Pennsylvania: Work to begin on interchange along Southern Beltway near Pittsburgh

The Pennsylvania Turnpike Commission is ready to begin construction of an interchange on the Southern Beltway in the Pittsburgh area. The commission last week awarded a $116.2 million contract to Trumbull Corp. for the 2.75-mile section of the $800 million toll road. Preliminary work to clear brush is expected to start in the next few weeks, and the section should be completed in early 2021…