The Purchasing Department at the Massachusetts Port Authority (“Authority” or “Massport”) is accepting sealed proposals for the purchase of 2013 Graco Linelazer IV 250 SPS 2-Gun Unit for Logan International Airport. Responses are to be returned to Rhona Kysilovsky at Massport, One Harborside Drive, Suite 200S, East Boston, MA 02128 no later than 1:00 p.m. on February 4, 2013.