CWE/AF AMB/SAR-31/2022-23 AUGMENTATION OF WATER SUPPLY SYSTEM AT 1 AFSB DEHRADUN UNDER GE (AF) SARSAWA

Amount

Excavating over areas, not exceeding 1.5 mtr deep and getting out in soft/ loose type of soil complete all as specified & directed.

Excavating over areas, exceeding 1.5 mtr but not exceeding 3.0 mtr deep and getting out in soft/ loose type of soil complete all as specified & directed.

Returning, filling in, including spreading leveling watering and well ramming in layers not exceeding 25cm thick each in soft / loose type of soil complete all as specified & directed.

Removal of excavated soil to a distance exceeding 50 mtr but not exceeding 250 mtr & depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified & directed.

Removal of excavated soil to a distance exceeding 250 mtr but not exceeding 500 mtr & depositing where directed complete all as specified & directed.

M&L plain cement concrete(PCC) 1:3:6 type C2 (using 40mm graded mechanically crushed stone aggregate) as in foundations, filling and mass concrete complete all as specified & directed

M&L mild steel TMT bars (corrosion resistant steel) 10mm dia and over, Fe500/Fe500D grade confirming to IS-1786, 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 & directed.

M&L mild steel TMT bars (corrosion resistant steel) 6mm to 8mm dia, Fe500/Fe500D grade confirming to IS-1786, 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 & directed.

M&L mild steel TMT bars (corrosion resistant steel) 6mm dia and over upto & inculding 10mm dia, Fe500/Fe500D grade confirming to IS-1786, cut to length 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 as in stirrups, spacer & binders complete all as specified & directed.

M&L 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 for fair finished curved surfaces of concrete complete all as specified & directed.

M&L formwork to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter for fair finished curved surfaces of concrete complete all as specified & directed.

M&L formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200mm thick (Horizontal or sloping) for fair finished curved surfaces of concrete complete all as specified & directed.

M&L formwork to sides and soffits of floor or roof beams, beam haunchings, girders, bressummers, lintels, cantilevers, shelves including supports, overhangs, etc. also splays between floors and beams, etc. for fair finished curved surfaces of concrete complete all as specified & directed.

M&L reinforced cement concrete (RCC) M-30, design mix, using 20mm graded mechanically crushed stone aggregate as 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 & directed.

M&L reinforced cement concrete (RCC) M-30, design mix, using 20mm graded mechanically crushed stone aggregate as in slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like complete all as specified & directed.

M&L reinforced cement concrete (RCC) M-30, design mix, using 20mm graded mechanically crushed stone aggregate as in beams, cantilevers, bressummers, lintels over 1.5mtr span complete all as specified & directed.

M&L reinforced cement concrete (RCC) M-30, design mix, using 20mm graded mechanically crushed stone aggregate as in Walls, retaining walls, basement walls, ballast walls and the like; any thickness; above top of footings; including attached pilasters and buttresses complete all as specified & directed.

M&L rendering 5mm thick in cement mortar 1:3 on fair faces of concrete surface of wall mixed with water proofing compound as per manufacturer’s instructions, finished even & smooth without using extra cement complete all as specified & directed. Note : - Water proofing compound shall be measured & paid separetely.

M&L rendering 5mm thick in cement mortar 1:3 on fair faces of concrete surfaces of ceiling/soffits/dome, finished even & smooth without using extra cement complete all as specified & directed

M&L preparation of newly plastered internal surfaces of wall or ceiling / soffits and applying three coats of white lime wash complete all as specified & directed.

M&L preparation of newly plastered surfaces of wall and applying two coat of cement based paint complete all as specified & directed.

Supply only integral water proofing compound(WPC), ISI marked complete all as specified & directed.

M&L loose filling with aggregates of broken stone or boulders of gauge 80mm to 150mm in UG sump complete all as specified & directed.

M&L consolidated hardcore of broken stone or boulders, gauge not exceeding 63mm, deposited, spread and leveled in layers not exceeding 15cm thick, watered and rammed to a true surface complete all as specified & directed

M&L PCC 1:4:8, type D2, using 40mm graded mechanically crushed stone aggregate as in foundation, filling and mass concrete complete all as specified & directed.

S&F mild steel work such as grills, gratings, etc. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe-290 Gde-E-165 complete all as specified & directed

S&F 1.00mm thick Plain, mild steel sheeting, in ridges, hips, valley gutters, drip and straight flashings (length and girth as fixed) with grade of zinc coating 275 complete all as specified & directed.

M&L preparation of new steel and iron based surface of any description over 10cm width or girth and applying two coats of synthetic enamel paint of approved tint over & including one coat of red oxide primer complete all as specified & directed.

S&F stainless steel wire cloth 0.36mm nominal dia of wire and average width of aperture 1.40mm fixed with stainless steel wire staple complete all as specified & directed.

S&F PVC water bar as in construction joint for UG sump not less than 200mm wide of approved quality confirming to IS 12200:2001 or IS 15058:2022 complete all as specified & directed.

M&L stainless steel (Grade SS 304) work as in ladder as shown in drawings with hollows tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (where ever required) and fitting the same with necessary stainless steel nuts and bolts complete, including fixing the ladder with necessary accessories & stainless steel dash fasteners, stainless steel bolts etc., of required size, complete all as specified & directed.

Excavation in trenches, not exceeding 1.5mtr wide and not exceeding 1.5mtr in depth; for foundation, laying pipes/cables etc. or for shafts, wells, cesspits, manholes, pier holes, etc. not exceeding 10sqm on plan & not exceeding 1.5mtr in depth and getting out, in soft/loose type of soil complete all as specified & directed. Note: Wherever the work executed for pipe lines, the bottom surface shall formed to required level & slope without any extra cost to department.

Removal of excavated soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified & directed.

M&L Sand cushioning to electric cable with a layer of dry fine sand 8cm thick before laying the cable and 15cm thick after laying the cable (punned down to 18cm thick after laying and stretching of cable ) complete all as specified & directed.

Supply and laying old size, common burnt clay, sub class 'B' bricks, designation 75, laid flat & dry for protection of electric cable in trenches, adjacent to each other, perpendicular to central axis of cable complete all as specified & directed.

Supply, install, testing & commissioning axially spilt centrifugal pump set of capacity 25HP, 3 phase, 415Volt, 50hertz, with head not less than 67mtr and discharge of 1000LPM, with cast iron body, carbon steel shaft, with 150mm dia suction and 100mm dia delivery pipe alongwith required cables for connecting in starter & vibration pads at the bottom of mounting including concrete foundtion of PCC 1:4:8 complete all as specified & directed. Notes:- (i) Cost for PCC foundation, fastner, nuts, bolts, vibration pad deemed to be included in the quoted rate. (ii) The size of PCC foundation shall be as per Manufacturer's instructions.

M&L steel water tubing 100 mm bore , galvanized, medium grade, with all fittings laid in trenches complete all as specified & directed.

M&L steel water tubing 150 mm bore , galvanized, medium grade, with all fittings laid in trenches complete all as specified and directed.

S&F cast iron sluice valve, class PN 1.6, suitable for 100mm nominal bore pipe/fittings, heavy duty, confirming to IS-14846 flanged end complete with iron wheel head and brass spindle including flange joints complete all as specified & directed.

S&F cast iron sluice valve, class PN 1.6, suitable for 150mm nominal bore pipe/fittings, heavy duty, confirming to IS-14846 flanged end complete with iron wheel head and brass spindle including flange joints complete all as specified & directed.

S&F ISI marked strainer ‘Y’ type, 150mm dia, complete all as specified & directed.

S&F cast iron foot valve suitable for 150mm bore GI pipe confirming to IS:4038-1986 including required necesssary rubber gaskets, bolts, nuts and washers complete all as specified & directed.

S&F cast iron non-return sluice valve, 150mm, flanged end with nut, bolt, rubber washer etc. heavy duty, confirming to IS-14846 complete all as specified & directed.

M&L LT XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 50 sqmm, 3.5 core complete all as specified & directed

Supply, fixing, installation, testing & commissioning of LT panel board, outdoor type, double door cubical shape, 3 phase, 4 wire, copper busbar rating 200Amp for phases and 100Amps for neutral made out of CRCA sheet, 3.15mm thick, factory fabricated, CPRI approved, powder coated, dust and vermin proof, provision for ventilation, angle iron frame and four legs of 40mm x 40mm x 6mm thick angle iron, 4 feet long grouted on PCC foundation of height not less than 30cm from the ground level, grouting properly, and of suitable size to accommodate the items mentioned below and having seperate compartment/chambers for cable gallery busbar, switch gear etc including 02 Nos. star delta starters 3 phase, 415Volts, 50Hertz, automatic type including single phase preventer, surge protection etc(suitable for submersible/centrifugal pump of capacity 25HP & sufficient place to accommodate capacitors) complete all as specified, directed & comprising of following items as listed here-in-below including necessary cable connections to the MCCBs, Voltmeter, Ammeter and cable lugs etc:- (A) INCOMING: (i) 4 Pole MCCB 100Amp, 50Hz 415volt, thermal magnetic release with rupturing capacity 25KA - 01No. (ii) Front operated change over switch 415 volt, 100 Amp, 4 Pole - 01 No. (B) OUTGOING: (i) 3 Poles MCCB 63Amp, 50 Hz, 415volt, thermal magnetic release with rupturing capacity 16 KA - 02Nos. (ii) MCB SPN 32Amps, 'C' series, 10 KA - 01 No. (iii) Multi functional Voltmeter, Ammeter, Frequency meter etc.- 1 Job (iv) Phase indicating lamps LED type (red, yellow, blue), set of three - 01 set (v) Fully automatic star delta starter for centrifugal/submersible pump 3 phase 415 volt suitable for 25 HP capacity - 02 Nos. Note: Layout diagram of LT panel board shall be produced by contractor for approval of Accepting officer through GE before placing order to manufacturer and panel shall be brought at site as per approved drawing

S&F capacitor metalized polypropylene heavy duty (MPP-H) for 3 phase, 440volt, 50 hertz system for permissible non-linear load 15% of 10 (3 x 5) Kilovolt-Ampere Reactive (KVAR) capacity complete all as specified & directed.

S&F capacitor metalized polypropylene heavy duty (MPP-H) for 3 phase, 440volt, 50 hertz system for permissible non-linear load 15% of 20 (1 x 10) Kilovolt-Ampere Reactive (KVAR) capacity complete all as specified & directed.

Supply, installation, testing & comissioning digital water level indicator device operating on single phase supply 230volts, 50Hz, direct display system 19mm size digit display system in meter/centimeter of water level sump, the entire unit must be housed in MS CRCA Sheet box with nylon moulded connection strips. The level system must resistant transuder, which unaffected by corrosion and other contacts available in water. The product must be controlled by micro switch(should not be sensor system). The whole unit must be electronically controlled and the upper level and lower level indicator must be highly sensitive MICRO SWITCH including PVC multistranded copper cable 3 core 0.5Sqmm for connection complete all as specified & directed.

M&L earthing complete with galvanized steel earth plate electrode 60cm X 60cm X 6mm thick buried directly vertically in ground to depth not less than 2.25 mtr below ground level, with top edge of earth plate not less than 1.5 mtr below ground level surrounded from all sides by 15cm thick packed layer of Charcoal dust & common salt filled in alternate layers and electrode connected to GI earth lead wire 4.0mm dia upto 7.5mtr long by means of bolts, nuts, check nuts and washers of galvanized iron and connection to earthing test point & earth dolly and including watering pipe medium grade GI 20mm bore 1.5 mtr long & protection pipe light grade GI 15mm bore upto 7.5 mtr long, including wire mesh, funnel, lugs, salt, charcoal dust, excavation in any type of soil, returning filling & removal of surplus soil upto 50mtr, pit chamber shall be of PCC 1:2:4 type B1 using 20 mm graded mechnically crushed stone aggregates and pit cover slab 40mm thick shall be of Precast RCC 1:2:4 type B-1 using 20 mm graded mechnically crushed stone aggregates reinforced with XPM weighing not less than 4Kg/sqm including necessary form work complete all as shown in electrical plate No 3 of SSR part-I, including testing on completion at site complete all as specified and directed. Notes:- (i) Any variation in length of earth lead and protection pipe of earth lead shall be adjusted through DO. (ii) On testing if the desired earth resistance is not obtained, earthing will be generated at no extra cost , till the desired earth resistance is obtained. (iii) The chamber shall be constructed atleast 1.5 mtr away from the earth electrode.

S&F mild steel 200mm bore pipe multi distribution system(for headers), one inlet of 250mm dia and reduced to 150mm dia of 2 outlets along with & including one cast iron 150mm sluice valve PN 1.6 confirming to IS-14846 as in outlet complete all as specified & directed.

S&F cast iron air valve with single air outlets, conforming to IS 14545 of size 50mm bore and fixing up in cast iron water mains complete all as specified & directed.

M&L cutting/tapping/connection to existing line of 150mm dia/bore cast iron pipe by means of welding and including all necessary materials required for the work complete all as specified & directed. Note: Earthwork if any shall be measured & paid seperately.

M&L fitting for flanged pipe upto 150mm bore such as Bends, Tapers, Tee pieces (single & double branch) any type and angle/radius and straight connecting pieces but all ends flanged complete all as specified & directed

Bailing out water from the excavated over area for UG sump by using centrifugal pump of suitable capacity complete all as specified & directed. Notes: Cost of T&P alongwith pump is deemed to be included in quoted rates. (ii) This item shall be executed only after approval of Accepting officer. The detailed case shall be submitted by GE for according approval of Accepting officer as and when required.

KULWANT SINGH