SPECIAL REPAIR AND ADDN ALTN TO WATER FILTER PLANT AND EXTERNAL WATER SUPPLY SYSTEM AT MIL STN KANKINARA INCLUDING CERTAIN MINOR WORKS AT 507 ABW KANKINARA UNDER GE (N) KOLKATA

Taking down cast Iron/DI water mains 150mm bore (including all fittings), with spigot and socket ends and lead joints including burning out joints for recovering lead including stacking of serviceable pipes aside complete all as specified and as directed.

Excavation in trenches soft/ loose soil not exceeding 1.5 mtr wide in not exceeding 1.5mtr in depth for foundation etc or for shaft well, cesspits, manholes, fire hole etc n.exc 10sqmm on plan and not exceeding 1.5mtr in depth and getting out complete all as specified and as directed.

Returning, filling in trenches with excavated soil including spreading, levelling, watering and well ramming in layers not exceeding 25 cm complete all as specified and directed.

Removing surplus soil /spoil to a distance not exceeding 50 metre away and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and directed.

Supply, laying and jointing of ductile iron pipes of 150 mm bore with spigot and socket ends sutiable for tyton joint (Rubber gasket joint) centrifugally cast class (K-9) for drinking water supply, inner side cement lining outer side black bitumen coating and any lenght, laid on RCC pillars or trenches/wall including testing, jointing with jointing materials with ISI marked complete all as specified and directed.

Supply and fix in repair 150 mm bore cast iron sluice valves, Non rising type, (ISI marked) PN 1.6 conforming to IS-14846/2000, both end flanged,with stainless steel spindle, iron hand wheel including all necessary fixing and jointing arrangement such as MS nuts,bolts, washers and gasket etc and testing complete including taking down old unserviceable sluice valve complete all as specified and as directed. Make: KALPANA /UPADHYA /Zoloto

All as per item No 6 above, but for size 100 mm bore complete all as specified and as directed.

Supply and fix horizontal Centrifugal monobloc pump 20 HP ,3 Phase ,415 Volt ,2900 Rpm having suction and delievery 65 x 65 mm discharge capacity 708 lpm at 70 mtr head including PCC foundation ,foundation nut bolts and complete installation and testing after electric connection etc all as specified and directed by EIC.

Dismantling of unserviceable old rusted MS overhead 20000 Gln tank by means of gas cutting, unscrewing nuts & bolts and shifting to MES store yard complete all as specified.

Supply and installation of SMC/ GRP panel water tank conforming to IS :14399 (part 1 & 2): : 1996, size of tank 8 x4 x 2 mtr of capacity 64 KL including painted grillage for tank complete all as specified and as directed.

Supplly and fix medium grade GI pipe of 100 mm bore complete all as specified and as directed.

Material & labour for construction of brick masonry valve pit chamber including necessary excavation and earth work and demolition of old damaged valve pit chamber complete with frame and MS cover alongwith locking arrangements (3mm thick with staffen and two handles), making of PCC work (1:2:4 ) type C1 foundation for size (1000x1000x1000 mm) internal dimension complete all as specified and directed.

Material and labour for Ductile iron Fittings/CI such as bends (any type radius and angle), Tapers any type (straight, bend, increasing, decreasing or double socket etc ), Tee pieces, single branch, "Y" junction, double branch cross (all socket or socket and spigot) collars caps and plugs etc sutiable for upto 150 mm bore 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 as directed.

Supply and fix in repair 150 mm bore cast iron sluice valves, Non rising type, (ISI marked) PN 1.6 conforming to IS-14846/2000, both end flanged,with stainless steel spindle, iron hand wheel including all necessary fixing and jointing arrangement such as MS nuts,bolts, washers and gasket etc and testing complete including taking down old unserviceable sluice valve complete all as specified and as directed. Make: KALPANA / UPADHYA / Zoloto / Leader.

All as per item No 15 above, but for size 100 mm bore complete all as specified and as directed.

Supply and fix 100mm bore cast iron Non Return Valve flanged both ends including all necessary fixing and jointing arrangement such as MS nuts, bolts, washers & gasket, etc and testing including taking down old unserviceable Non Return Valve complete all as specified and as directed.

Supply & fixing PVC insulated unsheathed mulstranded copper cable FRLSH 16 Sqmm for power supply to Motor complete all as specified and directed.

Material and labour for PCC (1:2:4) type B-2 (using 40 mm graded aggregate) for filling in foundation and mass concrete complete all as specified and as directed.

Material and labour for PCC (1:3:6) type C-2 (using 40 mm graded aggregate) for filling in foundation and mass concrete complete all as specified and as directed.

Surafce dressing, n exc 15 cm deep and getting out in soft / loose soil for making the surface plain all as specified and as directed

Site clearance and getting out in soft / loose soil for making the surface clean all as specified and as directed

M&L for cutting hard standing / road for laying of pipe, not exc 30 cms wide and not exc 30 cm deep, and getting out in soft/ loose soil, etc. complete all as specified and directed.

Supply, fix, connecting, testing and commissioning fully automatic star delta starter AC 3 Phase 415 Volts 50 Hz, enclosure in steel sheet enclosure suitable for 20 to 25 HP motor having range including taking down old unserviceable starter complete all as specified directed. (Model - C & S / ABB /siemens/L&T)

Material & Labour for brickwork with subclass 'B' old burnt bricks straight or curved on plan to any radius in half brick thick walls built in cement morter (1:6) complete all as specified and directed.

Material & labour for rendering 10mm thick on fair faces of brick work sufaces with CM (1:4) complete all as specified and directed.

Surface excavation not exc 30 cm deep and averaging 15 cm deep and getting out in soft /loose soil complete all as specified and directed.

Excavating in post holes (or similar holes) each n exc 0.5 cu. m, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, in soft/loose soil complete all as specified and as directed.

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

M&L for 75mm thick PCC (1:4:8) type D2, (using 40mm graded aggregate) as in sub floors, sub bases, floors and pavings to receive floor finishes complete all as specified and directed.

Material and labour for PCC (1:4:8) type D2 (using 40mm graded stone aggregate) as in foundations, filling and mass concrete complete all as specified and directed.

M&L for sand filling under floors or in foundations including watering and consolidation complete all as specified and directed. Note: Only punned down thickness shall be measured and paid.

M&L for providing cement concrete (1:2:4) type B-0, (using 12.50 mm graded stone aggregates) in lintels upto 1.5m clear span, cills, steps, seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs not provided for in Item 04028, water troughs and the like including weathering, slightly rounded or chamfered angles and throating including necessary formwork complete all as specified and directed.

S&F structural steel work as in roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc. complete all as specified and directed.

S&F mild steel plates, plain or chequered, 5mm thick or over in thikness in available sizes complete all as specified and directed.

Material and labour for two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer to new steel surface including preparation of surfaces exceeding 10cm with or girth complete all as specified and as directed.

Supply and fix pre- painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in ridges, fixed with self tapping screws complete all as specified and directed.

Supply and fix Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and directed.

Material and labour for brick work with bricks class designation 75, old size, straight or curved on plan exc 6m mean radius built in cement mortar (1:6) complete all as specified and as directed.

Material and labour for rendering 15mm thick in cement mortar (1:4) on fair faces of brickwork or concrete surfaces, finished the surfaces even and smooth without using extra cement complete all as specified and directed.

M&L for preparation of new plastered surface of wall and applying two coats of cement base paint complete all as specified and directed.

M&L for chequered cement concrete tiles 30cmx30cmx25mm thick laid over 20mm thick screed bedor bedding layer in CM (1:6) for laying floor finishes set, jointed with grey cement and pigment and pointed in neat cement slurry in floors including demolition of old unserviceable tiles complete all as specified and directed.