PBS 140 Child Care Center Design Guide - The Whole Building ...

PBS 140 Child Care Center Design Guide - The Whole Building ... PBS 140 Child Care Center Design Guide - The Whole Building ...

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CHAPTER 10: TECHNICAL CRITERIA 10.7.2 Standards for Safety Glass: � Consumer Product Safety Commission, 16 CFR, Part 1201, Safety Standard for Architectural Glazing. � ANSI Z97.1, Safety Performance Specifications and Methods of Testing for Safety Glazing Materials Used in Buildings. Depending on code requirements, operable windows may be mandatory in order to provide for rescue and/or ventilation. All operable windows must have draft deflectors, screens, and safety locks, and be of a safety type to keep children from falling through. Exterior window glazing must be insulated glass. Interior windows need not be insulated, although interior spaces requiring acoustical separation may also employ laminated glazing. Light control and energy conservation features are required on all exterior windows in children’s areas, either by exterior or interior methods. In new construction, exterior overhangs or low E-type glass, or both, should be included in many areas of the country because they may be highly costeffective over the life cycle of the building and may well justify a higher first cost, particularly on elevations with excessive heat gain. Overhangs are highly desirable but should be designed in a way that do not excessively restrict natural light, especially during winter months. Designer must reference solar declension angles for this purpose in submissions. In addition, simple roller shades or draperies should also be used where required to control lighting and heat gain. Venetian-type blinds not recommended because, when they extend below 1375 mm children may damage them. Valances may also provide color, sound absorption, and a non-institutional appearance. Exterior windows in napping/sleeping areas may require window treatments to control direct sunlight. Light levels in all rooms, including sleeping rooms, must be maintained at a sufficient level to provide visual observation of the space from adjoining spaces. All blind cords must be kept out of children’s reach. Where venetian blinds are used, the cord must end above the reach of children occupying the room. 10.7.3 Doors & Hardware: All door hardware shall comply with UFAS and meet the requirements of the latest edition of NFPA, Life Safety Code. Lever-types appropriate for use by the disabled shall be provided for all door locks and latch-sets. To prevent injury, all doors will have closers that restrict the rate of closure. Doors accessible to children must have hardware operable from both sides, with components having smooth edges and no sharp protrusions. Door openings intended for only adult use shall have hardware installed at adult height. 10-8 Main entrance doors shall have an electronic strike release with keypad or card reader and a remote release. Keypads and card readers must meet UFAS standards and meet the requirements of the latest edition of NFPA Life Safety Code. 10.8 Plumbing and Accessories The following are requirements specific to child care centers: � Provide paper towel and soap dispensers at all sinks (including art sinks these should be types with no serrated edges). � Provide easily-reached clean-outs for waste piping. � Provide a shut-off valve for each fixture so that maintenance procedures do not affect multiple plumbing facilities. � Provide a floor drain in each children’s toilet, laundry, and in each water play activity area, where possible. Drains are required above occupied space such as computer rooms. � All hot water supplies accessible to children must have a controlled temperature not to exceed 43 degrees C (105 degrees F) at point of delivery. � Provide a hot water supply to the dishwasher. � Provide hot and cold faucets at each sink. � Provide drinking fountains with a mouthguard and angled jet with a spout height of no more than 550 mm above the finished floor. Design of fountain should not leave unsafe or acutely angled projections. � Drinking fountains will be checked to ensure they are not contributing to high levels of lead or asbestos in water. � Solder for domestic water piping shall be lead free. (See the section on Accessibility for toilet and sink mounting heights.) Water conservation: In addition to considerations specific to child care centers, implement water-efficiency technologies and strategies to achieve water conservation, as described by LEED Version 2.0, including: � Designing irrigation and planting systems to use minimum, down to zero, potable water for landscape irrigation. � Reducing building water use by minimum 20%. To maximize drinking water quality, use localized water-filtration systems for drinking water fixtures. Only lead-free solder and pipe fittings should be used in plumbing that may serve drinking water and other fixtures used by occupants. PBS-140 - July 2003

Table 10.1: Plumbing Connections Space Plumbing Connections Water play, classroom Faucet and floor drain Sink (desirable) Adult Toilet Sink, toilet, floor drain Laundry Connections, drain, floor drain Kitchen Sink, disposal, floor drain Janitor’s Closet Mop sink Pre-School Activity Area Floor drain (at water play) (desirable) Food Preparation Sink, disposal Eating/Table Area Drinking fountain Children’s Art Sink Drain (floor drain desirable) Diapering Station Sink*, drain (floor drain desirable) Children’s Toilet Floor drain Children’s Handwashing Sink Sink, drain (floor drain desirable) Children’s Private Toilet Sink, toilet, drains (floor drain desirable) Play Yard Hose bibb for water play, drain, drinking fountain (optional, depending on center need) *large 10.9 Heating/Ventilation/Air Conditioning The comfort and safety of the children and adults within the center are of prime importance. According to the U.S. Department of Energy, schools could cut operating costs up to 25% by conserving energy. Similar potential exists for child care centers. Design decisions made up front for new facilities often reduce the size of heating and cooling equipment, thereby adding first-cost savings to the long-term savings earned by lower energy usage. Refrigerants used in chillers should have zero ozone-depleting potential, as described in LEED Version 2.0. PBS-140 - July 2003 CHAPTER 10: TECHNICAL CRITERIA 10.9.1 Temperature and Humidity Levels: Design for a high level of thermal comfort by complying with ASHRAE 22- 1992, Addenda 1995 and installing permanent temperature and humidity monitoring systems with operator controls, as described in LEED Version 2.0. Design to provide a high level of occupant control of airflow and temperature both at and away from the building perimeter, as described in LEED Version 2.0. Temperature and humidity must be maintained within ranges stated below. Temperature levels are measured at lower than normal heights above the floor in order to accommodate children. Children spend a great deal of time on the floor, therefore both temperature control and avoidance of drafts are very important. Maximum insulation of floors (depending on the project location), including perimeter insulation of floor slabs, is required. Heating systems installed in the floor slab are not recommended for GSA buildings due to the problems with maintenance and flexibility that they entail. The following recommended guidelines state acceptable temperature and humidity ranges (measured at 900 mm above the finished floor): � Winter: 21 Degrees C; 35 percent minimum relative humidity. � Summer: 24-26 Degrees C; 50 percent maximum relative humidity. Tamper-proof thermostats are to be located at a maximum 900 mm above the finished floor to monitor the temperature at the child’s level. The optimum temperature control is zoned and should be appropriately adjusted for different activity areas. For instance, infant areas may be more comfortable at a 1-3 degree warmer temperature than other areas. The design A/E needs to consider this issue and make recommendations for the optimal solution to heating and cooling distribution at the concept development stage. Thermostats should be accessible to the center director or other designated staff members. 10.9.2 Ventilation Equipment: In addition to heating and cooling equipment, a humidifier/dehumidifier may be needed to meet required levels. Each space shall be supplied with a minimum of 15 liters/second of outside air for each occupant in order to control odors and none of this air is to be returned to the rest of the building. To ensure comfort levels, the air motion in the occupied space shall not exceed 8000 mm per minute. Provide proper exhaust venting for range and clothes dryer. Consider noise level, service, and efficiency when locating equipment. 10-9

CHAPTER 10: TECHNICAL CRITERIA<br />

10.7.2 Standards for Safety Glass:<br />

� Consumer Product Safety Commission, 16 CFR, Part 1201, Safety Standard<br />

for Architectural Glazing.<br />

� ANSI Z97.1, Safety Performance Specifications and Methods of Testing<br />

for Safety Glazing Materials Used in <strong>Building</strong>s.<br />

Depending on code requirements, operable windows may be mandatory in<br />

order to provide for rescue and/or ventilation. All operable windows must<br />

have draft deflectors, screens, and safety locks, and be of a safety type to<br />

keep children from falling through. Exterior window glazing must be insulated<br />

glass. Interior windows need not be insulated, although interior spaces<br />

requiring acoustical separation may also employ laminated glazing.<br />

Light control and energy conservation features are required on all exterior<br />

windows in children’s areas, either by exterior or interior methods. In new<br />

construction, exterior overhangs or low E-type glass, or both, should be<br />

included in many areas of the country because they may be highly costeffective<br />

over the life cycle of the building and may well justify a higher first<br />

cost, particularly on elevations with excessive heat gain. Overhangs are<br />

highly desirable but should be designed in a way that do not excessively<br />

restrict natural light, especially during winter months. <strong>Design</strong>er must reference<br />

solar declension angles for this purpose in submissions.<br />

In addition, simple roller shades or draperies should also be used where<br />

required to control lighting and heat gain. Venetian-type blinds not<br />

recommended because, when they extend below 1375 mm children may<br />

damage them. Valances may also provide color, sound absorption, and a<br />

non-institutional appearance. Exterior windows in napping/sleeping areas<br />

may require window treatments to control direct sunlight. Light levels in all<br />

rooms, including sleeping rooms, must be maintained at a sufficient level to<br />

provide visual observation of the space from adjoining spaces. All blind<br />

cords must be kept out of children’s reach. Where venetian blinds are used,<br />

the cord must end above the reach of children occupying the room.<br />

10.7.3 Doors & Hardware:<br />

All door hardware shall comply with UFAS and meet the requirements of the<br />

latest edition of NFPA, Life Safety Code. Lever-types appropriate for use by<br />

the disabled shall be provided for all door locks and latch-sets. To prevent<br />

injury, all doors will have closers that restrict the rate of closure. Doors<br />

accessible to children must have hardware operable from both sides, with<br />

components having smooth edges and no sharp protrusions. Door openings<br />

intended for only adult use shall have hardware installed at adult height.<br />

10-8<br />

Main entrance doors shall have an electronic strike release with keypad or<br />

card reader and a remote release. Keypads and card readers must meet<br />

UFAS standards and meet the requirements of the latest edition of NFPA<br />

Life Safety Code.<br />

10.8 Plumbing and Accessories<br />

<strong>The</strong> following are requirements specific to child care centers:<br />

� Provide paper towel and soap dispensers at all sinks (including art sinks<br />

these should be types with no serrated edges).<br />

� Provide easily-reached clean-outs for waste piping.<br />

� Provide a shut-off valve for each fixture so that maintenance procedures<br />

do not affect multiple plumbing facilities.<br />

� Provide a floor drain in each children’s toilet, laundry, and in each water<br />

play activity area, where possible. Drains are required above occupied<br />

space such as computer rooms.<br />

� All hot water supplies accessible to children must have a controlled temperature<br />

not to exceed 43 degrees C (105 degrees F) at point of delivery.<br />

� Provide a hot water supply to the dishwasher.<br />

� Provide hot and cold faucets at each sink.<br />

� Provide drinking fountains with a mouthguard and angled jet with a spout<br />

height of no more than 550 mm above the finished floor. <strong>Design</strong> of fountain<br />

should not leave unsafe or acutely angled projections.<br />

� Drinking fountains will be checked to ensure they are not contributing to<br />

high levels of lead or asbestos in water.<br />

� Solder for domestic water piping shall be lead free.<br />

(See the section on Accessibility for toilet and sink mounting heights.)<br />

Water conservation: In addition to considerations specific to child care centers,<br />

implement water-efficiency technologies and strategies to achieve water<br />

conservation, as described by LEED Version 2.0, including:<br />

� <strong>Design</strong>ing irrigation and planting systems to use minimum, down to zero,<br />

potable water for landscape irrigation.<br />

� Reducing building water use by minimum 20%.<br />

To maximize drinking water quality, use localized water-filtration systems for<br />

drinking water fixtures. Only lead-free solder and pipe fittings should be<br />

used in plumbing that may serve drinking water and other fixtures used by<br />

occupants.<br />

<strong>PBS</strong>-<strong>140</strong> - July 2003

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