CBS Philly

HARRISBURG, Pa. (AP) — Pennsylvania motorists who gravitate toward the left lane may have to wait a bit longer to learn whether state policymakers consider it safe to increase interstate speed limits to 70 mph.

A Penn State study of crash and speed data in pilot areas where the higher speeds have been in place for about year found no significant overall increases in speeds for either cars or trucks, and that the percentage of vehicles going faster than the posted limit actually deceased by about a third.

The higher speeds were authorized by a major transportation bill in 2013 that raised gasoline taxes and motorist fees to fund billions in infrastructure improvements.

Since then, the Pennsylvania Turnpike and the Pennsylvania Department of Transportation have been studying higher limits of 70 mph on a 97-mile stretch of the turnpike, on an 88-mile portion of Interstate 80 in the center of…

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