Designed for individual study and not formal classroom instruction, this rate training manual provides subject matter that relates directly to the occupational qualifications of the Engineering Aid (EA) rating. This volume contains 10 chapters which deal with: (1) wood and light frame structures (examining the uses, kinds, sizes, and grades of lumber, the various structural members and their functions, and the rough and finished hardware); (2) heavy construction (focusing on wood, steel, and steel frame structures); (3) basic materials commonly used in concrete and masonry construction; (4) materials for mechanical and electrical systems; (5) horizontal construction (examining road and airfield construction terminology, construction methods, and uses of common construction materials); (6) construction drawings; (7) mechanical plans; (8) electrical plans; (9) various types of references used by technical specification writers in the preparation of project specifications (including their format and the terminology used); and (10) typical reproduction equipment and the procedures in maintaining engineering drawing files. (JN)