Special repair and augmentation of water supply system and ancillaries in Happy Valley, Shillong and Special repair and upgradation of existing water supply system at Demsiniong

SCHEDULE ‘A’ PART-I (SCHEDULE OF ITEMS) SPECIAL REPAIR AND AUGMENTATION OF WATER SUPPLY SYSTEM AND ANCILLARIES IN HAPPY VALLEY, SHILLONG

Pumping sets, centrifugal, electric driven, supplied and installed complete 15HP Capacity inclusive of Base PCC foundation

Pumping sets, centrifugal, electric driven, supplied and installed complete above 25HP inclusive of PCC foundation

Pumping sets, centrifugal, electric driven, supplied and installed complete above 30HP inclusive of PCC foundation

Providing and fixing G.I. pipes complete with G.I. fittings including laying of pipe line, open wall or trench as per site etc.80 mm dia nominal bore (Note : As per site requirement)

Providing and fixing G.I. pipes complete with G.I. fittings including laying of pipe line, open wall or trench as per site etc.50 mm dia nominal bore (Note : As per site requirement)

Providing and fixing G.I. pipes complete with G.I. fittings including laying of pipe line, open wall or trench as per site etc.40 mm dia nominal bore (Note : As per site requirement)

Providing and fixing G.I. pipes complete with G.I. fittings including same etc. 25 mm dia nominal bore (Note : As per site requirement)

Valves, Sluice, flanged of class 1.0 PN supplied and installed complete, size 150 mm (6”)dia.

Valves, Sluice, flanged of class 1.0 PN supplied and installed complete, size 100 mm (4”)dia.

Valves, Sluice, flanged of class 1.0 PN supplied and installed complete, size 80 mm (3”)dia.

Foot Valve conforming to IS 4038 supplied and installed complete of size 100 mm (4”) dia

Valve, globe conforming to IS 9338, supplied and installed complete of size 50 mm (2”) dia pipe

Providing and fixing C.I. double acting air valve of 100mm dia approved quality with bolts, nuts, rubber insertions etc. complete (all as specified and directed by Engr-in-charge)

Supply and fix non return valve of of 100 mm dia complete

Direct cylinder mounted type vacuum chlorinator for pressure feed including all gauges, pump, motor conforming to IS 10553 part - 2 having capacity 1.0 to 1000gm/hr

Supply and fix Ionizer system capacity up to 3.0 lakh litre. All as directed and specified bt Engr-in-charge

Supply and fix Pressure filter for flow rate of 50 M3/hr. All as directed and specified bt Engr-in-charge

Supply & fixing of PVC insulated three core sheathed submersible flat cable 10.0 sq mm for submersible pumps with copper conductor 1100 Volts Grade Conf to IS 694/1990 ISI

Submersible pump, electric driven 415 V, TP suitable for 200/250 mm dia bore well (Casing pipe size 200/250 mm) supply and Install complete from 20HP Capacity with lowering of Existing borewel including T&P etc. All as directed and specified bt Engr-in-charge

M&L of Star Delta fully Automatic starter 30Hp Capacity. 3 phase, 50HZ

M&L Star Delta fully Automatic starter 25Hp Capacity. 3 phase, 50HZ

M&L Star Delta fully Automatic starter 15Hp Capacity. 3 phase, 50HZ

M&L Star Delta fully Automatic starter suitable for submersible 30HP Capacity

Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer-in-charge, upto 90 metre depth below ground level rocky strsts including boulders 350mm dia

Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer -in-charge, beyond 90 metre & upto 150 metre depth below ground level.Rocky strata including Boulders 350mm dia

Supplying, assembling, lowering and fixing in vertical position in 200mm nominal size dia having minium wall thickness 5.40mm bore well, ERW (Electric Resistance Welded) FE 410 mild steel screwed and socketed/plain ended casing pipes of required dia, conforming to IS: 4270, of reputed & approved make, including painted with outside surface with two coats of anticorrosive paint of approved brand and manufacture, including required hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer-in-charge.

Supplying, assembling, lowering and fixing in vertical position in 200 mm nominal size dia bore well, ERW (Electric Resistance Welded) FE 410 plain slotted (having slot of size 1.6/3.2 mm) mild steel threaded and socketed/ plain bevel ended pipe (type A) of required dia, conforming to IS: 8110, of reputed and approved make, having wall thickness not less than 5.40 mm, including painted with outside surface with two coats of anticorrosive bitumestic paint of approved brand and manufacture, including hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer -in-charge

Development of tube well in accordance with IS : 2800 (part I) and IS: 11189, to establish maximum rate of usable water yield without sand content (beyond permissible limit), with required capacity air compressor, running the compressor for required time till well is fully developed, measuring yield of well by "V" notch method or any other approved method, measuring static level & draw down etc. by step draw down method, collecting water samples & getting tested in approved laboratory, i/c disinfection of tubewell, all complete, including hire & labour charges of air compressor, tools & accessories etc., all as per requirement and direction of Engineer-in-charge

Providing and fixing suitable size threaded mild steel cap or spot welded plate to the top of bore well housing/ casing pipe, removable as per requirement, all complete for borewell of: 200mm dia

Providing and fixing M.S. clamp of required dia to the top of casing/ housing pipe of tubewell as per IS: 2800 (part I), including necessary bolts & nuts of required size complete. 200mm dia

Providing and fixing Bail plug/ Bottom plug of required dia to the bottom of pipe assembly of tubewell as per IS:2800 (part I). 200mm dia

Supplying, filling, spreading & leveling stone boulders of size range 5 cm to 20 cm, in recharge pit, in the required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge.

Supplying, filling, spreading & leveling gravels of size range 5 mm to 10 mm, in the recharge pit, over the existing layer of boulders, in required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge.

Supplying, filling, spreading & leveling coarse sand of size range 1.5 mm to 2 mm in recharge pit, in required thickness over gravel layer, for all leads & lifts, all complete as per direction of Engineer -in?charge.

Providing and fixing factory made precast RCC perforated drain covers, having concrete of strength not less than M-25, of size 1000 x 450x50 mm, reinforced with 8 mm dia four nos longitudinal & 9 nos cross sectional T.M.T. hoop bars, including providing 50 mm dia perforations @ 100 to 125 mm c/c, including providing edge binding with M.S. flats of size 50 mm x 1.6 mm complete, all as per direction of Engineer?in-charge.

Constructing masonry Chamber 60x60x75 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100mm top diameter, 160 mm bottom diameter and 180 mm deep ( inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size ) , i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design : with common burnt clay FPS(Non modular) bricks of class designation 7.5

Constructing masonry Chamber 90x90x100 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100 mm top diameter, 160 mm bottom diameter and 180 mm deep (inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size ), i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size ) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design : With common burnt clay F.P.S.(non modular) bricks of class designation 7.5

SCHEDULE ‘A’ PART-II (SCHEDULE OF ITEMS) SPECIAL REPAIR AND UPGRADATION OF EXISTING WATER SUPPLY SYSTEM AT DEMSINIONG

Pumping sets, centrifugal, electric driven, supplied and installed complete 15HP Capacity inclusive of Base PCC foundation

Pumping sets, centrifugal, electric driven, supplied and installed complete above 25HP inclusive of PCC foundation

Pumping sets, centrifugal, electric driven, supplied and installed complete above 30HP inclusive of PCC foundation

Providing and fixing G.I. pipes complete with G.I. fittings including laying of pipe line open, wall or trench etc.80 mm dia nominal bore (Note : As per Site Condition )

Providing and fixing G.I. pipes complete with G.I. fittings including laying of pipe line open, wall or trench etc 50 mm dia nominal bore (Note : As per Site Condition )

Providing and fixing G.I. pipes complete with G.I. fittings includinglaying of pipe line open, wall or trench etc 40 mm dia nominal bore (Note : As per Site Condition )

Providing and fixing G.I. pipes complete with G.I. fittings including laying of pipe line open, wall or trench etc 25 mm dia nominal bore (Note : As per Site Condition )

Valves, Sluice, flanged of class 1.0 PN supplied and installed complete, size 150 mm (6”)dia.

Valves, Sluice, flanged of class 1.0 PN supplied and installed complete, size 100 mm (4”)dia.

Valves, Sluice, flanged of class 1.0 PN supplied and installed complete, size 80 mm (3”)dia.

Foot Valve conforming to IS 4038 supplied and installed complete of size 100 mm (4”) dia

Valve, globe conforming to IS 9338, supplied and installed complete of size 50 mm (2”) dia pipe

Providing and fixing C.I. double acting air valve of 100mm dia approved quality with bolts, nuts, rubber insertions etc. complete (All as per specified by Engr-in-charge).

Supply and fix non return valve of of 100 mm dia complete

Direct cylinder mounted type vacuum chlorinator for pressure feed including all gauges, pump, motor conforming to IS 10553 part - 2 having capacity 1.0 to 1000gm/hr

Supply and fix Ionizer system capacity up to 3.0 lakh litre

Supply and fix Pressure filter for flow rate of 50 M3/hr

Supply & fixing of PVC insulated three core sheathed submersible flat cable 10.0 sq mm for submersible pumps with copper conductor 1100 Volts Grade Conf to IS 694/1990 ISI

Submersible pump, electric driven 415 V, TP suitable for 200/250 mm dia bore well (Casing pipe size 200/250 mm) supply and Install complete from 20HP Capacity with lowering of Existing borewel including T&P etc

M&L of Star Delta fully Automatic starter 30Hp Capacity, 3 phase, 50 HZ

M&L of Star Delta fully Automatic starter 25Hp Capacity, 3 phase, 50 HZ

M&L of Star Delta fully Automatic starter 15Hp Capacity, 3 phase, 50 HZ

M&L of Star Delta fully Automatic starter suitable for submersible 30HP Capacity

Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer-in-charge, upto 90 metre depth below ground level rocky strsts including boulders 350mm dia

Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer -in-charge, beyond 90 metre & upto 150 metre depth below ground level.Rocky strata including Boulders 350mm dia

Supplying, assembling, lowering and fixing in vertical position in 200mm nominal size dia having minium wall thickness 5.40mm bore well, ERW (Electric Resistance Welded) FE 410 mild steel screwed and socketed/plain ended casing pipes of required dia, conforming to IS: 4270, of reputed & approved make, including painted with outside surface with two coats of anticorrosive paint of approved brand and manufacture, including required hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer-in-charge.

Supplying, assembling, lowering and fixing in vertical position in 200 mm nominal size dia bore well, ERW (Electric Resistance Welded) FE 410 plain slotted (having slot of size 1.6/3.2 mm) mild steel threaded and socketed/ plain bevel ended pipe (type A) of required dia, conforming to IS: 8110, of reputed and approved make, having wall thickness not less than 5.40 mm, including painted with outside surface with two coats of anticorrosive bitumestic paint of approved brand and manufacture, including hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer -in-charge

Development of tube well in accordance with IS : 2800 (part I) and IS: 11189, to establish maximum rate of usable water yield without sand content (beyond permissible limit), with required capacity air compressor, running the compressor for required time till well is fully developed, measuring yield of well by "V" notch method or any other approved method, measuring static level & draw down etc. by step draw down method, collecting water samples & getting tested in approved laboratory, i/c disinfection of tubewell, all complete, including hire & labour charges of air compressor, tools & accessories etc., all as per requirement and direction of Engineer-in-charge

Providing and fixing suitable size threaded mild steel cap or spot welded plate to the top of bore well housing/ casing pipe, removable as per requirement, all complete for borewell of: 200mm dia

Providing and fixing M.S. clamp of required dia to the top of casing/ housing pipe of tubewell as per IS: 2800 (part I), including necessary bolts & nuts of required size complete. 200mm dia

Providing and fixing Bail plug/ Bottom plug of required dia to the bottom of pipe assembly of tubewell as per IS:2800 (part I). 200mm dia

Supplying, filling, spreading & leveling stone boulders of size range 5 cm to 20 cm, in recharge pit, in the required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge.

Supplying, filling, spreading & leveling gravels of size range 5 mm to 10 mm, in the recharge pit, over the existing layer of boulders, in required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge.

Supplying, filling, spreading & leveling coarse sand of size range 1.5 mm to 2 mm in recharge pit, in required thickness over gravel layer, for all leads & lifts, all complete as per direction of Engineer -in?charge.

Providing and fixing factory made precast RCC perforated drain covers, having concrete of strength not less than M-25, of size 1000 x 450x50 mm, reinforced with 8 mm dia four nos longitudinal & 9 nos cross sectional T.M.T. hoop bars, including providing 50 mm dia perforations @ 100 to 125 mm c/c, including providing edge binding with M.S. flats of size 50 mm x 1.6 mm complete, all as per direction of Engineer?in-charge.

Constructing masonry Chamber 60x60x75 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100mm top diameter, 160 mm bottom diameter and 180 mm deep ( inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size ) , i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design : with common burnt clay FPS(Non modular) bricks of class designation 7.5

Constructing masonry Chamber 90x90x100 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100 mm top diameter, 160 mm bottom diameter and 180 mm deep (inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size ), i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size ) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design : With common burnt clay F.P.S.(non modular) bricks of class designation 7.5

SCHEDULE ‘A’ PART-III (SCHEDULE OF CREDIT)

SCHEDULE ‘A’ PART-I Old unsv GI Pipe of 80mm dia (Rate should be quoted Rs 80.00 per RM or more)

Old unsv GI Pipe of 50mm dia (Rate should be quoted Rs 50.00 per RM or more)

Old unsv GI Pipe of 40mm dia (Rate should be quoted Rs 40.00 per RM or more)

Old unsv GI Pipe of 25mm dia (Rate should be quoted Rs 30.00 per RM or more)

Old unsv Sluice Valve 150mm dia (Rate should be quoted Rs 250.00 per Each or more)

Old unsv Sluice Valve 100mm dia (Rate should be quoted Rs 175.00 per Each or more)

Old unsv Sluice Valve 80mm dia (Rate should be quoted Rs 150.00 per Each or more)

Old unsv Foot Valve 100mm dia (Rate should be quoted Rs 125.00 per Each or more)

Old unsv Globe Valve 50mm dia (Rate should be quoted Rs 75.00 per Each or more)

Old unsv Air Valve 100mm dia (Rate should be quoted Rs 85.00 per Each or more)

Old unsv Non Return Valve 100mm dia (Rate should be quoted Rs 350.00 per Each or more)

SCHEDULE ‘A’ PART-II Old unsv GI Pipe 80mm dia (Rate should be quoted Rs 80.00 per RM or more)

Old unsv GI Pipe 50mm dia (Rate should be quoted Rs 50.00 per RM or more)

Old unsv GI Pipe 40mm dia (Rate should be quoted Rs 40.00 per RM or more)

Old unsv GI Pipe 25mm dia (Rate should be quoted Rs 30.00 per RM or more)

Old unsv Sluice Valve 150mm dia (Rate should be quoted Rs 250.00 per Each or more)

Old unsv Sluice Valve 100mm dia (Rate should be quoted Rs 175.00 per Each or more)

Old unsv Sluice Valve 80mm dia (Rate should be quoted Rs 150.00 per Each or more)

Old unsv Foot Valve 100mm dia (Rate should be quoted Rs 150.00 per Each or more)

Old unsv Globe Valve 50mm dia (Rate should be quoted Rs 75.00 per Each or more)

Old unsv Air Valve 100mm dia (Rate should be quoted Rs 150.00 per Each or more)

Old unsv Non Return Valve 100mm dia (Rate should be quoted Rs 350.00 per Each or more)

M/s K B Enterprises