6 Colo. Code Regs. § 1010-6.9
Current through Register Vol. 47, No. 20, October 25, 2024
Section 6 CCR 1010-6.9 - Mechanical Requirements6.9.1ElectricalA. Schools shall be provided with operational electrical service and artificial lighting at all times when occupied.B. The electrical system shall be maintained in good repair and shall not present a hazard to health and safety. In the absence of more stringent electrical codes, installation, maintenance and use of the electrical system shall adhere to the 2014 National Electrical Code, hereby incorporated by reference.C. When an electrical service interruption exceeds a period of two hours, the school shall be closed, unless dismissal of the pupils would be detrimental to their physical well being, or unless accessible approved alternatives for providing lighting, temperature control, and hot water are available that meet the requirements of the Department.6.9.2LightingA. The electrical lighting system shall provide the following average light level intensities: 35 foot candles for classrooms, libraries, offices, laboratories and shops; 20 foot candles for reception rooms, restrooms, gymnasiums, service rooms, swimming areas and dining areas; 10 foot candles for auditoriums, locker rooms and stairways; and 5 foot candles for corridors, hallways, storage and utility areas. Light level intensities shall be measured at the work surface or 30 inches from the floor.B. Extreme brightness ratios (glare and shadow) shall be minimized by avoiding glossy surfaces, by use of diffused lighting, by use of easily cleanable high light reflectance paints or other finishes for ceilings, walls, and floors, by use of window shades, routine cleaning and maintenance of electrical fixtures, and/or other measures necessary to prevent undue glare and maintain a high level of light effectiveness.C. Appropriate measures shall be taken to assure that persons are not exposed to harsh lighting, which may be harmful to the eyes, such as ultra-violet light.6.9.3VentilationA. Ventilation, mechanical or natural, shall be installed and maintained in accordance with the 2013 American Society of Heating, Refrigeration and Air Conditioning Engineers Standard 62.1-2013, Ventilation for Acceptable Indoor Air Quality, hereby incorporated by reference, and to minimize health hazards including excessive drafts, extreme temperatures, humidity, and temperature fluctuations.B. Ventilation system filters shall be cleaned or replaced regularly or according to manufacturer's recommendations to prevent excessive accumulation of dust or debris.C. Restrooms shall be equipped with mechanical exhaust to remove bio-aerosols and noxious odors.D. Each room provided with an exhaust system shall have air supplied to the room equal to the amount to be exhausted. Windows shall not be used for the purpose of providing makeup air.E. Unvented combustion heaters, kitchen stoves, or hot plates shall be prohibited for space heating purposes. Portable electric heaters with exposed elements shall not be used in any student activity area.F. Hot plates, skillets, or similar type cooking appliances shall be used for food preparation only in kitchen, home economics room, or in rooms specifically designated and equipped for such use.G. Operational carbon monoxide alarms shall be installed in areas where fossil fuel-fired heaters and appliances are used such as in boiler rooms and kitchens. Maintenance and installation of carbon monoxide detectors shall comply with manufacturer's instructions. Carbon monoxide alarms must be tested at least annually with documentation available upon request. Carbon monoxide detectors that are only battery-powered shall be tested monthly and the batteries shall be replaced at least annually.6.9.4HeatingThe heating system provided shall be properly maintained and provide, in all occupied rooms, minimum room temperatures of 60° F at sixty 60 inches above the floor in shops and gymnasiums and 65° F at thirty 30 inches above the floor in elementary, secondary, and higher educational school classrooms, and at floor level in kindergarten. A plan that addresses operating during periods of extreme temperature, as it relates to indoor air, shall be developed. A current boiler inspection certificate shall be posted and available upon request.
38 CR 06, March 25, 2015, effective 4/14/201541 CR 04, February 25, 2018, effective 3/17/2018