US Bridges

Usr 33 over Mad River

Fair

Logan County, Ohio · 3.87MI.SE.OF Jct. SR-540 · Structure no. 4600940

Built
1993
32 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete Continuous
Length
101 ft
3 main spans
Daily traffic
10,117
2015 count
Owner
State
State Highway Agency

About this bridge

Usr 33 over Mad River is a concrete continuous slab carrying Usr 33 over Mad River in Logan County, Ohio. It was built in 1993, so it is 32 years old, younger than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 10,117 vehicles a day, roughly 18% of them trucks, projected to reach 14,042 by 2035. The structure is 101 ft (30.8 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUsr 33
CrossesMad River
Location3.87MI.SE.OF Jct. SR-540
RouteU.S. Route 33
StateOhio
Coordinates40.32916, -83.67878
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length101 ft (30.8 m)
Longest span38 ft (11.6 m)
Deck width42 ft (12.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,117 (2015)
Projected traffic14,042 by 2035
Trucks18%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Mad River built?

It was built in 1993, making it 32 years old in 2025.

What condition is Usr 33 over Mad River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Usr 33 over Mad River carry?

About 10,117 vehicles per day (2015 count), of which roughly 18% are trucks.

How long is Usr 33 over Mad River?

The structure is 101 ft (30.8 m) long with a longest span of 38 ft (11.6 m) and a deck 42 ft wide.

Who owns Usr 33 over Mad River?

It is owned by the State Highway Agency.