State Route 46 (SR 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.

State Route 46 marker

State Route 46

Route of SR 46 highlighted in red
Route information
Maintained by ODOT
Length76.66 mi[1] (123.37 km)
Existed1924–present
Major junctions
South end SR 170 in East Palestine
Major intersections I-80 in Austintown
North end SR 11 in Plymouth Township
Location
CountryUnited States
StateOhio
CountiesColumbiana, Mahoning, Trumbull, Ashtabula
Highway system
  • Ohio State Highway System
SR 45 SR 47

History edit

  • 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 edit

CountyLocationmi[1]kmDestinationsNotes
ColumbianaEast Palestine0.000.00  
 
 
 
SR 170 (Market Street) / SR 558 ends to SR 165 / North Main Street
Southern end of SR 558 concurrency
Unity Township3.155.07 
 
SR 558 west – East Fairfield
Northern end of SR 558 concurrency
Fairfield Township6.8210.98 
 
  SR 7 south / CR 422 (Columbiana-Waterford Road)
Southern end of SR 7 concurrency
8.3413.42 
 
 
 
 
 
 
SR 7 north to Ohio Turnpike / SR 14 east – Youngstown, PA Route 51
Northern end of SR 7 concurrency; southern end of SR 14 concurrency
ColumbianaMahoning
county line
Columbiana11.0817.83  SR 164 (South Avenue) – Columbiana, Youngstown
11.1517.94 
 
 
 
SR 14 west (County Line Road) to North Main Street south / SR 164
Northern end of SR 14 concurrency
MahoningBeaver Township13.41–
13.56
21.58–
21.82
  SR 11 – Youngstown, East LiverpoolExit 27 (SR 11)
14.7823.79  SR 165 – Greenford, Beloit
Canfield Township19.9732.14 
 
 
 
 
SR 446 north (Canfield Bypass) to US 224 west
Southern terminus of SR 446
Canfield20.5433.06 
 
US 62 west (Lisbon Street)
Southern end of US 62 concurrency
20.6333.20  US 224 (Main Street)
21.9835.37 
 
US 62 east (Shields Road) / Herbert Road
Northern end of US 62 concurrency
Austintown Township27.45–
27.69
44.18–
44.56
  
 
 
 
I-80 to I-76 / Ohio Turnpike / Clarkins Drive – New York, Cleveland
Exit 223 (I-80)
TrumbullNiles31.6650.95 
 
SR 169 north (North Main Street)
Southern end of SR 169 concurrency
31.9651.43 
 
SR 169 east (Robbins Avenue) / Mahoning Avenue
Northern end of SR 169 concurrency
33.8354.44  US 422
Howland Township35.45–
35.60
57.05–
57.29
  
 
SR 82 to SR 11 – Sharon, PA, Warren
Interchange
Cortland40.9965.97  SR 305 (Wilson Sharpsville Road) – Champion, Hartford, Mosquito Lake State Park
41.6367.00 
 
SR 5 west (Elm Road) – Warren
Southern end of SR 5 concurrency
41.7867.24 
 
SR 5 east (High Street) / Warren Meadville Road – Mosquito Lake State Park
Northern end of SR 5 concurrency
Mecca Township46.68–
46.74
75.12–
75.22
  SR 88 (Greenville Road NE) – Johnston, West FarmingtonTraffic circle
Greene Township51.8783.48  SR 87 (Kinsman Road NE) – Middlefield, Kinsman
AshtabulaColebrook Township57.0791.85  US 322 – Orwell
New Lyme Township62.0099.78  US 6 – Andover, Chardon
Jefferson70.89114.09 
 
SR 307 east (Mulberry Street)
Southern end of SR 307 concurrency
70.00112.65 
 
 
 
SR 167 east / SR 307 west (Beech Street)
Western terminus of SR 167; northern end of SR 5 concurrency
Plymouth Township76.37–
76.66
122.91–
123.37
  
 
SR 11 to I-90 / State Road – Youngstown, Ashtabula
Exit 92 (SR 11)
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

References edit

KML is from Wikidata
  1. ^ a b "DESTAPE". Ohio Department of Transportation. November 2, 2020. Retrieved May 17, 2021.
  2. ^ Explanation of the Ohio State Highway System (The Unofficial Ohio State Highways Web Site) by John Simpson[unreliable source] Archived May 23, 2006, at the Wayback Machine
  3. ^ a b c d e f g h i j Route 46 (The Unofficial Ohio State Highways Web Site) by John Simpson[unreliable source] Archived December 21, 2004, at the Wayback Machine
  4. ^ "Straight-Line Diagrams County Update Table (Ashtabula, 2008) Archived 2011-07-27 at the Wayback Machine". Ohio Department of Transportation.