By: KDKA-TV News Staff

PITTSBURGH (KDKA) – As winter weather continues to move through the area, the Pennsylvania Turnpike has put traffic restrictions in place that will go into effect at 6:00 p.m.

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The commonwealth’s “Tier 1” restriction plan will make it so that the following vehicles will not be permitted on the Mon-Fayette Expressway, Greensburg Bypass, Beaver Valley Expressway, and Southern Beltway:

  • Tractors without trailers
  • Tractors towing unloaded or lightly loaded enclosed trailers, open trailers, or tank trailers
  • Tractors towing unloaded or lightly loaded tandem trailers
  • Enclosed cargo delivery trucks that meet the definition of a CMV
  • Passenger vehicles including cars, SUVs, and pickup trucks, towing trailers
  • RVs and motor homes
  • School buses, commercial buses, and motor coaches not carrying chains or alternate traction devices
  • Motorcycles

As of 7:00 p.m., Routes 22 and 33, I-70, I-78, I-80, I-81, I-83, I-84, I-99, I-180, and I-380 will also be under the Tier 1 restrictions.

PennDOT says vehicle restrictions are in effect at “Tier 3” on the following sections of Interstate 80: From the Ohio Border to Interstate 79 and from Interstate 180 to the New Jersey border. The restrictions mean no commercial vehicles are permitted except loaded single trailers with chains or approved alternate traction devices.

PennDOT also implemented a 45 miles per hour speed limit on State Route 28, Interstates 79, the Parkway East, Parkway West, Parkway North and Interstate 579 in Allegheny County. Interstate 376 in Beaver County and Interstate 79 and 376 in Lawrence County also have a reduced speed limit of 45 miles per hour.

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PennDOT is also temporarily imposing travel restrictions on Interstates 79 and 80, including a 45 miles per hour speed limit. Click here for all the details.

As conditions change and more traffic restrictions are put in place, this story will be updated.

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