US Bridges

SR 73 over Corwin RD

Good

Warren County, Ohio · .5 MI E of US 42 · Structure no. 8302945

Built
2024
1 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
93 ft
1 main span
Daily traffic
8,000
2022 count
Owner
State
State Highway Agency

About this bridge

SR 73 over Corwin RD is a concrete stringer/multi-beam or girder carrying SR 73 over Corwin RD in Warren County, Ohio. It was built in 2024, so it is 1 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 8,000 vehicles a day, roughly 1% of them trucks, projected to reach 12,000 by 2042. The structure is 93 ft (28.3 m) long and 47 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR 73
CrossesCorwin RD
Location.5 MI E of US 42
RouteState Highway 73
StateOhio
Coordinates39.52267, -84.08505
Functional classRural Minor Arterial

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.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.1 US tons
Inventory rating40.3 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length93 ft (28.3 m)
Longest span90 ft (27.4 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (2022)
Projected traffic12,000 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 73 over Corwin RD built?

It was built in 2024, making it 1 years old in 2025.

What condition is SR 73 over Corwin RD 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 September 2024.

How much traffic does SR 73 over Corwin RD carry?

About 8,000 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is SR 73 over Corwin RD?

The structure is 93 ft (28.3 m) long with a longest span of 90 ft (27.4 m) and a deck 47 ft wide.

Who owns SR 73 over Corwin RD?

It is owned by the State Highway Agency.