US Bridges

US 23 over Blackwater Creek

Good

Ross County, Ohio · 1.15 MI S of Pic County · Structure no. 7101201

Built
1956
69 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
99 ft
3 main spans
Daily traffic
12,544
2015 count
Owner
State
State Highway Agency

About this bridge

US 23 over Blackwater Creek is a concrete continuous slab carrying US 23 over Blackwater Creek in Ross County, Ohio. It was built in 1956, so it is 69 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 12,544 vehicles a day, roughly 10% of them trucks, projected to reach 17,411 by 2035. The structure is 99 ft (30.2 m) long and 44 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS 23
CrossesBlackwater Creek
Location1.15 MI S of Pic County
RouteU.S. Route 23
StateOhio
Coordinates39.46253, -82.96983
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length99 ft (30.2 m)
Longest span35 ft (10.7 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,544 (2015)
Projected traffic17,411 by 2035
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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 US 23 over Blackwater Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is US 23 over Blackwater 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 October 2024.

How much traffic does US 23 over Blackwater Creek carry?

About 12,544 vehicles per day (2015 count), of which roughly 10% are trucks.

How long is US 23 over Blackwater Creek?

The structure is 99 ft (30.2 m) long with a longest span of 35 ft (10.7 m) and a deck 44 ft wide.

Who owns US 23 over Blackwater Creek?

It is owned by the State Highway Agency.