5.23 demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of engineer - in - charge. 5.23.1 nominal concrete 1: 1.5:3 or richer mix (i/c equivalent cum design mix) 5.7 demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of engineer-in-charge. 5.7.4 in cement mortar 30.1 pumping out water caused by springs, tidal or river seepage, broken water mains or drains and the like. 20.63 providing, lowering, laying in trenches, aligning, fixing in position and jointing ductile iron (di) isi marked k-9 grade s&s pipes as per 15:8329-2000 (amended up to date), with internal cement mortar lining for potable water with rubber ring (epdm/sbr) joints as per is: 5382-1985 (excluding special accessories) complete including all material, labour, hydraulic testing and commissioning as per technical specifications and as per direction of engineer.20.63.4 250 mm i/d pm026 tractor with trolley pm056 hire charges for jcb with bucket capacity of 0.4 to 0. 75 cum with fuel and driver 20.68 jointing at all level/depths ductile iron (di) standard specials plain /flanged/ socketed confirming to is9523-2000 with rubber ring (epdm/sbr) joints such as tees, bends, tapers, caps etc. with in trenches in di pipe line complete including all material, labour, testing and commissioning along with pipe line as per technical specifications and as per direction of engineer. 20.68.1 up to 300mm dia n.s ittem providing nad fixng oof 250mm rubber tyton ring complet ein all respect. n.s ittem providing nad fixng oof 250mm mechanical collar 250mm d.i pipe includig cost oof tyton ring labour, loading, unoading, cutting of pipe & labor complete in all respect to the satisfaction of engineer-in-charges n.s item providing and fixing of 300mm rubber flange comlete in all respect. n.s item providing and fixing of nut & bolt with washer comlete in all respect.
