College Planning & Management

AUG 2012

College Planning & Management is the information resource for professionals serving the college and university market. Covering facilities, security, technology and business.

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the top of ceiling tiles; the underside of carpets and pads; etc. Possible locations of hidden mold can include pipe chases and utility tunnels (with leaking or condens- ing pipes), walls behind furniture (where condensation forms), condensate drain pans inside air handling units, porous thermal or acoustic liners inside ductwork, or roof mate- rials above ceiling tiles (due to roof leaks or insuffi cient insulation). Some building materials, such as drywall with vinyl wallpaper or wood paneling over it, may act as vapor barri- ers, trapping moisture underneath their surfaces and thereby providing a moist environment where mold can grow. You may suspect hidden mold if a building smells moldy, but you cannot see the source, or if you know there has been water damage and building occupants are reporting health problems. Investigating hidden mold problems may be diffi cult and will require caution when the inves- tigation involves disturbing potential sites of mold growth — make sure to use personal protective equipment (PPE). For example, removal of wallpaper can lead to a massive release of spores from mold growing on the underside of the paper. If you discover hidden mold, you should revise your remediation plan to account for the total area affected by mold growth. The Remediation Plan Assess the size of the mold or moisture problem and the type of damaged materi- als before planning the remediation work. The decision to relocate occupants should consider the size and type of the area affected by mold growth, the type and extent of health effects reported by the occupants, the potential health risks that could be associated with debris, and the amount of disruption likely to be caused by remediation activities. If possible, remedia- tion activities should be scheduled during off-hours when building occupants are less likely to be affected. The three steps to effective remediation are: AUGUST 2012 / COLLEGE PLANNING & MANAGEMENT 43 1. Fix the water or humidity problem. Complete and carry out a repair plan if appropriate. Revise and carry out a maintenance plan if necessary. Revise the remediation plan as necessary, if more damage is discovered during remediation. 2. Continue to communicate with building occupants, as appropriate to the situa- tion. Be sure to address all concerns. 3. Completely clean up mold and dry water-damaged areas. Select appropriate cleaning and drying methods for dam- aged/contaminated materials. Carefully

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