Home / Courses / 4B Hoisting Engineer License Refresher Course Master 2 5 Department of Public Safety 520 CMR 6.00 Copy Copy Copy 30 min Short Term Rentals/Temporary Permits Copy Copy Copy 30 min Accidents 20 min Hoisting License Renewals Copy Copy Copy 20 min Operating Procedures for Hoisting Machinery Copy Copy Copy 4A 7 RESTRICTION 4A RESTRICTION 4B – DRILL RIG RESTRICTION 4C – Pipeline Side Booms RESTRICTION 4D – CONCRETE PUMPER TRUCK RESTRICTION 4E – CATCH BASIN RESTRICTION 4F – SIGN HANGING EQUIPMENT RESTRICTION 4G – RADIAL ARM MOWERS 4B Hoisting Engineer License Refresher Course Back to Course This content is protected, please login and enroll course to view this content! Prev RESTRICTION 4A Next RESTRICTION 4C – Pipeline Side Booms