Specifications include, but are not limited to: The scope of work for this project will include cleaning of all heating, ventilating, and air conditioning (HVAC) ductwork and accessories at the Idaho Transportation Department District 1 administration building located at 600 W Prairie Ave, Coeur d’ Alene ID 83815. The extent of ductwork to be cleaned will be determined by review of attached HVAC documents (See Attachment 5 – HVAC Drawings) and field verification. The Contractor will be responsible for the removal of visible surface contaminants and deposits from within the HVAC system in strict accordance with these specifications. The HVAC system includes any interior surface of the facility’s air distribution system for conditioned spaces and/or occupied zones. This includes all heating, ventilating and air conditioning systems from the points where the air enters the system to the points where the air is discharged from the system.