Providing and intallation of tube well in HPMC Rohru Tehsil Rohru Distt Shimla HP

Amount

Excavation in foundation, trenches ( for pipes & pits) upto all depths in all classification of earth work such as pick work, jumper work, saturated soil including bailing and pumping out water, blasting soft/ hard rock or chieselling soft/hard rock where blasting is prohibited in all lifts including trimming and dressing of sides, leveling of beds to correct grade i/c shoring /strutting , planking, timbering & dewatering wherever required, stacking the useable & unuseable material /soil separately & after laying jointing & testing of pipes, returning the useable soil in trenches in 15 cm layers including consolidating of such deposoited layer by ramming & watering & then disposing of all surplus excavated soil /unusable material as directed with in all leads & lifts including restoration unmetalled surfaces to its original condition & including cost of diversion for traffic, night signals, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respects with in all leads & lifts as per directions of Engineer-in-Charge.

Transportation of suitable trucks/tractors mounted where road available or with potable rigs where road not available with DTH/ODEX/ percussion/Calyx/Rotary along with acessories etc. to the site of work and erection including levelling of site etc. complete in all respect as per direction of engineer in charge.

Drilling bores of 125 mm dia as per IS: 2800 - 1979 using percussion/Calyx/RC/ ODEX method required for drilling in collapsable starta conglomerate, boulders, pebbles, sand, gravals, silt, clay etc including cost of attachaments extractable casing, consumable stores, bids, water, POL gravel pack in annular space etc complete in all respect as per direction of engineer in charge.

Supplying and lowering of IS marked 125 mm nominal bore 7 MM thick fincut MSERW casing plain and casing Pipe as per IS: 4270 - 2001 with upto date ammendments in a length of 3.00 mtr including cost of cutting, welding, transportation, charges complete in all respect as per direction of engineer in charge. The pipe shall be slotted at a suitable interval.

Providing & fixing suitable casing shoe and Bit tube as per requirement of ODEX attachement complete in all respect as per direction of engineer in charge.

Collection & preservation of soil samples in polythene bags complete in all respect as per direction of engineer in charge.

Development of borewell and yield testing with air compressure through V-notch and disinfection etc. complete in all respect as per IS 2800-1979 and as per direction of engineer in charge.

Providing submarsible pump confirming to IS 9034-1976 along with directly cuppled submersible type squirrer cage electric induction motor sutable for erraction 415/215 volt single /3 phase 50 CPS AC supply water lubricated bearing and provided with pivoted segment type thrust bearing to with stand non vartical lead with maxium wear and tear and duly fitted divice to take up to the expention of water with heating of motor complet in all respect include entire carige of material up to all leads and lifts(Make KSB, Kirloskar,GE, Mather and platt.Total Head -104.91, Discharge - 0.6Lps ,Capacity - 15HP including accessories.

Providing and laying;Jointing and testing in trenches to be levelled to grades IS marked ,MS Pipe flanged pipe of following dia meters conforming to IS 1978 YST 210 (latest with up to date ammdments) having minimum wall thickness as specified below of steel grade YST 210 jointed with flanges conforming to table as specified below of IS 6392-1971 (latest with upto date ammendments )welded at both ends according to relevant IS standard and detailed specifications and provided with nuts and bolts of required size,3mm thick compressed asbestos fiber gasket or synthetic rubber gasket conforming to relevant IS codes including all short pieces,bends tees,and other specials extra made from parent tubes and welded with flanges of tables as applicable to the particular reach and of approved specifications as per site condition including flushing,cleaning,painting and hydraulic testing complete. The pipes and specials shall have galvanised coating as per ISW-4736 with latest ammendments..at following RDs.

Prov MS Flange for jointing of GI pipe mention as below and same shelf confirm to BIS 6392-1971 including the cost of nut bolts as per direction of Engineering in charge Dia 50mm

ZAFIR HUSSAIND

Sushil Chauhan