US Bridges

Usr 33 over St. Marys River

Good

Auglaize County, Ohio · .29 Mi. E. of SR 116 · Structure no. 0600229

Built
1971
54 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
227 ft
3 main spans
Daily traffic
10,486
2015 count
Owner
State
State Highway Agency

About this bridge

Usr 33 over St. Marys River is a prestressed concrete continuous stringer/multi-beam or girder carrying Usr 33 over St. Marys River in Auglaize County, Ohio. It was built in 1971, so it is 54 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 10,486 vehicles a day, roughly 21% of them trucks, projected to reach 14,555 by 2035. The structure is 227 ft (69.2 m) long and 40 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUsr 33
CrossesSt. Marys River
Location.29 Mi. E. of SR 116
RouteU.S. Route 33
StateOhio
Coordinates40.55799, -84.3941
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating45.7 US tons
Inventory rating27.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length227 ft (69.2 m)
Longest span72 ft (21.9 m)
Deck width40 ft (12.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,486 (2015)
Projected traffic14,555 by 2035
Trucks21%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Usr 33 over St. Marys River built?

It was built in 1971, making it 54 years old in 2025.

What condition is Usr 33 over St. Marys River 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 June 2024.

How much traffic does Usr 33 over St. Marys River carry?

About 10,486 vehicles per day (2015 count), of which roughly 21% are trucks.

How long is Usr 33 over St. Marys River?

The structure is 227 ft (69.2 m) long with a longest span of 72 ft (21.9 m) and a deck 40 ft wide.

Who owns Usr 33 over St. Marys River?

It is owned by the State Highway Agency.