MECHANIZED ENGINEERING CONSTRUCTION ASSEMBLIES

ENGINEERING INSTRUCTION BOOKLETS FOR ELECTRIC UTILITIES INDUSTRY, CONTAINING ROTATABLE CALCULATING DISCS FOR DETERMINING CONSTRUCTION COSTS AND PROVIDING INFORMATION FOR ENGINEERING AND MANAGEMENT ACTIVITIES SUCH AS MATERIAL CONTROL, PLANT ACCOUNTING, BUDGETING AND WORK LOAD PROJECTION, ISSUED FROM TIME TO TIME FOR USE RESPECTIVELY IN THE FIELDS OF OVERHEAD DISTRIBUTION, UNDERGROUND, TRANSMISSION, AND SUB-STATION CONSTRUCTION