US Bridges

SR 46 over Mill Creek

Fair

Mahoning County, Ohio · 0.43 MI N of SR 14 · Structure no. 5000998

Built
1952
73 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
105 ft
1 main span
Daily traffic
7,325
2015 count
Owner
State
State Highway Agency

About this bridge

SR 46 over Mill Creek is a concrete continuous slab carrying SR 46 over Mill Creek in Mahoning County, Ohio. It was built in 1952, so it is 73 years old, older 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 7,325 vehicles a day, roughly 11% of them trucks, projected to reach 10,167 by 2035. The structure is 105 ft (32 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 46
CrossesMill Creek
Location0.43 MI N of SR 14
RouteState Highway 46
StateOhio
Coordinates40.90539, -80.70122
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating67.9 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadH 20
Structure length105 ft (32 m)
Longest span37 ft (11.3 m)
Deck width45 ft (13.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,325 (2015)
Projected traffic10,167 by 2035
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 46 over Mill Creek built?

It was built in 1952, making it 73 years old in 2025.

What condition is SR 46 over Mill Creek 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 April 2024.

How much traffic does SR 46 over Mill Creek carry?

About 7,325 vehicles per day (2015 count), of which roughly 11% are trucks.

How long is SR 46 over Mill Creek?

The structure is 105 ft (32 m) long with a longest span of 37 ft (11.3 m) and a deck 45 ft wide.

Who owns SR 46 over Mill Creek?

It is owned by the State Highway Agency.