tender for civil work - imp/dev of back lane by pdg. rmc from h.no.144 to 156 in parmanand colony no.13 mukherjee nagar /clz., dsr dar civil-2018 and approved items; 2 15.2.1:demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of engineer - in-charge.nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) 3 2.10.1.2:excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil. and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within alead of 50 m:pipes, cables etc. exceeding 80 mm dia but not exceeding 300 mm dia 4 19.6.3:providing and laying non-pressure np2 class (light duty) r.c.c. pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 ( 1 cement : 2 fine sand) including testing of joints etc. complete:250 mm dia r.c. c. pipe 5 19.27.1:constructing brick masonry road gully chamber 50x45x60 cm with bricks in cement mortar 1:4 ( 1 cement: 4 coarse sand) including 500x450 mm pre- cast r.c.c. horizontal grating with frame complete as per standard design:with common burnt clay f.p.s(non modular) bricks of class designation 7.5 6 16.64:providing and laying 75 mm thick compacted bed of dry brick aggregate of 40 mm thick nominal size including spreading, well ramming, consolidating and grouting with jamuna sand, including finishing smooth etc.complete as per direction of engineer-in- charge. 7 110.32.a:providing and laying c.c. pavement of mix m-20 with ready mixed concrete from batching plant. the ready mixed concrete shall be laid and finished with screed board vibrator, vacuum dewatering process and finally finished by floating, brooming with wire brush etc. complete as per specifications and directions of engineer-in-charge. (the panel shuttering work shall be paid for separately).(note:- cement content considered in this item is @ 303 kg/cum. excess/less cement used as per design mix is payable/ recoverable separately). deduct for using of m-20 grade concrete instead of m-25 grade concrete in c.c. pavement. 8 5.28:providing and fixing in position 12mm thick bitumen impregnated fiber board conforming to is: 1838, including cost of primer, sealing compound grade-a in expansion joints. 9 110.10:providing and fiving name board made of ms sheet 90x60cm, 1mm thick with frame of ms angle 50x50x6mm, two diagonal braces at the back of the sheet of ms flat 40x6mm, total height of the board above ground level 2.40m, length of legs below ground 0.30m embedded in cc block 1:2:4 (1 cement: 2 coarse sand: 4 graded stone aggregate 20mm nominal size) 30x30x45cm including excavation and removal of surplus earth with in 50m lead, applying priming coat of approved steel primer, painting with synthetic enamel paint of approved quality and lettering with enamel paint of approved colour (one side) as per drawing/direction of engineer-in-charge 10 19.19.3.1:providing and fixing in position pre-cast r.c.c. manhole cover and frame of required shape and approved quality.h d - 20circular shape 560 mm internal diameter 11 19.26.4:raising manhole cover and frame slab to required level including dismantling existing slab and making good the damage as required (raising depth of manhole to be paid separately :circular manhole 140 cm dia with circular cover 600 mm dia of grade ehd - 35 12 1.1.1_08:disposal of materials by mechanical transportincluding loading ,unloading and stacking lime ,moorum, buildingrubbish for lead 8 km