MANAGEMENT ADMINISTRATIVE STAFF TECHNICAL DEPARTMENT SURVEY AND TRANSPORT DESIGN ARTIFICIAL AND CIVIL CONSTRUCTIONS DEPARTMENT ALARM, CENTRALIZATION, BLOCKING AND COMMUNICATION DEPARTMENT AUTOMATIZATION AND PROJECT PRODUCTION DEPARTMENT GEOLOGY SECTOR TECHNICAL MAINTENANCE DEPARTMENT ESTIMATES AND CONSTRUCTION PROJECTS SECTOR ELECTRIFICATION SECTOR HEATING, VENTILATION, WATER SUPPLY AND SEWAGE SECTOR EXPLOITATIVE GROUP SPORTS AND RECREATION CAMP
MANAGEMENT ADMINISTRATIVE STAFF TECHNICAL DEPARTMENT SURVEY AND TRANSPORT DESIGN ARTIFICIAL AND CIVIL CONSTRUCTIONS DEPARTMENT ALARM, CENTRALIZATION, BLOCKING AND COMMUNICATION DEPARTMENT AUTOMATIZATION AND PROJECT PRODUCTION DEPARTMENT GEOLOGY SECTOR TECHNICAL MAINTENANCE DEPARTMENT ESTIMATES AND CONSTRUCTION PROJECTS SECTOR ELECTRIFICATION SECTOR HEATING, VENTILATION, WATER SUPPLY AND SEWAGE SECTOR EXPLOITATIVE GROUP SPORTS AND RECREATION CAMP