Building Condition. A school facility shall be safe and capable of being maintained. A school facility shall be structurally sound. A school facility shall be considered structurally sound if the building presents: No imminent danger; No major visible signs of decay or distress; or Structural systems support the loads imposed on them. An exterior envelope is safe and capable of being maintained if: Walls and roof are weather-tight under normal conditions with routine upkeep; and Doors and windows are weather-tight under normal conditions with routine upkeep. An interior surface is safe and capable of being maintained if it is: Structurally sound; Capable of supporting a finish; and Capable of continuing in its intended use with normal maintenance and repair. An interior finish is safe and capable of being maintained if it is: Free of exposed lead paint; Free of exposed friable asbestos; and Capable of continuing in its intended use with normal maintenance and repair. Building Systems. Building systems in a school facility shall be in working order and capable of being properly maintained. Building systems include but are not limited to the following: Roof; Plumbing; Telephone; Electrical; Heating and cooling systems; Fire alarm; Two-way internal communication; Technological infrastructure; and Security systems. A building system shall be considered to be in working order and capable of being maintained if the following apply: The system is capable of being operated as intended and maintained; Newly manufactured or cost-effective refurbished replacement parts are available; The system is capable of supporting the standards established in this rule; and Components of the system present no imminent danger of personal injury. Sanitary Facilities. Fixtures shall include but are not limited to the following: Water closets; Urinals; Lavatories; and Drinking fountains. Wherever possible within reasonable cost constraints, restrooms shall be accessible to general classrooms for grades 3 and below and for special-needs classrooms without having to exit the building.