Designed for use in roofing apprenticeship classes, this workbook contains eight units on skills used in built-up roofing, a listing of instructional materials, a glossary, and the text of Labor Code Article 30, Construction Safety Orders, "Roofing Operations and Equipment." Each instructional unit includes a listing of performance statements and text covering skills addressed in individual performance statements. Topics covered in the units are safety, roof preparation and handling and loading of built-up roofing materials, mopping operations, application of built-up roof assemblies, insulation and its application, cutting and folding corners, sumps and drains, and flashing. A multiple-choice test is provided for each unit. (MN)