Directorate Of Municipal Administration Tender

16.40.10 - Providing and constructing of Machinehole chambers conical in shape at top with CC 1:3:6 foundation using 40mm and down size graded metal of approved quality and with an offset of 0.15m alround the chamber and brick masonry in C.M 1:4 plaster with bricks of approved quality and CM plaster 1:3 proportion 12mm thick inside and outside except for the conical surface outside where the thickness of plaster shall be 20 mm thick, with 1 to 6 slope in the concrete towards the central drain, finished smooth and fixing of pipes in CC 1:2:4 with graded metal of 20 mm and down size including Providing and fixing SFRC Machinehole frame and cover confoming to IS 12592(Part-I): 1988 & IS 12592(Part-II) :1991 with latest amendments in CC 1:2:4, Providing and fixing of plastic foot steps staggered at 30cms apart as directed, watering, curing,barricading, danger lighting, pouring tar over M.H. frame and cover, cost of tar, shoring, strutting, dewatering, engraving achinehole No. on the inner and outer conical surface etc. as per the drawing with all lead and lift for various diameters and depths noted below. With able Moulded Bricks & Medium Duty cover and frame.For 1.2m dia(Constructing Table Moulded Bricks Machinehole 1.2 m internal dia. , 1.50 M depth & Medium duty SFRC cover & frame)

1.10 - Refilling available earth around trenches/pipelines, cables in layers not exceeding 20 cms in depth, compacting each deposited layer by ramming after watering with a lead upto 50 m , and lift upto 1.5 m. Including cost of all labour complete as per specifications