EE/KSD/NIT-24E/2025-26/3

Dismantling & Refixing pit cover

Cleaning silt of inspection pit.

Removing chokage of H.C.I. or S.W. pipe with split bamboo. (a) Underground

Supplying, fitting and fixing in position reinforced cement polymer concrete manhole /gully pit cover with matching frame.As per I.S-12592(M.D) (i) 35 MT load bearing capacity round manhole cover provided with two lifter hooks fitted with matching frame of size

Constructing Inspection pit of inside measurement 600mm X 600 mm X upto 600mm (depth )with 250 mm thick 1st. class brick work in cement mortar (1:4) on all sides, bottom of the pit consisting of 100 mm thick cement concrete (1:3:6)with stone chips overal layer of jhama brick flat soling, 15 mm thick (1:4) cement plaster to inside walls andout-sidewallsuptoG.L.and20mm.thick(1:4plastertobottomof thepit, providingnecessary invert with cement concrete (1:3:6)with stone chips as per direction,neatcementfinishingtoentireinternalsurfaces, topof thepitcoveredwith 100mmthickR.C.C. slab(1:1.5:3)withstonechipsandnecessaryreinforcements upto1%andshuttering including6mmthick cement plaster (1:4) inall external surfacesof the slab and one 560mm dia.R.C.C.manhole cover of approved make supplied, fittedandfixedintheslabwithnecessary fittings,necessary earth work in excavationinall sortsof soil, fillingsidesof thepitwithearthandremovingspoils after work complete in all respect with all costs of labour and materials ) With Pakur variety. (SAIL/TATA/RINL)

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