tender for provn of certain e/m and b/r works services in aircraft dispersal at afs under ge (af) jorhat.; 1 m&l for surface excavation not exc. 30cm deep and averaging 15cm deep and getting out in soft/loose soil complete all as specified and as directed. 2 excavation in trenches not exc. 1.5m wide and not exc. 1.5m in depth for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, laying of cables, etc. not exc.10 sqm on plan and not exc. 1.5m in depth and getting out soft/loose soil complete all as specified and as directed. 3 m&l for hardcore of gauge not exc. 63mm of broken stone boulders, deposited, spread and levelled in layers not exc. 15cm thick, watered and rammed to a true surface complete all as specified and as directed. 4 m&l for pcc (1:4:8) type d-2 (using 40mm graded stone aggregate) as in foundations, filling and mass concrete, etc. complete all as specified and as directed. 5 m&l for rcc design mix of m-25 grade as in foundations, including rafts, footings, foundation beams, bases for columns, etc.; basement slabs, under reamed piles and mass concrete complete all as specified and as directed. 6 m&l for rcc (design mix) of m-25 grade (20mm graded stone aggregate) as in columns, pillars, piers, posts, struts, etc. complete all as specified and as directed . 7 s&f mild steel 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 specified and as directed. 8 m&l for mild steel tmt but 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 complete all as specified and as directed. 9 m&l for use & waste 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 as directed. 10 m&l for use & waste formwork to sides of pillars, posts, struts, piers, columns and stanchions, etc. complete all as specified and as directed. 11 s&f for mild steel bolts exc. 20mm but not exc. 25mm dia purpose made with hexagonal or square head one end and screwed the other, or screwed both ends; each screwed end to be fitted with washers and one hexagonal or square nut. exc 30cm long complete all as specified and as directed. 12 s&f for plates/base plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes without any attachment or gusset plate conforming to f-410-w (gde-e-250) quality-b complete all as specified and as directed. 13 s&f structural steel work in hollow tubular section (rhs or shs) including special shaped washer, etc. complete using erw or induction butt welded tubes as in purlin, rafter, posts, etc. confirming to is : 4923 grade yst 310 complete all as specified and as directed. 14 m&l for preparation of new steel surfaces of any description over 10cm in width or girth and applying two coats of synthetic enamel paint over and including one coat of red oxide primer complete all as specified and as directed . 15 m&l for returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 25cm on soft/loose soil complete all as specified and as directed. 16 m&l for removing of excavated soil/material exc. 250m but not exc. 500m and depositing where directed at a level not exc. 1.5m above the starting point complete all as specified and as directed. 17 m&l for rendering 15mm thick plaster in cement mortar (1:4) on concrete surfaces and finished the surface even and smooth without using extra cement complete all as specified and as directed. 18 m&l for preparation of newly plastered surfaces of any description and applyig two coats of cement base paint over and including one coat of primer complete all as specified and as directed. 19 s&f pre-painted galvalume aluminium zinc coated gi based corrugated steel sheet 0.50mm thick of any colour, having tensile strength of 550 mpa as in roof covering/cladding to wall, etc. fixed with self tapping screws complete all as specified and as directed. 20 s&f pre-painted galvalume aluminium zinc coated gi based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 mpa as in roof covering/cladding to wall, etc., fixed with self tapping screw complete all as specified and as directed. 21 m&l for ms flat wind ties for roof including securing bolts cutting tops to shape as directed drilling holes including all necessary drilling, bolting or riveting, etc. and similar work conforming to fe-290 gde e-165 complete all as specified and as directed. 22 m&l for pcc m-10 (1:3:6) (nominal mix) in 20mm graded aggregate as in foundation, filling and mass concrete complete all as specified and as directed. 23 m&l for pcc m-15 (1:2:4) (nominal mix) in 20mm graded aggregate as in foundation, filling and mass concretecomplete all as specified and as directed. 24 demolition of cement concrete of any description and in any position not otherwise specifically provided for complete all as specified and as directed. 25 m&l for making hole using core cutter machine of dia not exc. 150mm and depth exc. 500mm but not exc. 1500mm in existing concrete surface to earth the equipment by inserting rod and making contact with earth complete all as specified and as directed. 26 m&l for pcc (1:2:4) type b-2 (using 40mm graded stone aggregate) as in foundations, filling and mass concrete complete all as specified and as directed. 27 m&l for cement concrete m-20 (design mix) for foundations using 20mm graded aggregates, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under reamed piles and mass concrete complete all as specified and as directed. 28 m&l for forming dummy/contraction joint with an initial sawcut of 3 mm soon after the concrete has set, upto a depth of 1/3rdto 1/4th the thickness of the slab widening the first saw cut to 6mm and 24mm deep by using diamond bit cutter of appropriate size straight and smooth edges joint cleaned thoroughly with application of compressed air. joint shall be made dry, vacuum cleaned and free of dirt, oil vegetation and other debris. application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the backup rod and pouring the sealant. placing of closed cell, medium density, crossed linked polyethylene foam backup rod of 8 mm dia application of bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant complying with bs- 5212, bs 4254 and en-141875-2003 with minimum movement accommodation factor (maf) of +/- 30% having minimum 10 year performance guarantee applying masked tape on the edges of joints and removing the masking tape after filling of sealant as per the method specified by the manufacturer complete all as specified and as directed. 29 supply and install hi wall split units indoor/outdoor complete with cordless remote control unit and with in built air ioniser and plasma filter for better indoor air quality with minimum 5 star rating and eer 5.0.of capacity 2.0 tr including shed of outdoor unit and sufficient length of copper pipe complete all as specified and as directed. 30 s&f voltage stabilizer for automatic operation, single phase, naturally air cooled indoor type and designed for input variation between 170 volt to 250 volt with output voltage stabilzed at 230 volt with accuracy of +2.5% and of capacity 5.0 kva complete all as specified and as directed. 31 m&l for submain wiring with two run single core 4 sq.mm frls pvc insulated copper cable 1100 vots grade multistrand, un-sheathed conductor, drawn into pvc casing and caping alongwith all necessary fittings including 4 sq.mm multi strand frls pvc insulated copper wire for earth continuty conductor connected to common earth dolly and making good disturbed surfaces complete all as specified and directed. 32 all as per serial item no. 32 here-in-before but two runs of single core 2.5 sq.mm for phase & neutral and one run of single core 2.5 sq.mm for earth wire.. 33 s&f single pole and neutral (spn) enclosure with a two pin and earth plug and socket with one single pole mcb 32 amps, 240 volt ac and electrically connecting up complete all as specified and as directed. 34 labour only for horizontal boring for passing through protection pipe up to 80mm bore, under road/foot path, not exceeding 10m in a single length complete all as specified and as directed. note : pipe shall be measured and paid separately. 35 s&f as in repair galvanised iron pipe 40mm bore, light grade for protection of ug cable, laid in floors/ road crossing, fixing to pole with mild steel clamps, nuts, bolts, etc. complete all as specified and as directed. 36 s&f of cubical housing cabinet type lt panel board out door type, platform mounted factory made, of adequate size, totally enclosed dust and vermin proof openable from both front and rear side made out of 14 swg (3.15mm) thick crca ms sheet of overall and built upon suitable size angle iron frame work, having front and rear hinged doors, gl earthing strips at rear side, bottom detachable gland plate complete with suitable size zinc plated and passivated nut, bolts, spring and washers. the cabinet and all members should be chemically treated with msr solution for anticorrosive treatment and apply powder coated paint (ral-7032). the panel should be suitable for 415 volts, 50hz, 3 phase 4 wire system and internal connection should be provided with aluminium strips of suitable size and including necessary foundation work and comprising following:-incomer(a) mcb triple pole & neutral, 240 volts 40 to 63 amp c curve - 03 nos. outgoing feeders(a) switch socket combination 2 in 1, 3 pin, 5 and 15 amp = 03 no.(b) internal wiring 37 m&l for earthing complete with gi earth plate electrode of size 600x600x6mm thick, buried directly in ground with earth pit not less than 2.25m deep below ground level with top edge of plate not less than 1.5m below normal ground level connected to gi earth strip of size 32x6mm earth lead by means of nuts, bolts, check nuts, washers of galvanized iron as steel, protected by galvanized iron pipe 40mm bore (medium grade) including cement concrete (1:3:6) type c-1 (using 20mm graded stone aggregate) earth pit with precast rcc (1:1.5:3) type a-1 cover slab of size 45x45x5cm thick reinforced with 8mm dia tmt bars @ 15cm c/c both ways with 10mm dia mild steel round bar of 30cm long, bent to shape as lifting handle, funnel,wire mesh, 20mm bore galvanized iron pipe (medium grade) for watering, charcoal or coke and salt in alternate layers including necessary excavation & earth work in soft/loose soil complete all as shown in electrical plate no. 3 of ssr part-i including testing on completion complete all as specified and as directed.note : gi strip upto 7.5m including testing is deemed to be included in the quoted rate. 38 m&l for point wiring with 1.5 sq.mm of fr grade pvc insulated and unsheathed stranded copper conductor cable, 1100 volts grade as per is-694 drawn through and including pvc cassing and capping (not less than 20mm wide) /conduit complete with all acessoriesincluding pvc board/ box of suitable size for mounting of switches, sockets, regulators, etc. including 1.5 sq.mm stranded copper conductor cable fr grade pvc insulated and unsheathed as earth continuity conductor for one light point controlled by one way switch complete all as specified and as directed. 39 all as per serial item no. 39 here-in-before but with 2.5 sqmm cable for 15 amps socket outlet on independent board, using 2.5 sqmm earth continuity conductor. 40 s&f switch piano flush type, 6 amps, 240 volts single pole, one way complete all as specified and as directed. 41 s&f socket outlet 15/16 amps, 6 in 1, flush type complete all as specified and as directed. 42 s&f switch piano flush type,15/16 amps 240 volts, single pole, one way complete all as specified and directed. 43 s&f ceiling rose surface backelite three terminals, pvc/ polycarbonate insulated body complete all as specified and as directed. 44 s&f as in repairs 20 watt integrated led tube light fitting 4 feet, suitable for single phase 230 volts, 50 hz ac supply andmounted on wall or ceiling, complete with all accessories internally prewired and including electrical connection withcopper conductor cable of size 0.5 sq.mm (nominal area) complete all as specified and as directed. 45 s&f sp&n dbs, double door, 240 volt,8 way complete all as specified and as directed. 46 s&f for mcb single pole, 240 volts, 6 - 32 amps, 10 ka, c curve complete all as specified and as directed. 47 s&f for mcb single pole & neutral, 240 volts, 6-32 amps, c curve in the mcb, db with connection includingtestingcomplete all as specified and as directed. 48 m&l for flame proof point wiring complete with 2.5 sq.mm single core pvc insulated unsheathed frlsh cable of 1100 volts grade, isi marked with multi stranded copper conductor, concealed type, drawn through and including stove enamelled steel conduit, heavy duty and conduit accessories, isi marked, fixed on wall, roof, ceiling, etc. and including provision of 2.5 sq.mm pvc insulated multistranded unsheathed copper conductor cable frlsh, isi marked as earth continuity conductor, fabricated sunken terminal box, made out of 1.22mm thick sheet steel duly painted and fixed on walls with 3mm thick bakelite, isi marked top cover with brass/ chromium plated screws and cup washers for housing switches, socket outlets, fan, regulators, etc. complete all as specified and as directed of the followings :- 49 one light point controlled by one switch 50 s&f for flp wp rotary switch flame proof rotary type with termination box in lm6, 16a, single pole, 250 volt complete all as specified and as directed. 51 s&f for led light fitting 1x20 watt, flame proof, cmri certified recommended for gas/vapor group of iia & iiib, zone 1 & 2 and ip-65 protection with die cast aluminum hosing with heat resistant toughened glass with led tube light fixtures driver, holders, connector etc. complete with all accessories prewired and including connecting up with three core flexible copper conductor cable with suitable size including nuts, bolts, etc. as required complete all as specified and as directed.make : crompton, cat no. extn1lt8-16/20 or equivalent model in make specified in particular specifications. 52 excavation in trenches over area not exc. 1.5m deep and getting out in soft/loose soil complete all as specified and as directed. 53 m&l for removing of excavated material (soil)not exc. 50m and depositing where directed at a level not exc. 1.5m above the starting point complete all as specified and as directed. 54 m&l for sand cushioning (dry) in trenches for protection of ug cables (below, above and around the ug cable laid in trenches) of 230mm spread thickness and consolidated (punned) upto 160mm thickness complete all as specified and as directed. note: for the purpose of payment, punned thickness of sand cushioning only shall be measured and paid. 55 s&f sub-class b bricks, well burnt, laid breadth-wise along the length of cable laid in trenches over sand cushion laid for ug cable protection complete all as specified and as directed. 56 m&l for cable in trenches/passing through pipe/on wall, xlpe insulated, heavy duty, galvanised steel strip or wire armoured electric lt cable with stranded aluminium conductor for 1100 volts grade of cross sectional area 10 sq.mm, 2 core complete all as specified and directed.note: rate of the saddle and clamp for fixing of cable on wall is deemed to be included with quoted rate. 57 all as per item serial item no. 55 here-in-before but of size 16 sq.mm, 4 core note:- the contract sum shall be derieved by deducting the amount shown in chedule of credit attached to this tender from total amount of schedule a/boq.