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Tender For Special Repair To Building No T-343 And T-348 (Chdh) At Ms-02 Of Engr Regt Under Ge Gangtok; 1 Dismantling of plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings, complete all as specified and directed. 2 Dismantling of wall and ceiling boards (fibre, pulp, insulation, etc.) or insulation boards/slabs/ blankets, any thickness, including cover fillets, complete all as specified and directed. 3 Dismantling timber scantlings 40 Sqcm and over in section, in any position (framed work), complete all as specified and directed. 4 Taking down chowkhats or frames exc 1.5 sq. m but n exc 4 sq. m each with shutters (without taking off shutters from the frame), complete all as specified and directed. 5 Taking down chowkhatsor frame not exc 1.50 sqm each with shutter (without taking off shutters from the frame), complete all as specified and directed. 6 Dismantalling structural steel work including doors, gates but excluding framed truss etc., complete all as specified and directed. 7 Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises, complete all as specified and directed. 8 Demolition of cement concrete (unreinforced) in ground floor and pavings not exc 15 cm thickness(below or above ground level) complete all as specified and directed. 9 Demolition of brickwork or stone/ boulder masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles, complete all as specified and directed. 10 M&L for walling of random rubble, uncoursed, well bonded, bedded and solidly hearted, built in cement mortar 1:6 n exc 15 CM thickcomplete all as specified and as directed. 11 M&L for flush pointing to random rubble masonry, uncoursed or brought upto courses in cement mortar (1:4), complete all as specified and directed. 12 S&F foRolled sections as in main and cross beams, hip and jack rafters; purlins where connected to common rafters and running rails and guides for sliding doors; fixed with angle cleats or otherconnecting plates etc conforming to Gde 410 W (Gde-E-250) quality -B- includingone shop coat of zinc chromate primer paint (including preparation of surface) at Contractor’s workshop before fabricationcomplete all as specified and directed. 13 S&F of 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 all as specified and directed. 14 S&F of 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 roof covering/cladding to wall, fixed with self tapping screws all as specified and directed. 15 M&L for preparation of new steel surfaces of any description over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide, zinc chrome primer, complete all as specified and directed. 16 S&F of second class hard wood plain, solid, straight chowkats and frames, wrought, framed rebated on the solid, rounded or chamfered, put together with glue pinned at joints, complete all as specified and directed. 17 S&F of 30mm thick flush door shutters, solid core construction, with block board core and plywood face panels, commercial type on both sides, complete all as specified and directed. 18 S&F of 100 mm sizebutt hinges, medium weight, cold rolled mild steel and fixed, all as specified and directed. 19 S&F of 250 mm long aluminium alloy, anodised slidingdoor bolts with haps staple (bolt type), and fixing clips of sheet, cast or extruted sections and fixing bolt and sliding bolts of extruted sections or cast aluminium alloy and fixed in repairs, completeall as specified and directed. 20 S&F of 150mm size extruded aluminium alloy handles, fabricated type, anodised, all as specified and directed. 21 S&F of 150 mm long aluminium, anodised, barrel tower bolt, of extruded section and fixed, all as specified and directed. 22 S&F of steel windows with side hung shutters including projecting type hinges with steel handle, and steel peg stay, complete with glazing bars, dovetailed or welded, complete all as specified and directed. 23 S&F of 3.0mm thick sheet glass, ordinary quality and glazing with oil putty in square n exc 0.5 sq. m in each pane, complete all as specified and directed. 24 M&L for pre-cast cement concrete block masonry (1:3:6), type C-1 (using 20mm graded stone aggregate) with solid blocks, exc. 10 cm in width and setting in cement mortar (1:6), complete all as specified and as directed. 25 M&L for 15mm thick rendering on fair faces of new brick work or concrete surface in cement mortar (1:4) on wall finished even and smooth (without using extra lime or cement), complete all as specified and directed. 26 M&L for rendering 20mm thick in cement mortar (1:6)on oldbrick work or concrete surfaces, finished even and smooth (without using extra lime or cement), complete all as specified and directed. 27 M&L for preparation of new plastered or unplastered surface of walls and applying two coats of distemper oil emulsion (OBD) over a coat of alkali resistant priming paint including 3mm thick wall care putty on wall, complete all as specified and directed. 28 M&L for preparation of new plastered or unplastered surface of wall and applying two coats of cement paint over a coat of alkali resistant priming paint, complete all as specified and directed. 29 M&L for 40mm thick plain cement concrete(1:2:4), type B-1, (using 20mm graded stone aggregate) as in sub-base, sub-floors, floors, pavings, roof treatment etc., complete all as specified and directed. 30 M&L for 75 mm thick plain cement concrete(1:3:6), type C2(40 mm graded stone aggregate) as in Subbase flooring, plinth protection, hard standing, path etc including50 micron polythene complete all as specified and directed. 31 M&L for non-skid coloured ceramic tiles 7 to 8 mm thick area of each tile exceeding 0.18 sqm but not exceeding 0.38 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match the surface of tiles includingscreed bed or bedding layer of mortar 15mm thick for laying floor finishes in cement mortar (1:6), complete all as specified and directed. 32 M&L for coloured glazed ceramic tiles in vertical surface 350x 250x 7 mm/ 450X 350X 7mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match the surface of tiles, complete all as specified and directed. 33 M&L for 4 mm thick plywood, 5 ply grade BWR, type BB, fixed with screws to timber frame work in wall/ ceiling complete all as specified and directed. 34 M&L for 6 mm thick plywood, 5 ply grade BWR, type BB, fixed with screws to timber frame work in wall/ ceiling complete all as specified and directed. 35 M&L for second class hard wood plain fillets.area exc.3 and not exc. 6 Sqcm,square, rectangular or triangular in section, clean sawn, bull nosed, splayed, chamfered or rounded on one edge or face, secured with screws, complete all as specified and directed. 36 M&L for preparation of new wooden or wood based surfaces of any description over 10 cm width or girth not otherwise described and applying two coats of synthetic enamel paint over a coat of pink primer, complete all as specified and directed. 37 M&L for well seasonedsecond class hard wood timber scantling (clean sawn) in timber fixed work, complete all as specified and directed. 38 M&L for hardcore using broken stone or boulders of gauge n exc. 63mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface, complete all as specified and directed. 39 M&L for 75 mm thick plain cement concrete(1:3:6), type C2(40 mm graded stone aggregate) as in flooring, plinth protection, hard standing, path etc including finish the surface even and smooth with using extra cement including panels not exc 2.00 Sqm each including construction joint at suitable interval and each corner and filled with bituminous mastic filling ( 1 part bitumen and 3 part sand)CM 1:6complete all as specified and directed. 40 M&L for plain cement concrete(1:3:6), type C-2(40 mm graded stone aggregate) in surface channels and drains including all necessary form work, complete all as specified and directed. 41 M&L for extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement including forms, moulds mitered / stopped ends etc all as specified and as directed. 42 S&F of 20 mm bore steel water tubes, medium grade, galvanised with and including all GI fitting (such as bends, elbows, Tees, connectors, short pieces,back nuts, unions, caps and plug etc ) and fixed complete to wall and ceilingor laid in/on floor, complete all as specified and directed. 43 Supplied and fixed of 20 mm bore gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed, complete all as specified and directed. 44 S&F of rotational moulded polyethylene water storage tanks of capacity 500 litres (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part-l including 25 mm bore dia ball valves high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 15mm-142gms/ 2 0 m m - 2 1 0 g m s . / 25mm-455gms/ 40mm - 690 gms) included connection and dismantling water tanks of capacity 500 litres and removing to store, complete all as specified and directed. 45 M&L for chequered cement concrete tiles 20cm x 20cm x 25mm thick, set, jointed and pointed in neat cement slurry in floors with grey cement and no pigments over andincluding 15mm thick screed bed or bedding layer in cement mortar (1:6), complete all as specified and directed. 46 Use and waste of formwork to sides and soffits of floor or roof beams, beam haunchings, girders, bressummers, lintels, cantilevers, shelves including sup- ports, overhangs, etc. also splays between floors and beams, etc., rough finished surfaces of concrete on flat surface, complete all as specified and directed. 47 Use and waste of 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, rough finished surfaces of concrete on flat surface, complete all as specified and directed. 48 M & L for Reinforced cement concrete (nominal mix) Type B-1 1:2:4 (using 20mm graded Aggregate)in foundations, including rafts, footings, foundation beams, plinth beams, bases for cilumns etc complete all as specified and as directed. 49 M&L for reinforced cement concrete (nominal mix)(1:2:4), type B-1 (using 20 mm graded stone aggregate) as in beams, cantilevers, bressummers, lintels over 1.5m span, complete all as specified and directed. 50 M&L for mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hookingends and binding with mild steelwire (annealed) not less than 0.9 mm dia or securing with clips, complete all as specified and directed. 51 M&L for mild steel TMT bars 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders, 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, all as specified and as directed. 52 Taking down copper/aluminium point wiring (light, fan, socket or power) complete, including fixture and fittings such as switches, ceiling roses, pendants, regulators, sockets etc. removing materials to store for keeping in safe custody or for taking credit (credit for above items should be made as per conditions separately) and making good disturbed surfaces of walls, floors, etc., complete all as specified and directed. 53 Material and labour for point wiring with 1.5 Sqmm (nominal area) PVC insulated un-sheathed single core multi stranded copper conductor FRLS cable 1100 volts grade (conforming to IS) drawn through and includingrigidnonmetallic PVC casing and capping of required size (not less than 20mm) conforming to IS 2079-1973, medium grade with all necessary fittings, surface wiring, for one light point or one fan point or one bell point controlled by one switch, with 1.5 Sq mm PVC insulated and unsheathed copper conductor for earth continuity conductor and making good disturbed surfaces to match with the existing surface roof/wall/floor, complete all as specified and directed including testing on completion. 54 One Light point controlled by one, one way switch 5/6 Amps. 55 One switch socket outlet point 5/6 Amp on same board 56 One 3 pin 5/6 amps switch socket outlet pointon independent board. 57 Material and labour for point wiring with 4.0 Sqmm (nominal area) PVC insulated un-sheathed single core multi stranded copper conductor FRLS cable 1100 volts grade (conforming to IS) drawn through and includingrigidnonmetallic PVC casing and capping of required size (not less than 25mm) conforming to IS 2079-1973, medium grade with all necessary fittings, surface wiring, for one metal clad enclosure for geyser outlet or one 3 / 5 pin switch socket / socket outlet, 16 Amps on independent board, with 4.0 Sq mm PVC insulated and unsheathed copper conductor for earth continuity conductor and making good disturbed surfaces to match with the existing surface roof/wall/floor, complete all as specified and directed including testing on completion. 58 Supply and fix switch piano flush type single pole , one way 6 Amp 230 Volts,50Hz, ISI marked all as specified and as directed 59 S&F ceiling rose, 3 phase ,PVC polycarbonate ,insulated body (ISI Marked) complete all as specified and directed. 60 S&F of switch socket combination 2 in 1, 3 Pin / 5 Pin, 5 Amps / 6 Amps flush type, complete all as specified and directed. 61 S&F of switch socket combination 5 in 1, 6 Pin, 15 / 16Amps,flush type universal, complete all as specified and directed. 62 M&L in repair / replacement of lamp holder, PVC / Polycarbonate type with back plate suitable for batten fittings, white/ivory finish with 9 watt LED blub complete all as specified and directed. 63 Supply and fixing of LED lights fitting 1x 18W, 220V, AC decorative box type with driver, holder including LED tube light connecting up with three core flexible copper conductor cable of suitable size from ceiling rose complete all as specified and directed. 64 S&F of sub main wiring with two single core 4.0 Sqmm PVC (FRLSH) copper conductor, insulated multistrandedunsheathed cable medium grade including PVC casing caping of required size with accessories for sub main connection including 4.0 Sqmm FRLSH insulated multistranded unsheathed copper conductor used as a earth wire to common earth and connection to earth dolly, all as specified and directed.(Note :-Three runs of 4.0 sqmm PVC FRLSH copper conductor shall be measured as one unit length). 65 M&L for concealed sub-main wiring along with earth wire of size e 2x06 sqmm with 1x6 sqmm earth wire ,ISI marked FRLS ,PVC insulated ,multi stranded , copper conductor ,single core cable drawn through and incl PVC rigid conduit (medium grade) size not less than 25 mm with all fittings and accessories ISI marked including cutting chases for conduit & sinking for sunken boxes & making good to walls, floors etc complete all as specified and directed 66 Supply and fixing MCB DB 8 ways double door IP-42, IK-09 withmetal door, rate bus bars, earth bar, natural links complete including blanking plates as required and fixed flush to wall/ othr surfacecomplete all all as specified and directed. 67 Supply and fix exhaust fan, steel body AC single Phase. 230V of size 300m sweep 1400 rpm heavy duty with, blades, and frame and louvers, connecton with multistranded copper condutor flexible wire of sutable size from ceiling rose, nessary fixing arrangement i.e. anchor nut bolt washer and grouting and making good to disturbed surface complete all as specified and directed. 68 Supply and fix electric water heater(Geyser), storage typewith copper inner tank and heating element upto 2 KW capacity 25 litre, BEE 5 Star rated with all accessories such as safety valve, thermostate, NRV, connection piece etc, and connecton with multistranded copper condutor flexible wire of sutable size from ceiling rose, nessary fixing arrangement i.e. anchor nut bolt washer and grouting and making good to disturbed surface complete all as specified and directed. 69 Supply and fixing LED luminaire 600 mm x 600 mm, 35/36 watt, 220 V AC recessed type with high efficiency PMMA diffuser soft glare free light complete with driver, holders & LED lamp suitable for roof ceiling including connecting up with driver three core flexible copper conductor cases of suitable size complete, all as specified and directed. 70 S&F of water proof LED light fitting 1x9 Watt / 1X10 Watt bulk head luminaires including LED light driver holder connecting up with three core flexible copper conductor cable of suitable size, all as specified and directed. 71 S&F of in replacement of LED tube light fittings 10 Watts with lamp thermal condutive material PC Diffuser, efficiency =100lm/W, glare free, THD , Potted electronic driver including making connections with 2 core flexible copper wire 0.50 Sq mm from ceiling rose after fixing fittings in position at site on 02 Nos new round blocks, complete all as specified and directed. 72 Supply and fixing of 240V, 10KA C curve miniature circuit breaker (MCB) of single pole & neutral (SPN) and current carrying capacity of 40 to 63 AMP in the MCB DB complete with connection testing and commissioning, all as specified and directed. 73 S&F MCB single pole 6 to32 Amps , 240 Volts , 10 KA rupturing capacity , C curve complete all as directed 74 M&L for Earthing complete with galvanised steel earth plate electrode 600 x 600 x 6 mm thick burrieddirectly in ground (earth pit not less than 2.25 meters deep below ground level) with top edge of the plate not less than 1.5mtrs below normal ground level connected with galvanised iron/steel earth wire of 4 mm dia by means of bolts, nuts, check nuts and washers made out of galvanised iron or steel all as shown in electrical plateNo 3 of SSR Part-I and earth wire protected by galvanized pipe light grade 15mm bore andconnectedto DBs including necessary earthwork and excavation in any type of soil, GI light grade 20mm bore watering pipe with funnel and wire mesh, PCC 1:2:4 type B1 chamber with 40mm thick RCC 1:2:4 type B1 design mix cover slab with 6mm dia MS bars at 100mm c/c both ways with MS Hook 6mm dia MS bars etc complete all as specified and directed by Engineer-in-Charge .Notes: Contractor should conduct necessary test such as earth continuity, earth resistance test in presence of Engineer-in-Charge. 75 Supply, Laying, Jointing and testing in tranches/ through pi[es/ducts or on poles/ walls jointing to O/H conductor, LT plnels, main switch with cable size aluminum lugs and tested. XLPE insulated screened PVC bedded, galvanised steel strip or wire armored, electric power cables, heavy duty 1100 Volts grade with stranded aluminium conductor of size 16 Sqmm 2 Core, including glands, lugs, nut, bolts, washers as required at site, testing complete all as specified and directed. 76 M&L for Excavation in trenches n. Exc 1.5 mtr wide and n.exc 1.5 mtr depth for laying of cable / foundation of pole and getting out in loose /hard /rocky soil complete all as directed 77 Removal of surplus excavated soils to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.50m above the starting point, complete all as specified and directed. 78 Returning filling in soft / loose soil including spreading, levelling, watering and well ramming in layers not exceeding 25cm, complete all as specified and directed. 79 Supply and laying DWC pipe SN-4 with coupler 50mm OD, ISI marked along with all accessories like socket, bend, couplers etc. Conforming to IS 14930, PartII complete with fitting and cutting , jointing etc. Laid in trenches/fixed to pole /laying under road crossing /fixed on pavement wall with clamps complete all as specified and as directed. 80 S&F of GI tubing of 40 mm bore medium grade ISI Marked fixing on wall jointed tested and commissioned including all fittings such as elbow, union, reducer, tees, bends etc and shortlength, complete all as specified and directed.
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