tender for reconstruction of shops at neheru market in ward no -23 under bhatpara municipality; 1 ordinary cement concrete ( mix 1:1.5:3 ) with graded stone chips ( 20 mm nominal size ) excluding shuttering and reinforcement if any, in ground floor as per relevant is codes. ( i ) pakur variety 2 m.s. structural works with hollow sections ( square or rectangular shape ) conforming to is: 806-1968 & is:1161-1998 ) connected to one another with bracket, gusset, cleat as per design, drawing & direction of engineer-in-charge complete including cutting to requisite shape & size, fabrication including metal arc welding conforming to is: 816-1969 & is: 9595 using electrodes of approved make and brand conforming to is:814- 2004, haulage, hoisting and erection all complete. the rate includes the cost of all m.s. hollow section, all consumables such as electrodes, gas and hire charges of all tools and plants and labour reqired for execution and all incidental chages ( such as electricity, labour insurance ) etc. complete. payment to be made on the basis of calculated weight of structural memebrs of ms holow section as specified in relevent is code in finished work. payment for gusset, bracket, cleat may be made by adding the actual weight of such items with weight of finished structural members. the rates are considered for a hight of erection 8 m. / 2nd floor level from the ground. add 1.5 % extra over the rate for each additional floor or 4m. beyond the initial 8 m. or part thereof. i ) for roof truss works a ) span up to 12 mtr 3 m.s. structural works in columns, beams etc. with simple rolledstructural members …………………..including all incidental chagessuch as electricity charges, labour insurance charges etc. i ) for structural members of specified sections weighing less than 22.5 kg. / m 4 galvanised corrugated iron sheet work ( excluding the supporting frame work ) fitted and fixed with 10 mm. dia j or l hook-bolts, limpet and bitumen washers and putty complete with 150 mm. end lap and one corrugation minimum side lap. ( payment to be made on area of finished work ) ( gci sheet to be supplied by contractor ) ( i ) in roof:- c ) with 0.80 mm thick sheet 5 galvanised corrugated iron sheet work ( excluding the supporting frame work ) fitted and fixed with 10 mm. dia j or l hook-bolts, limpet and bitumen washers and putty complete with 150 mm. end lap and one corrugation minimum side lap. ( payment to be made on area of finished work ) ( gci sheet to be supplied by contractor ) ( i ) in wall:- c ) with 0.80 mm thick sheet