PrefaceThis is the third edition of CSA Z240.10.1, Site preparation, foundation, and anchorage of manufactured homes. It supersedes the previous editions, published in 1994 and 1986 under the title Site Preparation, Foundation, and Anchorage of Mobile Homes.1 Scope1.1This Standard applies to manufactured and modular homes designed to be supported on longitudinal floor beams.Note: For simplicity, the term "manufactured home" is used in this Standard to refer to both manufactured homes and modular homes.1.2This Standard includes requirements for the following aspects of manufactured home installation:(a) site preparation;(b) foundations for single- and multiple-section single-storey units;(c) anchorage;(d) connection of multiple-section units; and(e) skirting.1.3This Standard is intended to be used by installers, inspectors, and owners of manufactured homes.1.4Foundation systems designed and constructed in accordance with this Standard are permanent installations.1.5In CSA Standards, "shall" is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; "should" is used to express a recommendation or that which is advised but not required; "may" is used to express an option or that which is permissible within the limits of the standard; and "can" is used to express possibility or capability. Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material. Notes to tables and figures are considered part of the table or figure and may be written as requirements. Annexes are designated normative (mandatory) or informative (non-mandatory) to define their application.1.6The values given in SI (metric) units are the standard. The values given in parentheses are for information only.