estimate for installation of india mark-ii hand pump estimate for installation of india mark-ii hand pump , supply to the following material for installation of deep well india mark-ii hand pump and relaed items of work , india mark-ii hand pump , 110 mm dia. ( 6 kg / cm2 ) pvc pipe. , 32 mm dia. g.i. pipe of medium class. , transportation of hand pump materials and t&p and camp. equipage etc. to ehe site of work including loading and unloading and proper stacking at site , hiring charge of necessary t&p required for installation of hand pump tripoid body cutter wire rope clamps wooden plants. loading arrangement t&p etc. complete. , sinking of 150 mm dia bore hole by casing pipe method / direct sinking method in all type of soil strata ( such as alluvial soil or soil mixed with kankar, bajri etc. where use of special t&p required ) handling and dismantling after comptetion of work also including all labour. , from 0 g.i.to 15.0 m bgl , from 15.0 g.i.to 30.0 m bgl , from 30.0 g.i.to 45.0 m bgl , extraction of casing pipe 150 mm dia after completion of lowring of pvc pipe assembly including all labour t&p etc. complete. , lowering of pvc assembly comrising of pvc ribbed stainer 63 mm outer dia pvc pipe 110x63 mm dia. frp reducer and 110 mm outerr dia pvc pipe as per departmental design and drawing complete in all respect to the stisfaction of engineer. , shrouding and packing pea-gravel / coarse sand between bore-well and pvc assembly before and during the development of hand pump including supply of pea-grave coarse sand labour t&p etc. requiered for proper compleion of the work. , sealing of strata by benonite , installation of india mark-ii hand pump assembly in to the pvc assembly as per instrution of engineer in charge or his authorized repersentative excluding supply of hand pump componant but including all labour pipe jointing material and t&p etc. complete. , development of bore by pumping with pump or by manual and back washing till the discharge is free form turbidity ( max. tolerance 20mg. / lit. turbidity including hire charges of pumping equipment labourt&p , disinfaction of hand pump using powder chlorine compound including through cleaning f all exterior parts of hand pump coming in contact with water also including supply of bleaching powder labour t&p etc. required forproper completion of the work. , construction of 1.85 m dia circular cement concrete platform in 1:2:4 ( cement coarse sand and zamuna ganga stone ballast ) for hand pump as per departmental type design and requirement as per site conditions including supply of all materials. labour t&p etc. required for proper complete of the work. , construction of cement concrete drain for platformas per departmental type design and requirement as per site conditons including supply of all materials labour t&petc. requird for proper sompletion of the work. , embossing the details of hand pump installation as per departmental cireulars over the head of hand pump assembly complete. , complete chemical testiong of water. , photograph and making c.d. , supply and fixing of marble stone name plate , less :- 5% for efficiency on total cost of work , centage 12.50% , labour cess 1%