AMP: 7 Location: New Marlborough-South Sandisfield Rd and Hartsville-New Marlborough Rd, New Marlborough Reassurance shield as 183 flies solo for the first time since Great Barrington. AMP: 3 Location: New Marlborough-South Sandisfield Rd and East Hill Rd, New Marlborough Reassurance shield a few miles later. AMP: 3 Location: South Sandisfield-New Marlboro Rd, Sandisfield Shortly thereafter, … Continue reading Massachusetts Route 183, MA 57 to CT-183/CT State Line