US Bridges

I76 Oh Tpk WB over Mill Creek

Poor

Mahoning County, Ohio · 2.5MI West of Exit 16 · Structure no. 5029597

Built
1954
71 years old, rebuilt 1987
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
147 ft
3 main spans
Daily traffic
8,200
2013 count
Owner
Toll Authority
State Toll Authority

About this bridge

I76 Oh Tpk WB over Mill Creek is a steel continuous stringer/multi-beam or girder carrying I76 Oh Tpk WB over Mill Creek in Mahoning County, Ohio. It was built in 1954 and reconstructed in 1987, so it is 71 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 8,200 vehicles a day, roughly 28% of them trucks, projected to reach 11,382 by 2033. The structure is 147 ft (44.8 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI76 Oh Tpk WB
CrossesMill Creek
Location2.5MI West of Exit 16
RouteInterstate 76K
StateOhio
Coordinates40.99245, -80.69156
Functional classRural Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.7 US tons
Inventory rating45.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length147 ft (44.8 m)
Longest span54 ft (16.5 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,200 (2013)
Projected traffic11,382 by 2033
Trucks28%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 I76 Oh Tpk WB over Mill Creek built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1987.

What condition is I76 Oh Tpk WB over Mill Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does I76 Oh Tpk WB over Mill Creek carry?

About 8,200 vehicles per day (2013 count), of which roughly 28% are trucks.

How long is I76 Oh Tpk WB over Mill Creek?

The structure is 147 ft (44.8 m) long with a longest span of 54 ft (16.5 m) and a deck 40 ft wide.

Who owns I76 Oh Tpk WB over Mill Creek?

It is owned by the State Toll Authority.