Repairs to 03-cusec capacity horizontal split casing pump and mechanical works to be carried out at Lift Irrigation Scheme Braripora of MISD Handwara.

Amount

Complete dismantling of single stage horizontal pump by way of disconnecting all leads from the motor and marking the terminals, uncoupling of motor from the pump. Disassembling, dismantling and segregation of various pump parts such as shaft and sleeves, impeller, gland, fasteners, etc.

Complete assembling of single stage horizontal pump after cleaning of all parts throughly with petrol, coupling and alignment with motor, connecting of motor leads and testing on full load.

Mechanical transportation, loading, unloading and handling of pump using appropriate means of transport through a lead of approximately 25 kilometer.

Providing and fitting of ball bearing no. 6310 along with proper and adequate lubrication.

Manufacturing, providing anf fitting of collar type SS sleeve as per sample.

Rebuilding of pump shaft by way of welding works at excessively worn out places and rebuilding of bearing seats as per requirement and turning and finishing on lathe machine.

Repairs to the excessively worn out CI Impeller by way of rebuilding using CI welding to impeller hub and vanes to restore the original shape of impeller. The job includes balancing turning and finishing of impeller on lathe machine using highly skilled lathe operator

Removing of broken/damaged studs/bolts from pump body, boring and tapping along with fasteners of suitable size (approx 1/2 inch 15 no.) with nut bolts.

Providing and fitting of 135 degree 250 mm dia flanged bend out of 6.3 mm thick pipe approx 07 feet long including dismantling/assembling of suction line using rubber washers and nuts and bolts and testing on full load.

Providing and fitting TC-16 coupling set complete for pumping unit along with flexible rubber tyre. Taking dimensions of prime mover shaft and pump shaft at site and then boring the CI coupling halves as per site requirement on lathe machine at workshop. Complete linear and angular alignment of prime mover and pump shafts for smooth operation including providing and fitting of coupling bolts. Tested pumping unit on full load at site.

Manufacturing, providing anf fitting of SS checknuts as per sample.

providing and fittitng of 65 mm dia brass gate valve with suitable nipple to be welded to pipe

Hiring charges of load carier for carrying welding equipment and DG set and allied toolsand tackles.

welding to suction pipe and rising main at variious spots .

providing and fitting of nuts and bolts

Providing and fitting of PN rating 1.6, non rising stem CI double flanged sluice valve conforming to IS: 14846 .The job includes cost of jointing material nuts, bolts and RI washers required for the job and testing on full load. The job involves cutting of rising main for accomodating sluice valve and providing and fitting of 12 mm thick flanges (02 no.) to pipe ends .Make: zoloto/sant/equivalent.

Repairs/periodic maintenance of 250 mm foot valve installed on suction by way of extraction of foot valve from their installed position by means of cutting damaged/rusted/worn out bolts The job includes reconditioning of hinges, hinge bolts, weight plate, valve seat, valve body by way of welding, patching, grinding etc. Providing and fitting of rubber insertion cloth replacing the rusted/damaged parts, nuts, bolts, hinges etc as per requirement, cutting the old damaged/rusted MS bars of strainer and providing and fitting of new MS bars. Re-fitting to suction line and testing on full load.

M/S NEW BUHROO ELECTRICAL AND MECH ENGG WORKS