This industry comprises establishments primarily engaged in site preparation activities, such as excavating and grading, demolition of buildings and other structures, and septic system installation. Earthmoving and land clearing for all types of sites (e.g., building, nonbuilding, mining) is included in this industry. Establishments primarily engaged in construction equipment rental with operator (except cranes) are also included. Illustrative Examples: Blasting, building demolition Foundation digging (i.e., excavation) Concrete breaking and cutting for demolition Foundation drilling contractors Cutting new rights of way Grading construction sites Demolition, building and structure Line slashing or cutting (except maintenance) Dewatering contractors Septic system contractors Dirt moving for construction Trenching (except underwater) Equipment rental (except crane), construction, with operator Underground tank (except hazardous) removal Excavating, earthmoving, or land clearing contractors Wrecking, building or other structure Cross-References. Establishments primarily engaged in--