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Masonry 2018

module id 28101-13 covers basic masonry materials tools techniques and safety precautions explains how to mix mortar by hand and lay masonry units ... the skills attitudes and abilities of successful masons masonry safety 15 hours trainee $20 isbn 978-0-13-378181-6 instructor $20 isbn 978-0 ... construction of masonry wall systems weep vents and joints includes safety requirements and interaction with structural components 60 hours