provision of re-construction of collapsed pcc retaining wall for construction of rcc retaining wall near rear gate to provision store at durgapur under ge ( south ) diglipur ; 1 demolition of concrete of any description and in any position not otherwise specifically provided for including removal of all demolished material form site complete all as specified and directed 2 excavating in over area not exc 1.5m deep and getting out in hard / dense dence soilcomplete all as specified and directed. 3 excavating over areas, depth exc. 1.5m but not exc. 3.0m and getting out in hard / dense soil complete all as specified and directed. 4 m&l for plain cement concrete1:4:8type d2 ( using 40mm graded stoneaggregate ) as in foundations, filling and mass concrete complete all as specifiedand directed. 5 m&l for rcc m-30 design mix ( using 20mm graded granite stone aggregate ) as foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete all as specified and directed. 6 m&l for rcc m-30 design mix ( using 20mm graded granite stone aggregate ) as walls, retaining walls, basement walls, ballast walls and the like, any thickness, above top of footings, including attached pilasters and buttresses complete all as specified and directed. 7 m & l for providingrough finished formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits ( if any ) of foundation and plinth beams; and similar work; vertical or to battercomplete all as specified and directed. 8 m&l for providing fair finished formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits ( if any ) of foundation and plinth beams; and similar work; vertical or to batter, for flat surfaces of concrete complete all as specified and directed. 9 m&l for mild steel tmt steel bars 10 mm dia and over as in reinforcement for concrete, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire ( annealed ) not less than 0.9mm dia or securing with clips. complete all as specified and directed. 10 m&l for hardcore using broken stone or boulders of gauge not exc. 63mm deposited spread and leveled in layer not exc. 15 cmthick watered and rammed to true surface complete all as specified and directed 11 s&f for pvc ( swr ) pipe 75mm dia on wall / floor single socketed in any length with rubber rings joints as in weep hole complete all as specified and directed. 12 removing of excavated soil to a distance not exc. 50 mtr and depositing where directed at a level not exe 1.5mtr above the starting point complete all as specified and directed.. 13 returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in any type of soil complete all as specified and directed.