US Bridges

Nelson Avenue over SR-73

Good

Clinton County, Ohio · 1.3 MI North of US22/SR3 · Structure no. 1402110

Built
2010
15 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
181 ft
2 main spans
Daily traffic
1,871
2016 count
Owner
State
State Highway Agency

About this bridge

Nelson Avenue over SR-73 is a prestressed concrete continuous stringer/multi-beam or girder carrying Nelson Avenue over SR-73 in Clinton County, Ohio. It was built in 2010, so it is 15 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 1,871 vehicles a day, roughly 5% of them trucks, projected to reach 2,597 by 2036. The structure is 181 ft (55.2 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesNelson Avenue
CrossesSR-73
Location1.3 MI North of US22/SR3
RouteCounty Highway C0003
CountyClinton County
StateOhio
Coordinates39.46404, -83.85325
Functional classUrban 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.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating79.7 US tons
Inventory rating47.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length181 ft (55.2 m)
Longest span88 ft (26.9 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,871 (2016)
Projected traffic2,597 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nelson Avenue over SR-73 built?

It was built in 2010, making it 15 years old in 2025.

What condition is Nelson Avenue over SR-73 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 December 2023.

How much traffic does Nelson Avenue over SR-73 carry?

About 1,871 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Nelson Avenue over SR-73?

The structure is 181 ft (55.2 m) long with a longest span of 88 ft (26.9 m) and a deck 35 ft wide.

Who owns Nelson Avenue over SR-73?

It is owned by the State Highway Agency.