PROVN OF AC FLAME PROOF EXHAUST FAN AND DEWATERING PUMP AT BHISIANA MIL STATION

Demolition of cement concrete (unreinforced) in ground floor and paving not exceeding 15cm thickness below or above ground level of any description and in any position and including disposal of rubbish material to any distance out side MOD land complete all as specified and as directed.

Excavation in trenches (Manual), not exceeding 1.5m wide and not exceeding 1.5m in depth for foundations of shafts, wells, cess pits, manholes, pipe line, cable in trenches etc., not exceeding 10 Sqm on plan and getting out in any type of soft including trimming the sides and forming bottom surfaces to required levels complete all as specified and as directed.

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

Removing excavated material (surplus soil) to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and as directed.

Supply and laying XLPE LT Cable of size 6 Sqmm, 2 core, 1100 Volt grade heavy duty with XLPE insulated, stranded aluminium conductor served with an inner sheathening of PVC tape armoured with Galvanized steel strip or wire and over all PVC Sheathed stranded conductor conforming to IS- 7098 (Part-I) with latest amendments laid in trenches/fixed to wall/pole/laid in floor including necessary connections and suitable size of thimbling complete all as specified and as directed. Note :- (i) Excavation, earth work, cutting of road/boring under road and protection pipe as required shall be measured & paid separately under appropriate item of this Schedule/BOQ.)

Material and labour for Sand cushioning, with dry and clean river fine sand (for under ground cable) 8 cm before laying cable and 15 cm after laying and punned to 18 cm after laying of cable complete all as specified and as directed. Note:- (i) Punned thickness shall be considered for payment purpose (ii) Approved sand free from vegetations, grass and other deleterious substances shall be used.

Supply and laying Best quality, locally available, sub class ‘B’ bricks (Old Size) for cable protection cover, laid flat and dry in trenches over the cable, perpendicular to the direction of cable with width equal to length of brick, and gap between adjacent brick not exceeding 10mm, complete all as specified and as directed.

Supply and fixing (concealed flush to wall) factory made DB (made out of CRCA sheet not less than 1.2mm thick, fitted with DIN channel neutral link and 200 Amp rated bus bar) SPN, 4 Way, 240V AC supply, As per IEC 61439-3, DB shall be semi glosy finished with epoxy polyster based powder paint sprayed and backed at high temperature between powder paint process to ensure smooth finish and protection against corrosion atmosphere. The DB shall be double door type with hinged door with locking arrangement, the DBs shall be same make as MCBs, DB shall be provided with level marking indicating the incoming and outgoing circuits on always as specified. The DBs shall be of IP-54 protection class, including making good disturbed surfaces of walls as necessity complete all as specified and directed. Note :- MCB/ISOLATOR for incoming and outgoing shall be measured and paid separately under appropriate item of BOQ.

Supply and fixing MCB ‘C’ curve suitable for 240 volts AC supply, 40 Amps, SPN with over load and short circuit protection and rupturing capacity not less than 10 KA, complete all as specified and as directed.

Supply and fixing MCB ‘B’ curve suitable for 240 volts AC supply, 06 to 32 Amps, SP with over load and short circuit protection and rupturing capacity not less than 10 KA, complete all as specified and as directed.

Material and labour for surface sub main wiring (Three run i.e. 1 x phase and 1 x neutral and one run for continues as earth wire connected to earth dolly etc., using red, black and green colour wires as colour coding) with 4 Sqmm single core, FRLSH PVC insulated multistrand copper conductor drawn through and including PVC conduit medium mechanical stresses class PVC conduit as per IS 9537 (Part-III): 1983 of suitable nominal dia as required at site but not less than 20 mm nominal size, with all fittings and all accessories i.e. pipe bend, elbow, pipe hook/PVC clamps etc., for independent circuit from panel/DB to sheet metal enclosure complete all as specified and as directed. Note :-Three run of copper wire and one run conduit shall be measured as one RM length for payment but extra length of cables required for connection to MCBs/DB shall not be measured and the cost for the same shall deemed to be included in the unit rate.

Supply and fixing (concealed in wall or as directed) single pole and neutral sheet metal enclosure with a two pin and earth (3-pin, 2P+E) plug and socket, designed with IP-54 protection (protection against dust and splashing water), complete with one single pole MCB of capacity 20/25 Amps (C-Curve, 10kA breaking capacity), 240 volts, AC supply complete all as specified and as directed.

Supply & installing of Voltage stabilizer for automatic operation having input & output voltage, Over & low voltage cutout and timer delay function etc digital display of IP & OP voltage, copper wound single phase naturally air cooled indoor type & designed for input variation between 170 V to 280 V with output voltage stabilized at 230 V with accuracy of ± 2.5% and of capacity 4 KVA with wall mounting bracket complete all as specified and as directed.

Supply and fixing SPN MCB ‘C’ curve, 32 Amps, 240 volts AC supply, with over load and short circuit protection and rupturing capacity not less than 10 KA, fixing in existing DB after removing blanking plate complete all as specified and as directed.

Material and labour for surface type Flame proof Point wiring (using red, black and green colour wires as colour coding for single phase circuits) complete with 1.5 Sqmm (nominal cross section area) Single Core copper conductor (Flexible) Halogen Free Flame Retardant HFFR compound Insulated Industrial Cables (Unsheathed), 1100 Volt Confirming to IS 17048 for main point and for continues as earth wire connected to earth dolly etc. (Phase, neutral and earth wire) drawn through and including flame proof rigid stove enameled black ERW conduit suitable nominal dis as required at site but not less than 20 mm nominal dia with all flame proof fittings and accessories i.e. flame proof joint, pipe bend, union, reducer, nipple, pipe hook, Screws, GI saddles, clamps, connectors etc, for light/fan points including making good disturbed surfaces of walls/ceiling/floors etc. by using CM (1:3) complete all as specified and as directed. Note :- (i) One light point/fan point circuit controled by one rotary switch. (ii) Rotary switch, FP DB and MCB shall be measured and paid separately under appropriate item of BOQ).

Supply and Fixing of a Flameproof (FLP) & Weatherproof (WP) Interlocked Switch Socket and Plug Combined Unit Wall/Structure mounting, specifically designed for hazardous environments, Pressure Die-Cast Aluminum Alloy LM6, 16A, 250V AC, Single Phase, 2 Pole + Earth (2P+E), IP65 or IP66, Zone 1 & 2 (Gas Group IIA & IIB / IIC ), with all necessary accessories, including gland plates and earthing terminals, meeting IS: 2148-2004, CIMFR/PESO Certified for flameproof equipment complete all as specified and as directed.

Supply and Fixing of a Flameproof (FLP) Rotary Switch (ON/OFF), specifically designed for hazardous environments, Pressure Die-Cast Aluminum Alloy LM6, 16 Amp, Single Pole (SP), 250V AC, Integrated Flameproof terminal chamber for easy wiring, IP65 or IP66, Zone 1 & 2 (Gas Group IIA & IIB), Compliance with IS: 2148-2004, CIMFR/PESO Certified for flameproof enclosures complete all as specified and as directed.

Material and labour for Cutting openings, through brick walls built in cement mortar at any floor for exhaust fan of 300/380mm sweep including making good with cement mortar (1:4) complete all as specified and directed.

Supply and Fixing of flame proof exhaust fans of size 380 mm, single phase 220/240V AC, 50Hz, 1400/1440 RPM, Designed for Hazardous Locations (Zone 1 & 2), Gas Groups IIA & IIB (or IIC), Cast Aluminum Alloy (LM-6), IP-55 or IP-65 (dust and water protection), CIMFR/PESO Certified, complete with all other accessories and fixing arrangement (Wall mounting or bracket mounting) etc, making electric connection connecting with and including flexible copper conductor cable FRLSH of suitable size drawn through flexible metalic hose conduit pipe complete all as specified and as directed.

Supply and fixing of flame proof Wall mounting fan of size 400 mm single phase 220/240V AC, 50Hz, 1400/1440 RPM, heavy-duty induction motor, Designed for Hazardous Locations (Zone 1 & 2), Gas Groups IIA & IIB (or IIC), Robust Aluminium LM-6 or cast-iron housing, IP-65 or IP-66 rating, CIMFR/PESO Certified , complete with all other accessories mounting bracket/fixing arrangement to withstand vibration and operational stress, prewired terminal box, and flameproof cable gland etc, making electric connection connecting with and including flexible copper conductor cable FRLSH of suitable size drawn through flexible metalic hose conduit pipe complete all as specified and as directed.

Supply and fixing CMRI-certified flameproof/weatherproof LED tubular well glass luminaire (2x16W/20W, 240V AC, Operating range typically 150V - 270V) designed for hazardous, recommended for Gas/Vapour Group IIA & IIB, Zone 1 & 2, IP65 (Dust and Water Protected), LM6 Die Cast Aluminium Alloy housing with heat resistant toughened clear glass, Epoxy powder coated for corrosion resistance, inbuilt electronic driver, 2kV Surge Protection, internally pre-wired, includes LED lamps, terminal connector block, CMRI/CIMFR Approved, Conforming to IS/IEC 60079-0-2004 & IS/IEC 60079-1-2007, making electric connection connecting with and including flexible copper conductor cable FRLSH of suitable size drawn through flexible metalic hose conduit pipe complete all as specified and as directed.

Supply and fixing 4-way SPN, 240 Volts AC, flameproof distribution board (DB) designed for hazardous environments (IS-5571/5572 ) Gas group of IIA, IIB and IIC, Die-cast aluminum alloy (LM-6), ensuring high corrosion resistance and strength, IP65/IP66 (weatherproof), with suitable aluminium bus bar, operated externally spring type knob complete with cable entry to suitable incoming/outgoing cable with flameproof cable glands, confirming to IS-2147/62 (or latest IS/IEC 60079-1:2007) CMRI/CIMFR Approved, pre-wired, DB to be fixed Flush-mounted to the wall surface, Pre-wired including following flame proof MCB’s complete all as specified and as directed. (a) MCB single pole & neutral 32 Amps, 10 KA rupturing capacity, curve 'C' - 01 No (Incoming) (b) MCB single pole 6 Amps, 10 KA, curve 'C'- 04 Nos (Outgoing)

Supply and fixing Ceiling Rose, polycarbonate, isolated body, surface bakelite 3 terminal, topline series, 240 volts, 6 Amp, complete all as specified and as directed.

Supply, installation, connecting commissioning and testing of Self-Priming Monoblock Centrifugal Pump, Bronze impeller (or High-Grade Brass for high corrosion resistance) complete with motor and required accessories, 1 HP Single Phase, 220-240 volts, 50Hz AC, 2880 - 2900 RPM, with head 33 mtr and discharge 1950 LPH, TEFC (Totally Enclosed Fan Cooled) with built-in Thermal Overload Protector (TOP), complete all as specified and directed.

Supply and fixing in replacement Gun-metal, globe or gate valve nominal size 25 mm, screwed both ends for iron pipe or for unions, as per IS 778-1984, specifies the material grade as per IS 318 LTB2 complete all as specified and as directed.

Supply and fixing in replacement Gun-metal, globe or gate valve nominal size 20 mm, screwed both ends for iron pipe or for unions, as per IS 778-1984, specifies the material grade as per IS 318 LTB2 complete all as specified and as directed.

Supply and fixing galvanized steel tubing (GI pipe) medium grade 20mm bore ISI marked with all new fittings like elbow, tee, union, socket, reducer etc. and fixed complete to walls, ceiling or laid in floor including cutting and threading of pipe complete all as specified and as directed.

Supply and fixing galvanized steel tubing (GI pipe) medium grade 25mm bore ISI marked with all new fittings like elbow, tee, union, socket, reducer etc. and fixed complete to walls, ceiling or laid in floor including cutting and threading of pipe complete all as specified and as directed.

Supply and fixing PVC Foot valve of size 25 mm dia including nuts, bolts, rubber gaskets etc, complete all as specified and directed.

Supply and fixing 25 mm bore Gun metal (bronze) Non-Return Valves (NRV) , specifies the material grade as per IS 318 LTB2, confirming to IS 5312 (ISI marked), both Screwed (female threads) ends, Suitable for water lines to prevent backflow complete all as specified and as directed.

Supply and fixing cross sectional area 2.5 Sqmm, 3 core, Copper Conductor (Bright Annealed Bare Copper, suitable for high flexibility) Flexible Cable, 1100 Volt grage, conforming to IS: 694, FR PVC insulated & round sheathed, Black outer sheath, with inner cores color-coded (Red, Black, Green/Yellow) complete all as specified and directed.

Supply and fixing single phase DOL starter economical model including SS enclosure incorporating 2 pole definite purpose contactor, Ammeter, ON/OFF push button, motor ON indicator, having capacity 1.5 KW, Capacitor rating 50 MFD, complete all as specified and directed.

Material and labour for PCC (1:3:6), type C-1 using 20 mm graded stone aggregate as in making plinth, foundation filling, in post hole, bed block & similar work etc fair finishing to exposed surfaces without using extra cement including form work complete all as specified and as directed.

Demolition of cement concrete reinforced of any description such as cover slab, floor slab etc without damaging of existing structure / wall/ AC pipe, including reinforcement cut as required to facilitate demolition including removing rubbish material from site to outside MOD land complete all as specified and as directed.

Material and labour for Making holes in 100 mm dia bore in RCC wall/Sump roof slab using suitable machinery or equipment and make good with PCC (1:2:4) after passing of pipe / cables, and applying painting to matching with the existing surfaces, complete all as specified and directed.

Material and labour for PCC (1:2:4) type B-1 using 20 mm graded crushed stone aggregate as in surface channels, pavement, hardstanding, for pump foundation and the like and finishing surfaces of concrete topping even and fair including necessary form work etc. complete all as specified and as directed.

Supply and fixing Horizontal high-density polyethylene (HDPE) plastic, rectangular loft tank having capacity 250 ltr, three layers, white colour and fix in position in the ditch, complete all as specified and directed.

Material and labour for providing floor tile (Anti-skid vitrified tiles etc) as per existing size and colour to match the existing floor after laying pipe, set and jointed in neat cement slurry, joint filled/pointed with white or coloured cement to match the shade of tile, including necessary cutting as per site requirement, complete all as specified and as directed.

Labour only for fixing/connecting existing suction and delivery pipe any size from the AHU complete all as specified and directed.

Supply, installation, connecting commissioning and testing of horizontal openwell submersible pump complete with motor and required accessories, capacity 1HP, Single Phase 220-240V AC, 50 Hz, 2880 RPM, designed for a 33-meter head, installed in open wells/tanks, High-grade Copper winding, Oil-filled, Stainless Steel (SS 304) body, Water Lubricated Journal Bearings (LTB4), Stainless Steel (SS 410/420) complete all as specified and as directed.

Material and labour for Earthing complete with galvanised iron earth plate electrode of size 600 x 600 x 6-6.3 mm buried directly in ground (earth pit not less than 2.25 mtr deep below ground level ) with top edge of the plate not less than 1.5 metre below normal ground level, connected to and including GI earthing wire of size 4 mm dia by means of GI bolts/nuts/washers and protected by 15 mm bore GI light grade pipe upto 7.5 mtr length, fixing with 02 Nos nuts and bolts and protection pipe fixed with and including flat iron clamps, bolts, nuts and washers. Earth plate shall be surrounded by alternate packed layer 15 cm thick of charcoal or coke and common salt all around bottom and top. 20 mm bore GI medium grade pipe for watering and including funnel, wire mesh, PCC chamber pit made with PCC (1:3:6) type C1 (using 20 mm graded stone aggregate) including necessary form work, excavation and earth work in any type of soil, returning filling and disposal of surplus soil to a distance not exceeding 50m, Pit cover 40mm thick made with RCC (1:2:4) type B1 (using 20 mm graded stone aggregate) including TMT reinforcement 8mm dia @ 75mm c/c both way, MS handle 12mm dia, cover rest on MS angle iron frame 40x40x6mm embedded in concrete duly painted with two coats of synthetic enamel paint over a coat of red oxide primer, complete all as specified & shown in electrical plate No. 3 of SSR 2009 (Part-I) complete all as specified and as directed by Engineer-in-charge. Note:- (i) PCC chamber shall be constructed at least 1.5 metre away from the earth electrode and pipe for watering shall be provided in slanting manner. (ii) Protection pipe and GI earthing wire upto 7.5 mtr from top of earth plate shall be included in the unit rate of this item. (iii) The earth testing arrangement should be done by the contractor as per direction of Engineer-in-charge.

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