SPL REPAIR TO BER EM INSTALLATIONS AT KOLKATA AREA ALONGWITH PROVISION OF 01 X SENTRY POST ALONGWITH BOUNDARY WALL NEAR BLDG NO OTM 05 (JCO MESS) AT 2 CBPO UNDER GE (N) KOLKATA

Amount

Surface excavation n.exc. 30cm deep and averaging 15cm deep and getting out in Soft/ loose soil complete all as specified and directed.

Excavating over areas n exc 1.5m deep and getting out in soft/ loose soil complete all as specified and directed.

Returning filling including spearding levelling watering and well ramming in layer n. exc. 25 cm in soft/ loose soil complete all as specified & directed.

Removing excavated soil n.exc 50 m and deposited where directed at a level n.exc 1.5 m above the starting point complete all as specified and directed.

M&L for providing cement concrete (1:4:8) type D2 ( using 40mm graded stone aggregates) in foundations filling and mass concrete complete all as specified and directed.

M&L for reinforced cement concrete M-25 (design mix) in foundations, including rafts, footings, foundation beams, plinth beams, bases for columns, etc., basement slabs, under-reamed piles and mass concrete complete all as specified and directed. Note : Reinforcement and formwork shall be measured and paid separately.

M&L for reinforced cement concrete M-25 (design mix) in beams, cantilevers, bressummers, lintels over 1.5m span complete all as specified and directed. Note : Reinforcement and formwork shall be measured and paid separately.

M&L for reinforced cement concrete M-25 (design mix) in columns, pillars, piers, posts and struts complete all as specified and directed. Note : Reinforcement and formwork shall be measured and paid separately.

M&L for reinforced cement concrete M-25 (design mix) in slabs supported on walls, beams and columns in floors, landings, balconies, canopies, deck slabs and in shelves and the like complete all as specified and directed. Note : Reinforcement and formwork shall be measured and paid separately.

M&L for formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams and similar work, vertical or to batter complete all as specified and directed.

M&L for formwork to sides and soffits of floor beams and roof beams, beam haunchings, girders, bressummers, lintels, cantilevers, shelves including supports, overhang, etc. also splays between floor and beams etc. complete all as specified and directed.

M&L for formwork to sides of pillars, posts, struts, piers, columns and stanchions complete all as specified and directed.

M&L for formwork to soffits of suspended slabs such as roof slabs, floor slabs, landing and similar work, not exceeding 200mm thick (horizontal or sloping) complete all as specified and directed.

M&L for formwork to faces of walls,retaining walls, abutments,parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter; not exceeding 200mm thick ( horizontal or sloping) all as specified and directed.

M&L for TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

All as per Item No. 15 above but 6 to 8mm dia complete all as specified and directed.

All as per Item No. 15 above but 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders complete all as specified and directed.

M&L for Brickwork with fly ash bricks straight or curved on plan exc 6m mean radius, built in CM 1:6 complete all as specified and directed.

M&L for 5 mm thick rendering in CM (1:3) on concrete surfaces as in sides of column, lintel, beam, chajja, facia, railing, RCC wardrobe etc. including finishing the surface even and fair without using extra cement complete all as specified and as directed.

M&L for rendering 15mm thick in cement mortar (1:6) on fair faces of brickwork or concrete surfaces, finished the surface even and smooth without using extra cement complete all as specified and directed.

M&L for 20 mm thick rendering with CM (1:4) in two layers , 10 mm thick in each layer and mixed with integral water proofing liquid admixture on top layer of external surfaces of brick work or concrete surfaces including finishing the surface even and smooth w/o using extra cement complete all as specified and as directed. Note : Water proofing liquid admixture shall be measured and paid separately

Supply only liquid water proofing compound complete all as specified and directed.

M&L for 5 mm thick rendering in CM (1:3) on ceiling including finishing the surface even and fair without using extra cement complete all as specified and directed.

M&L for preparation of newly plastered surfaces of walls and applying three coats of white wash complete all as specified and directed.

M&L for preparation of newly plastered suface of ceiling and applying three coats of white wash complete all as specified and directed.

M&L for preparation of newly plastered surfaces of wall and applying two coats of cement base paint over a coat of alkali resistant primer complete all as specified and directed.

M&L for hardcore of gauge exc.63 mm but not exc.100mm, deposited, spread and levelled in layers n.exc. 15cm thick, watered/ rammed to a true surface complete all as specified and directed.

M&L for 75mm thick cement concrete (1:4:8) type D2 (using 40mm graded stone aggregates) as in sub base of floors complete all as specified and directed.

M&L for providing 40mm thick cement concrete (1:2:4) type B-1 (using 20mm graded stone aggregates) as in floor, laid in bays, finished the surface even and smooth without using extra cement complete all as specified and directed.

M&L for 75 mm thick PCC (1:3:6) type C2 (using 40 mm graded stone aggregate) as in pavement/ plinth protection, laid in bays and joints filled up with bituminous gola with 80/25 bitumen ( 1 part of bitumen to be mixed with 3 part of sand) and finished the surface fair and even complete all as specified and directed.

M&L for chequered cement concrete tiles 30cm x 30cm x 25mm thick, laid over 20 mm thick screed bed or bedding layer of cement mortar in CM (1:6) for laying floor finishes set, jointed with grey cement and pigment and pointed in neat cement slurry in floors complete all as specified and directed.

S&F rolled mild steel Fe-410-W (grade E-250) quality A framed work such as grills, gratings, etc. with ends of bars shouldered and/ or riveted, or forged into spikes, framed guard bars and similar work complete all as specified and directed.

Supply, installing , testing and commissioning 1000 Ltrs per hour RO (Reverse Osmosis) water treatment plant of treated water quality parameters ( like TDS < 100 PPM and nil bacteria recorded) integrated with high pressure pump, FRP moulded IRP and activated carbon filters along with media, Raw water feed pump, housing membranes and UV sterilizer, pressure gauge, dozing pump, 1000 ltrs SS Tank along with panel board and floaty, high/ low pressure switch with pipe line and other necessary fittings arrangement complete all as specified and directed. Make : Royal Aqua/ Zeolite/ Ion Exchange

Supply, installing, testing and commissioning Borewell submersible pump motor set 12.5hp, 3 phase, 415 volts, 2900 RPM, Star Delta Motor pump having delivery outlet 80mm, discharge capacity range 30 cum/hr at 66 mtr head with lead cable only complete all as specified and directed. Model Bpd-273/8A+UMAI-150-9/22, Make: KSB or equivalent in Kirloskar/ Calama

Supply, installing, testing and commissioning Horizontal dewatering self priming pump coupled with18.5/ 25 (KW/HP) squirrel cage induction motor set along with baseplate along with coupling, foundation nuts and bolts including foundation work as required complete all as specified and directed. Model : SP 8LA coupled with TEFC IE 2 Motor Make: Kirloskar or Equivalent in KSB/ Calama

Supply, installation, testing and commissioning of multi grade filter media made up of MS plate of capacity 10000 GPH, consisting of cylindrical, vertical pressure filter complete with Air Compressor of adequate capacity for back wash of filter media, frontal pipe work, necessary valves & fittings including civil foundation i.e., necessary earth work & PCC (as per manufacturer recommendation) & 2 nos. pressure indicators & sampling cocks. Filter media of filtering sand mixture of 6-14 & 16-30 BS mess of bed depth 915mm & necessary sub fill like gravels, pebbles all as specified inclusive of test kit. It shall be painted internally with two coats of black bituminous paint (drinking water purpose) and the external surface with two coats of synthetic enamel paint over one coat of red oxide complete all as specified and directed.

Supply, installing, testing and commissioning horizontal dewatering self priming pump SP 8LA coupled with 28 HP electric start diesel engine set along with 12 volts 1 number battery and standard trolley mounted complete all as specified and directed. Model : SP 8LA coupled with TEFC IE 2 Motor Make: Kirloskar or Equivalent in KSB/Calama

S&F in repair GI water tubing, medium grade, 25 mm dia, incl fittings/ accessories like sockets, bend, elbow, union etc. laying in trenches complete all as specified and directed.

S&F in repair gunmetal globe/ gate valve with iron wheel head, screwed both ends of sizes 25 mm ISI marked complete all as specified and directed.

S&F Rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) of capacity 2000 ltrs hoisted and fixed in position all as specified in SSR Part I complete all as specified and directed.

S&F Rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) of capacity 500 ltrs hoisted and fixed in position all as specified in SSR Part I complete all as specified and directed.

Material and labour for mild steel work in form of bars/ angles/pipe and welding works to fabricate net frame/ base channels of pump/ supporting columns pump/delivery pipe etc. including taking down old unserviceable mild steel frame work complete all as specified and directed.

Supply and fix Pipe in repair ERW steel pipe including specials nominal dia 100mm as per IS 3589 (1981) thickness 4.8mm complete all as specified and directed.

Materials & labour for earthing complete with galvanized steel earth plate electrode 600 x 600 x 6.0 mm thick, buried directly in ground (earth pit not less than 2.25 m deep below normal ground level ) with top edge of the plate not less than 1.5 m below normal ground level, connected to GI strip of size 32x6 mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel, earth strip protected by and including 40mm dia GI pipe(light grade), alternate layers of charcoal and salt, including 20 mm bore GI tubing for watering to earth electrode, earth strip connected to test point/ distribution panel /feeder pillar etc as directed including necessary earth work, concrete pit with PCC (1:3:6) type C1, pre cast RCC(1:1:5:3) type A1 cover slab duly reinforced with 8 mm dia TMT bar 150mm c/c both way and two numbers lifting handle made of TMT bar and set in cement mortar (1:4), funnel, wire mesh, all as shown in electrical plate No 3 of SSR part-1 and testing on completion including taking out old unserviceable earthing complete all as specified and directed.

Supply and fix Automatic star delta submersible pump controller starter max operating current 25-31 amps, contactor 20 amp complete all as specified and directed.

SPS TRADING (BID ID -3414726)

R. D. Industrial (BID ID -3403908)