it is 65 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 828 vehicles a day, roughly 7% of them trucks, projected to reach 1,149 by 2042. The structure is 54 ft (16.5 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSparta Road
CrossesMile Creek
Location0.1 MI East of Mile Creek
RouteCounty Highway C0011
StateOhio
Coordinates40.44138, -82.60595
Functional classRural Minor Collector

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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation8: Equal 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating53.6 US tons
Inventory rating41.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length54 ft (16.5 m)
Longest span52 ft (15.9 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic828 (2015)
Projected traffic1,149 by 2042
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 Sparta Road over Mile Creek built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2002.

What condition is Sparta Road over Mile 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 March 2024.

How much traffic does Sparta Road over Mile Creek carry?

About 828 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Sparta Road over Mile Creek?

The structure is 54 ft (16.5 m) long with a longest span of 52 ft (15.9 m) and a deck 28 ft wide.

Who owns Sparta Road over Mile Creek?

It is owned by the County Highway Agency.