REPAIR REPLACEMENT OF FRESH WATER DISTRIBUTION PIPELINES OF VARIOUS SIZES 150MM TO 200MM AND DAY TO DAY MAINTENANCE ATTENDING COMPLAINTS BREAKDOWNS CALL ON SERVICING AND INCLUDING ALLIED WORKS AT NAVAL DOCKYARD VISAKHAPATNAM UNDER GE (I) DM VISAKH REPAIR REPLACEMENT OF FRESH WATER DISTRIBUTION PIPELINES OF VARIOUS SIZES 150MM TO 200MM AND DAY TO DAY MAINTENANCE ATTENDING COMPLAINTS BREAKDOWNS CALL ON SERVICING AND INCLUDING ALLIED WORKS AT NAVAL DOCKYARD VISAKHAPATNAM UNDER GE (I) DM VISAKH