MALB_2014 with 1-21 Revisions

MALB Conducting Measurements of Radon and Radon ANSI/AARST MALB-2014 with 1/21 Revisions Decay Products in Schools and Large Buildings 1 Protocol for Conducting Measurements of Radon and Radon Decay Products in Schools and Large Buildings Note—This publication harmonizes provisions to read the same in ANSI/AARST MAMF and ANSI/AARST MALB. 1.0 SCOPE AND PURPOSE 1.1 Scope This standard of practice specifies procedures and minimum requirements when measuring radon concentrations in shared structures, or portions of shared structures, used for residential, non-residential or mixed use purposes 5 to determine if radon mitigation is necessary to protect current and future occupants. These protocols address low-rise and high-rise structures and procedures for testing whole buildings but also for testing only one or several individual rooms or dwellings within a shared building. 1.1.1 Multifamily and other residential occupancies The protocols in this standard of practice address residential occupancies that include: a) buildings havingmore than one attached dwelling or other occupied unit under the same ownership or designated maintenance or management authority; b) buildings or structures, or a portion thereof that are used, for example, as apartment houses, dormitories, military congregate residences, fraternities and sororities, non-transient boarding houses, hotels, convents, monasteries, motels, and live/work units; and c) multifamily structures that can include those with shared ownership or maintenance such as co- op units, townhouses, condominiums or vacation timeshare properties. 1.1.2 Schools, commercial buildings and other non-residential occupancies The protocols in this standard of practice also address non-residential occupancies that include: a) Educational occupancies including for religious and educational purposes through the 12th grade and day care facilities (Group E); b) Business occupancies including for offices, training and educational facilities to include universities, professional services or service-type transactions (Group B); c) Assembly occupancies including for civic, social or religious functions (Group A); d) Factory occupancies including for fabrication or manufacturing, repair or processing (Group F); e) High-hazard occupancies (Group H); f) Institutional occupancies including those where people are cared for or live in a supervised environment such as under restraint or security, detained in a penal institution, or for medical, surgical, psychiatric, nursing and custodial care or for child care facility purposes (Group I); and g) Mercantile occupancies including for the display and sale of merchandise, goods, wares or merchandise incidental to such purposes and accessible to the public (Group M). 1.2 Applicability The terms “shall” and “required” indicate provisions herein that are mandatory for compliance with this standard. The terms “note”, “informative”, “should” and “recommended” indicate provisions that are considered to be helpful or good practice but that do not contain a mandatory requirement. 5 As point of reference, see the International Building Code (IBC) as published by the International Code Council.