| ||||
|---|---|---|---|---|
) Route of SR 46 highlighted in red | ||||
| Route information | ||||
| Maintained by ODOT | ||||
| Length | 83.61 mi[1] (134.56 km) | |||
| Existed | 1924–present | |||
| Major junctions | ||||
| South end |  SR 170 in East Palestine | |||
 I-80 in Austintown | ||||
| North end |  SR 11 in Plymouth Township | |||
| Location | ||||
| Counties | Columbiana, Mahoning, Trumbull, Ashtabula | |||
| Highway system | ||||
| ||||
)
State Route 46 is a north–south state highway in the northeastern portion of the U.S. state of Ohio. Its southern terminus is at State Route 170 in East Palestine (this point is also the eastern terminus of State Route 558), and its northern terminus is at State Route 11 several miles south of State Route 531 in Plymouth Township. In its northernmost portion, from south of Ashtabula to Cortland, Route 46 is a 2-lane highway while running parallel within a few miles to limited-access State Route 11 to the east.
History
- 1923 – Original route established;[2] originally routed from Canfield to the former State Route 2 (current U.S. Route 20) in Ashtabula.[3]
- 1931 – Extended to Columbiana along a previously unnumbered road.[3]
- 1938 – Extended to State Route 531 in Ashtabula along a previously unnumbered road.[3]
- 1946 – Extended to East Palestine along its current route and State Route 558.[3]
- 1947 – From 1-mile (1.6 km) south of New Waterford to East Palestine dually certified with State Route 558.[3]
- 1950 – Truncated at 1-mile (1.6 km) south of New Waterford[3] (ODOT’s diagram shows this dual certification is still in place).
- 1956 – Columbiana to Canfield dually certified with State Route 14.[3]
- 1959 – State Route 14 certification removed from Canfield to 2 miles (3.2 km) south of Canfield.[3]
- 1970 – From 1-mile (1.6 km) south of Interstate 90 to Ashtabula rerouted along new freeway alignment and dually certified with State Route 11.[3]
- 1984 – State Route 14 certification removed from Columbiana to 2 miles (3.2 km) south of Canfield.[3]
- 2007-08-17 - Removed from State Route 11, truncated at State Route 11 interchange in Plymouth Township.[4]
Major intersections
| County | Location | mi | km | Destinations | Notes |
|---|---|---|---|---|---|
| Columbiana | East Palestine | 0.00 | 0.00 | ){kind=small} SR 170){kind=small} SR 558 | SR 558 ends (eastern terminus) concurrent with SR 46. |
| Unity Township | 3.18 | 5.12 | SR 558 | SR 558 joins from the west. | |
| Fairfield Township | 6.86 | 11.04 | ){kind=small} SR 7 | SR 7 joins from the south. | |
| Columbiana | 8.38 | 13.49 | SR 7){kind=small} SR 14 | SR 7 leaves to the north; SR 46 joins SR 14 to the west; SR 14 leaves to the east. | |
| 9.40 | 15.13 | East Park Avenue | Former routing of SR 46 | ||
| 11.19 | 18.01 | SR 14 | SR 14 joins from the west (County Line Road). | ||
| Mahoning | Beaver Township | 13.52 | 21.76 | ){kind=small} SR 11 | Interchange |
| 14.82 | 23.85 | ){kind=small} SR 165 | W. South Range Road | ||
| Canfield Township | 19.83 | 31.91 | ){kind=small} SR 446 | SR 446 ends to the west (eastern terminus, and former SR 14 alignment). | |
| Canfield | 20.58 | 33.12 | ){kind=small} US 62 | US 62 joins from the west (Lisbon Street). | |
| 20.67 | 33.27 | ){kind=small} US 224 | Main Street | ||
| Canfield Township | 22.02 | 35.44 | US 62 | US 62 leaves to the east (Shields Road). | |
| Austintown | 26.03 | 41.89 | Mahoning Avenue | Formerly part of SR 18 | |
| 27.54 | 44.32 | ){kind=small} I-80 | I-80 Exit 223 - Niles | ||
| Trumbull | Niles | 31.71 | 51.03 | ){kind=small} SR 169 | SR 169 joins from the north (Main Street). |
| 31.99 | 51.48 | SR 169 | SR 169 leaves to the east (Robbins Avenue). | ||
| 33.88 | 54.52 | ){kind=small} US 422 | Youngstown-Warren Road. | ||
| Howland | 35.60 | 57.29 | ){kind=small} SR 82 | Interchange | |
| 36.15 | 58.18 | East Market Street | Former routing of SR 82 | ||
| Cortland | 41.07 | 66.10 | ){kind=small} SR 305 | Wilson-Sharpsville Road. | |
| 41.73 | 67.16 | ){kind=small} SR 5 | SR 5 joins from the southwest (Elm Road). | ||
| 41.87 | 67.38 | SR 5 | SR 5 leaves to the northeast (High Street); former alignment of SR 5 ends to the southwest (Warren-Meadville Road). | ||
| Mecca Township | 46.79 | 75.30 | ){kind=small} SR 88 | Traffic circle at Greenville Road NE | |
| Greene Township | 51.97 | 83.64 | ){kind=small} SR 87 | Kinsman Road NE | |
| Ashtabula | Colebrook Township | 57.18 | 92.02 | ){kind=small} US 322 | |
| New Lyme Township | 62.11 | 99.96 | ){kind=small} US 6 | ||
| Jefferson | 71.00 | 114.26 | ){kind=small} SR 307 | SR 307 leaves to the east (Mulberry Street). | |
| 71.61 | 115.25 | East Beech Street | Former western terminus of SR 167 | ||
| 72.12 | 116.07 | SR 307){kind=small} SR 167 | SR 307 joins from the west; SR 167 begins to the east (western terminus). | ||
| Plymouth Township | 75.93 | 122.20 | Jefferson Road | Former routing of SR 46 | |
| 76.56 | 123.21 | SR 11 | North end SR 46; formerly joined SR 11 | ||
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
| |||||
References
- ^ Ohio Department of Transportation. "Technical Services Straight Line Diagrams".
- ^ Explanation of the Ohio State Highway System (The Unofficial Ohio State Highways Web Site) by John Simpson Archived May 23, 2006, at the Wayback Machine
- ^ a b c d e f g h i j Route 46 (The Unofficial Ohio State Highways Web Site) by John Simpson Archived December 21, 2004, at the Wayback Machine
- ^ "Straight-Line Diagrams County Update Table (Ashtabula, 2008) Archived 2011-07-27 at the Wayback Machine". Ohio Department of Transportation.