PennDOT reduces speed on I-80 in Mercer, Venango counties

PennDOT has temporarily reduced the speed limit on Interstate 80 in Mercer and Venango counties to 45 mph due to black ice ...
WFMJ

PennDOT reduces speed limit on I-80 in Mercer County

PennDOT is temporarily reducing the speed limit on Interstate 79 and Interstate 80 due to ongoing winter weather conditions.
WFMJ

PennDOT reports black ice on Interstate 80, speed reduced in Mercer County

Due to winter travel conditions, including black ice, the Pennsylvania Department of Transportation has temporarily reduced the speed limit on Interstate 80 in Mercer and Venango counties.
thederrick.com

I-80 speed restriction in place due to weather

Due to the winter weather impacting the region, the Pennsylvania Department of Transportation is temporarily reducing the speed limit on Interstate 80 in the northwest region.
Oregonian

9th state raises its speed limit to 80 mph

Since the decisions on speed limits have been left up to individual states since 1995, North Dakota has announced it’s the ninth state in the union to raise its speed limit on some multi-lane highways ...