Alteration includes, but is not limited to, all minor construction; changes in facilities configuration; fabrication, modification, removal, or installation of hardware and equipment; signs; erection, relocation, or removal of partitions, doors, and windows; and changes in type of finishes and flooring materials. Renovation applies to that work which is required to restore, upgrade, or otherwise improve the general condition of facilities. Maintenance or Repair includes all work necessary for the general upkeep of existing facilities, facility components, grounds, and utility systems. Structural/physical changes to interior space is defined as demolition or new construction that includes: installation of fixed equipment or furniture requiring utility, electrical, laboratory exhaust or HVAC connections; fire alarms and fire suppression systems; taps into building utilities or HVAC systems; plumbing; involvement of any hazardous materials or life safety issues such as propane, natural gas, chemicals, fumes, ventilation issues