REPAIR AND MAINTENANCE OF WATER SUPPLY DISTRIBUTION SYSTEM WITH ALLIED WORKS AT RMS CHAIL UNDER GE (I) JUTOGH

Amount

Excavation in trenches not exc 1.50 metre wide not exc 1.50 metre deep in soft/ loose soil for laying of pipe line and getting out complete all as specified and directed

Returning filling in, including spreading leveling, watering and well ramming in layers not exc 25 cm complete all as specified and directed.

Removal of excavated soil surplus to the requirement to a distance n.exc 50 mtr and depositing where directed at a level n.exc 1.5 mtr above the starting point, complete all as specified and directed.

Taking up/down steel tubing connection from trenches incl connected fittings/accessories complete of following sizes for re use of serviceable pipes and removing the U/S pipes from site to safe custody of 100 mm bore, complete all as specified and directed.

All as per Srl item No. 4.00 above but for 40 mm bore, complete all as specified and directed.

All as per Srl item No. 4.00 above but for 25mm bore, complete all as specified and directed.

All as per Srl item No. 4.00 above but for 20mm bore, complete all as specified and directed.

Supply, laying & testing in trenches GI pipe medium grade ISI marked with all fittings complete all as specified for 100 mm bore complete all as specified and directed.

All as per Srl item No. 8.00 above but for 40mm bore, complete all as specified and directed.

All as per Srl item No. 8.00 above but for 25mm bore, complete all as specified and directed.

All as per Srl item No. 8.00 above but for 20mm bore, complete all as specified and directed.

Supply and fixing in replacement of gun metal gate valve ISI marked with iron wheel screwed down high pressure screwed both ends for iron pipe of size 40mm bore including fixing nipple, union or fitting as per site requirement complete all as specified and directed.

All as per Srl item No. 12.00 above but for 20mm bore, complete all as specified and directed.

All as per Srl item No. 12.00 above but for 20mm bore, complete all as specified and directed.

S&F in replacement Butterfly Valve lever operated conforming to IS 13095 of size 100 mm dia PN 1.6, connected with two end flanges, nut-bolts rubber gasket etc including taking down old unserviceable one complete all as specified and directed.

S&F in replacement Cast Iron Y-Type Strainer Flanged Ends to BS10, Table `F`, S.S-304 Perforated Sheet Screen ø1mm. PN 1.6, nut-bolts rubber gasket etc including taking down old unserviceable one, complete all as specified and directed.

M&L for brick masonary valve pit of size 900 x 900 x 900mm dimensions, one brick thick valve pit of following internal dimension with two nos. of RCC slab cover of siutable size with handle to lift atleast 75mm thick having provision of valve key slot , earth work and PCC in foundation 1:3:6, Type C-2, using 40mm graded stone aggregete 150 mm thick, PCC in coping on top 1:2:4, Type B-1 using 20mm graded stone agregate 100mm thick including rendering 15mm thick and two coat of white wash on exposed surfaces on external wall above ground level incl demolition of old unserviceable existing one complete all as specified and directed. Note: RCC slab rate are inclusive in the rates.

Taking out old burnt winding of centrifugal motor 5 to 10 HP and rewinding with super enamalled copper winding wire of suitable size and existing gauge incl insulation materials such as insulating paper sleeves, varnishing and drying with blower incl transportation of motors from installed locations site to workshop and back, refixing at site and reconnecting all electric connection and testing on full load complete all as specified and directed.

S&F in repair DOL starter for 5 HP ,3 Phase ,415 Volts booster pump with all connection complete including taking down old unsv complete all as specified and directed.

S&F in repair DOL starter for 10 HP ,3 Phase ,415 Volts booster pump with all connection complete including taking down old unsv complete all as specified and directed.

Servicing, cleaning and testing of RO plant of capacity 150 LPH and make full functioning of plant to entire satisfaction of Engineer-in-Charge, complete all as specified and directed.

S&F in replacement of sediment filter for RO system of capacity 150 ltr/hours complete all as specified and directed.

S&F in replacement of carbon filters for RO system of capacity 150 ltr/hours complete all as specified and directed.

S&F in replacement of RO membrane filters assembly for RO system of capacity 150 ltr/hours complete all as specified and directed.

S&F in replacement of pre filter for RO system of capacity 150 ltr/hours complete all as specified and directed.

S&F in replacement of flow switch for RO system of capacity 150 ltr/hours complete all as specified and directed.

S&F in replacement of HDPE pipe including fitting upto dia 25mm for water connection suitable for RO system of capacity 150 ltr/hours complete all as specified and directed.

S&F, testing commissioning in replacement of monoblock pumpset two stage with motor of discharge 5.7 Lps and 63m head, 2900 rpm with complete all as specified and directed. Note: Old monoblock pump dismantled at site will be deposited in MES store by contractor.

Supplying, laying, jointing and testing in replacement with pre-insulated multi standard copper conductor flat of size 6 sqmm, 3 core submersible cable and connected with suitable and required thimbles and nut bolts to panels and Booster pump, complete all as specified and directed.

Demolition of Cement Concrete(unreinforced) in ground floors and pavings n exc 15 cm thickness (below or above ground level) or under the over head tank/road cutting etc complete all as specified and directed.

M&L for broken stone or boulders hardcore of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface complete all as specified and directed.

M&L for 75 mm thick PCC 1:4:8, type D-2, using 40 mm graded crushed stone aggregate as in path or against cutting of road etc including form work complete all as specified and directed.

S&F in replacement for ball bearing of the induction motor of as per existing/suitable size complete. Note: a) The rate of dismantling and refixing of motor from pump with complete accessories are quoted in the same item. b) The alingnment of shaft should be checked during installation of motor with pump in all respect. The contractor will be bear the cost of repair in case of failure of motor occurs due to misalingment and no extra payemnt will be paid to contractor.

S&F in replacement Foot valve with flanged ends with nut-bolts and rubber gasket suitable for pipe of size 100 mm including taking out the unserviceable foot valve from the pipe complete all as specified and directed.

M&L for earthing complete with galvanized steel plate earth electrode 60cmx60cmx6mm thick surrounded by char coal and salt buried directly in ground vertically in pit of depth not less then 2.25 mtr below ground level with top edge of the earth plate at depth of not less then 1.5 mtr below ground level surrounded from all sides by char coal dust and common salt in alternate layers of 15 cm depth and earth plate electrode connected to galvanised iron strip 32×6mm as earthing lead by means of GI nuts bolts, check nuts and washers and connected to earthling test point drawn through GI pipe light grade 40mm dia for protection of earth lead strip incl PCC earth pit 1:3:6, type C-2, with RCC cover all as shown in electrical Plate No 3 on SSR Part-I including testing and dismantling, taking down old unser earthing complete all as specified and directed. Note: (i) Rate of Earth work, Earthing electrode, all connections, nut-bolts, washers, earth lead protection pipe of dia 40 mm, water pipe of dia 20 mm complete labour, testing, Earth lead upto 7.5 mtr, char coal dust, common salt, porcelain insulator, PCC earth Pit, RCC cover, funnel with wire mesh are incl in quoted rate.

M&L for earthing complete with galvanized steel plate earth electrode 60cmx60cmx6mm thick surrounded by char coal and salt buried directly in ground vertically in pit of depth not less then 2.25 mtr below ground level with top edge of the earth plate at depth of not less then 1.5 mtr below ground level surrounded from all sides by char coal dust and common salt in alternate layers of 15 cm depth and earth plate electrode connected to galvanised earth lead wire of 4.0mm dia at two points by means of GI nuts bolts, check nuts and washers and connected to earthling test point drawn through GI pipe for protection of earth lead wire incl PCC earth pit 1:3:6, type C-2, with CI frame and RCC cover all as shown in electrical Plate No 3 on SSR Part-I including testing and dismantling, taking down old unser earthing, complete all as specified and directed. Note: (i) Rate of Earth work, Earthing electrode, all connections, nut-bolts, washers, complete labour, testing, Earth lead upto 7.5 mtr, char coal dust, common salt, porcelain insulator, PCC earth Pit, CI frame, RCC cover, funnel with wire mesh are incl in quoted rate and watering pipe, earth lead protection pipe, test poit, earth lead exceeding 7.5 mt are measured and paid separately.

KATWAL TECHNOCRATS

R. P. Suppliers and Construction Co.