bids are invited for hoes powrah - as per is 1759 ( q3 ) , demolition of cement concrete unreinforced in ground floors , surface excavation n. exc. not exceeding 30 cm deep and averaging 15 cm deep , m and l for 100 mm thick cement concrete type d 2 1.4.8 40mm graded aggregate , providing and laying 80 mm thick factory made chamfered edge cement concrete paver block , providing and laying at or near ground level factory made kerb stone and drainage channels , excavation in trenches n exe 1.5 mtr wid and not exe 1.5 mtr in depth , returning, filling in including watering and well ramming in layers , removal of surplus soil to a distance nexc 50m and depositing where directed , m and l 300 mm bore rcc pipe class np 2 isi marked laid and jointed , material and labour providing concrete bed in pcc 1.3.6 type c 2 using 40mm graded crushed stone aggregate , demolition of stone boulder brickwork built in cement mortar , brick work with sub class b old size bricks straight or curved on plan exc. , all as per item no. 12 above here in before but except bricks. , material and labour for 15mm thick plaster on fair faces of brick work , supply only water proofing compound , m and l pcc 1.2.4 type b1 using 20mm graded aggregate as in sub base , demolition on reinforced cement concrete of any description and in any position , s and f rolled mild steel fe 410 w gde e 250 quality , s and f for expanded metal, cut to length, bent to shape required and tying with and including annealed mild steel wire , two coats of aluminium paint over and including a coat of aluminium red oxide primer