Apr 26, 2019 · 10 Park Plaza, Room 4150 Boston, MA 02116-3969 13. Type of Report and Period Covered Final Report April 2015 - September 2015 14. Sponsoring Agency Code n/a pavement markers and solar powered LED pavement markers, which would benefit the agency in the long run. These markers are self-luminous, lightweight, and easy to install. ...