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| 1 | S&F Gl frame work for snap grid false ceiling comprising of Gl perimeter channel 0.55 mm thick with Main T- flange of 25 mm and web of 30 mm fixed to surrounding wall angle with flange and web 25 mm each , Cross T with flange 25 mm and web 25 mm fixed to mainT, Main T is suspended from soffit @ 1200 mm c/c using GI wire of 2mm thickness GI frame will be 60 x 60 cm to receive E-board ceiling complete all as specified and directed. |
| 2 | M&L for4mm thick E Board 600x600 mmpre-painted fiber boards ceiling designer/decorative type with different designs as approved by the Engineer-in-chargefixed or laid in ceiling timber /GI/ aluminiumframe work in ceiling flat or sloping complete all as per manufacturer instruction, complete all as specified and directed. |
| 3 | M & L for Point wiring for one light point/ fan point/ Bell point controlled by one switch with 1.5 sqmm PVC insulated and unsheathed FR-LSHcopper conductor single core multi stranded flexible coppercable 1100 Volts grade conforming to IS-694 using approved colour code as per IS code drawn through non metallic rigid PVC casing Caping heavyduty double locked with size as persite requirement in accordance with clause No 19.25 of SSR Part I) ISI marked including casing caping accessories like bends, tees, junction boxes etc fixedwith all accessories complete with MSboxwith3 mm thickhylam sheet for fixingofswitch, socket regulator etc along with PVC insulated and unsheathed FR-LSH 1.5 sqmm multi stranded copper conductor cable 1100V (green color) as continuous earthlead wire connected to common earth and earth dollycomplete all as specified and directed by Engineer-in-Charge. |
| 4 | All as per Ser item No 03 here-in-before but for 06 Amp socket outlets point controlled by one switch on Independent board with the cable 1.50 sqmm size complete all as specified and directed. |
| 5 | All as per Ser item No 03 here-in-before but for 06 Amp socket outlets point controlled by one switch on same board with the cable 1.50 sqmm size complete all as specified and directed. |
| 6 | All as per ser item No 03 here-in-before but for 16 Amp socket outlets point controlled by one switch on Independent socket outletusing 2.5sqmm PVC insulated and unsheathed FR-LSHcopper conductor single core multi stranded flexible coppercable 1100V of approved colour code as per IS code forphase andneutral along with PVC insulated and unsheathed FR-LSH 2.5 sqmm multi stranded copper unsheathed cable 1100V (green color) as continuous earthlead wire connected to common earth and earth dolly complete all as specified and directed. |
| 7 | S&F Switch piano, flush type, single pole, one way, 5 Amps, complete all as specified and as directed . |
| 8 | S&FSwitch socket combination, 2-in-1, 3-pin, 5-Amps, flush type, complete all as specified and as directed . |
| 9 | S&FSwitch socket combination 2-in-1, 3-pin, 5 and 15 Amp flush type universal type, complete all as specified and as directed. |
| 10 | Supply and fixing Lamp holder including 10W Led Bulb, white Polycarbonate body, with back plate suitable for batten fittings fixed in position & connecting complete all as specified and as directed. |
| 11 | Supply and fixing LED lights fitting 1x 20W, 220V, AC decorative box type with driver, holder including LED tube lightconnecting up with three core flexible copper conductor cable of suitable size from ceiling rose complete all as specified and directed. |
| 12 | Supply and fixing LED Bulk Headtype with high output, 10 watt, 220 V AC, Color temperature 6500K or as directed, luminous flux of light 1000 lumens (lm) with all accessories, IP 65 protection dust and water resistant, surge protection up to 2.5kV, PC opal high efficiency diffuser ,LM 80 tested made die cast aluminium housing with complete assembly, suitable for surface/wall mountedwith driver holder including connecting up using 1.5 sqmm copper conductor multistrand PVC insulated with three core flexible copper conductor cable of suitable sizecomplete all as specified and directed. |
| 13 | Supply and fix exhaust fan, steel body AC single Phase. 230V, 50HZ, ISI Mark of size 450m sweep with, blades, and frame and louvers and other accessories complete all as specified and directed. |
| 14 | S&F LED Street Light fitting 30 watt, for operating voltage between 110V to 320V system efficiency not less than 120 lumen / watt, PF-0.95 minimum, IP66 protection, 5700CCT(K), CRI between 80-85, confirming to LM79 and LM 80 standards or as per relevant IS for estimated life span ofminimum 50,000 hrs consisting of high / low voltage cut off, maintenance free isolated Electronic driver circuits, Low THD, PMMA grade high quality Transmittance lens, Epoxy powder coated Die Cast Aluminium housing with LED street optics LENS for uniform light distribution,weather proof gasket for lamp & driver compartment, Heat resistance toughened UV stabilized glass fitted in cast aluminium housing with SS screws, complete all as specified anddirected . |
| 15 | Supply & Fixing Bracket made out of GI light grade pipe of size 40 mm dia 1.5 mtr long bend to an angle of 120 degree with 02 Nos MS clamp 50mm x 50mm and 04 sets of nuts, bolts and washers painting with two coats of synthetic enamel paint over a red oxide primer complete all as specifiedand asdirected. |
| 16 | Supply & Fixing Sheet metal enclosure MCB distribution board single pole & neutral 240 volts 8 way with IP-43 protection double door complete with appropriate size bus bar and neutral link, fixed flush in wall including chasescutting in wall for fixing DB and making good distributed wall surfaces to match with existing specification complete all as specified and directed. Note - MCBs will be measured separately. |
| 17 | Supply and fixing MCB Single Pole 6 to 32 Amps rating 240V, 10KA \"C\" curve miniature circuit breaker (MCB) (SPN) complete all as specified and directed. |
| 18 | Supply and fixing 240V, 10 KA \"B\" curve miniature circuit breaker (MCB) of single poles and neutral and current carrying capacity 32 AMP, in the MCB DB Complete with connection testing and commissioning, complete all as specified and directed. |
| 19 | M&L for Sub main wiring with 2X6 sqmm copper conductor cable (multistrand) PVC insulated FRLSH, ISI Marked (unsheathed) surface type, drawing in and including casing caping suitable size alongwith continuous earth wire 1X6 sqmm FRLSH including PVC insulated copper cable (ISI Marked) as required, complete all as specified and directed. |
| 20 | S&F Single pole and neutral sheet metal enclosure with a two pin and earth plug and socket complete with one single pole & neutral 20 amp MCB,240 Volts for AC box, complete all as specifies and directed. |
| 21 | Supply, Installation, commissioning and testing ofcomplete centralheating system (CHS) including Thermic fluid heater unit, chimney ,pumps , AHU etc. complete with all accessories as per the following:-(A) Thermic Fluid Heaters 02 Nos (01 Working+01 Standby):- Supply, installation, commissioning and testing of pressurized type 3 phase reverse flame horizontal / vertical smoke tube, Thermic fluid heaters (Glycol water based ) each ofcapacities notless than50,000 Kcal/hr complete in all respect, with standard accessories to meet the required condition of temp andhumidity criteria for SMC at Thoise Station complete in all respect with combustion chamber and equipment , automatic Monoblock burner assy, fire tubes, control panel with sequence controller , photocell forframe failure , HT transfercombustion chamber, electrical panel, mounting frames, pressure gauge at inlet and outlet suitable operation on 50 HZ three/single phase AC supply compete in all respect to maintain the inside temperature20+/-2 degree Celsius including RH of 45+/-5% when the outside temperature drops to (-20) degree Celsius i.e. Thoise winter climatic conditions including following item of work.Make : Thermax/Rapid control/ZENITH/SANT(B) THERMIC FLUID HEATER UNIT:(a) Heater Unit :-Heat exchanger consisting of closely wound Helical concentric coils, double jacket arrangement to give adequate nos of passes on flue gas side made out of ERW tubes confirming to relevant IS suitable for high temperature all as per OEM design and required heat and capacity.(b) Pressure Jet Burner:-Suitable for light oil firing with steeples modulation mechanism all as per manufacturer design and of required head and capacity. (c) Combustion air fan with drive motor assembly all as per manufacturer design and of required head andcapacity. (d) Control Panel : Dust protected pre-wired unit mounted air cooled control panel housing a burner management system , switchgear consisting of contractors, overload relays, fuses and MCB etc. All as per manufacturer design and of required capacity. Note :- (i) The Thermic fluid heater shall be installed in system of (01 W & 1S) |
| 22 | ii) The tenderer should get the plant installed by any of the original equipment manufacturer with recommended makes of compatible components of items. (iii)The Thermic fluid heater inner shell be made fromcarbon steel with dished ends (curved type) with thickness as per thermic fluid heater design of OEM.(iv) Outer shell be made from carbonsteel with thickness as per Thermic fluid heater design of OEM. (v) Thermic fluid heater tube shall be seamless MS tube for quality commensurate with the thermic fluid heaters .(vi) The front door shall be openable lined with high grade insulation and refractory (vii) High efficient, low noise imported Monoblock burner (Benton/Rello) (viii)The Thermic fluid heater shall be insulated with 50mm thick resin bonded fibre glass wool and cladded with 22 gauge GI sheet (epoxy pointed) or any other thermal insulation as per OEM design. (ix) Pre wired control panel (made from 18 gauge CRC sheet ) Main incomer, MCB in/out temperature controller (digital)fault indicating light for water high temp, burner trip, flue temp, with alarm, hour meter for maintenance schedule etc. (x) 1 set of oil piping from unit to burner . (xi) It includes suitable concrete foundation forThermic fluid heater .(C) Flue Gas Chimney:-Supply, installation of mild steel flue gas chimneysuitable for emission as perThermic fluid heatercapacitymade out of 3 mm thick mild steel sheet, minimum 3 mtr above the highest point of plant room as per manufacturer recommendations which ever is higher including connection to each Thermic fluid heater.Note : -(a) The item shall becompletewith the mounting/fixing arrangement of thermic fluid heaters & chimney all as specified by the Thermic fluid heater manufacturer including the dia of the exhaust flue Gas chimney as per the design andspecification of the Thermic fluid heater. (b) The Thermic fluid heater shall beconnected to the chimney.(c) The portion of chimney inside the building shall be insulated with Fiber glass insulation wool of density 24 Kg/Cum. The item shall be complete with mounting and fixing arrangement with necessary PCC work complete all as specified and directed. Qty -01 No |
| 23 | Day Oil Storage Tank Supply , Installation, testing and commissioning of HSD oil day storage tank rectangular mild steel(IS2062)/or relevant IS Code construction with capacity of 500 Ltrs complete with inlet, outlet, over flow drain and vent with flame arrestor, tank shall be made out of 4mm thick mild steel sheet and will be provided withsupports made out of 50mm Dia medium grade pipe to keep tank base at minimum 2500mm above finished floor level. The tank shall be provided with level switches for on - off operation of transfer pump. Extra high level and extra low level alarm shall be provided along with gauge indicator duly calibrated. Tank and structure shall be painted with synthetic enamel paint of approved colour over one coat of primer completeall as specified and directed. |
| 24 | Thermic Fluid (Glycol) Makeup Tank Supply and installationof 500 litre capacity MS tank made out of 5 mm thick mild steel cylindrical/ rectangular with removable lid, in/out/drain/overflows system mounting arrangement making connections etc complete all as specified and directed. |
| 25 | Transfer Gear Oil Pump Fuel (Self Priming). Supply installation testing and commissioning of self priming rotary gear transfer pumps of capacity not less than 15 LPS at 25 Mtrs head for Kerosene or HSD oil complete with base mounting frame. PCC Foundation including holding down bolts , coupling guard and TEFC flame proof motor of suitablecapacityand other accessories i.e (for one working and one standby) required for commissioning complete all as specified and directed. |
| 26 | Glycol Based Water Circulation Pump For Thermic fluid heater:- Supply, installing , testing and commissioning of pumping system consisting of horizontal suction and delivery pump sets having stainless steel impellers capable of deliveringnot less than 15 LPS of thermic/ethylene glycol water against min. 25 meter head at outlet and complete as per specification. The system shall comprise of the following. Centrifugal pumps with minimum 75% efficiency not less than min. 15 LPS delivery at min. 25 mtr head suitable for parallel operation speed 1500 RPM including prime mover squirrel cage induction motor with TEFC enclosure and suitable power to drive the pump efficiently with class F insulation, 1500 RPM synchronous speed, operating on 415 +10% volts, 3 Phase , 50 HZ AC supply. (01 working +01 Standby)Note:(i) Insulation of suitable thickness duly cladded by aluminium sheets off 0.5mm thickness and properly clamped to pumped as per specifications required-01 Lot(ii) Mounting frame with ant vibration pads for 2 Nos Pumpseets-01 Lot(ii) RCC cement concrete foundation for the pumping unit as per OEM .Make: Kirloskar/Grundfos/KSB/Jyoti |
| 27 | HSD Oil Piping System.Supply, installation, testing and commissioning of MS pipe heavy duty for HSD lines confirming to IS 1239 (part-I) 2001 or relevant IS including clamps, bends, reducers, flanges, nuts, bolts etc. complete with all respects of 32mm NB, complete all as specified and directed. |
| 28 | Supply, installation, testing and commissioning of MS pipe heavy duty for HSD lines confirming to IS 1239 (part-I) 2001 or relevant IS including clamps, bends, reducers, flanges, nuts, bolts etc. complete with all respects of 25mm NB, complete all as specified and directed. |
| 29 | Supply, installation, testing and commissioning ofBrass ball valves 32 mm dia complete all as specified and directed. |
| 30 | Supply, installation, testing and commissioning ofBrass ball valves 25 mm dia complete all as specified and directed. |
| 31 | Supply, installation, testing and commissioning of Y Strainer made of CI size 25 mm dia complete all as specified and directed. |
| 32 | Ducting work (Including suitable dampers)Design, supply, assembly and erection of GI sheet with TDF flange rectangular/ Squareduct made out of L shaped hollow profile , duly factory boxed , including all accessories such as corner , cleat , carriage bolt, bend, Gasket and appropriate sealant on longitudinal joints etc, complete of size 24 Gauge, as per OEM recommendation.Note: (i) The contractor has to get duct layout drawings approved from GE before executing the duct work .(ii) The duct height shall not exceed 4.0 meterto avoid any stratification of heated air to ensure uniform distribution of heated air in the conditioned space .(iii) The cost of mounting and installation of ducts at designated height includes cost of suspenders, supports, clamps ,fasteners etc (so as to meet functional and technical requiement) is deemed to be included in the quoted rates .(iv) The quantities of ducts specified are tentative and can vary according to the duct layout submitted and approved .The contractor shall have no claim in this regard. |
| 33 | Duct Insulation M & Lforduct insulation with resin bonded fibre glass wool roll of density 24 Kg /Cum, 50 mm thick, withfactory laminated aluminium vapor barrier , Thickness of insulation as specified and including thefollowing :-(a) M &L for cleaning the surface (to be insulated) by scrapping carefully with wire brush etc, to make the surface completely free of mill scale, dirt, dust , grease and other foreign materials , taking special care so that all duct joints are sealed against any leakage.(b) M & Lfor applying rubber based adhesive CPRX compound.(c) M&L for sealing of all longitudinal joints and circular overlaps with and including aluminium foil tape 50 mm wide , to make the insulation leak proof.(d) M &L forsecuring the insulation with and including mechanically fattened nylon/steel straps of size 12mm/50mm at maximum intervals of 1.2 mtr |
| 34 | Supply Air Grilles/ DiffusersSupply, installation, testing and balancing of powder coated Extruded Aluminium supply air Grilles/Diffusers with volume control dampers in accordance with the approved shop drawings and specifications. |
| 35 | Fresh Air Intake/Exhaust Air LouversSupply, installation, testing and balancing of Powder coated/Anodizedextruded aluminium construction inlet air louvers with bird screen and volume damper for fresh air as per specifications and approveddrawings. |
| 36 | Fire DampersSupply, fixing, testing and commissioning of fire dampers in supply air ducts / main branch and return air path as & where required of required sizes including control wiring.The spring return action shall be built mechanism and not externally mounted complete all as specified and directed. |
| 37 | Air Handling UnitDesign, Supply, installation, testing and commissioning of factory built double skinfloor mounted outdoor type Air Handling Unit/Air washer with min. 6 Row deep coil of nominal unit of capacity having range of operation 750 to 2500 CFM made of 25mm thick panels consisting of G.I casing of thickness 0.8mm outside layer and 0.8 mm inside layerwith polyurethane foam (PUF)insulation factory injected between them by injection molding machine complete with blower of suitablestatic pressure as per site requirement design to achieve the desired flow of air as per standard practice. Humidifier for maintaining the desired relative humidity of heating space, cooling coil section with mechanically bonded aluminium finned copper tubes (tube thickness not less than 0.5mm) cooling coil, filter section with pre filter 90% efficiency and down to 10micron, direct drive package with flame proof TEFC variable frequency drive motor(VFD) suitable for 415+10% volts, 50HZ , 3Phase, AC supply, drain connections with stainless steel drain pan duly insulated and necessary vibration isolation arrangement etc complete as per specifications and drawings. CHS system shall be designed based as following :-(i) Inside room design conditions 20 ± (2) degree Celsius.(ii) Minimum outside ambient temperature(-) 20 degree Celsius, inside room RH 45+/-5%.(iii) Altitude above MSL 3070Mtrs.(iv) Ventilation:- 2-3 ACPH(air changes per hour) as directed by Engg-in-charge.(v) Preparation of drawings for complete layout of CHS duly showing the location of plant room (including all the major equipment the glycol hot water generations, flue gas pipes, pumps, pressurization units, AHU, Ducts etc) (vi) Preparation of site plan duly marked with existing and proposed external and mechanical service for the complete CHS plant.(vii) The complete design & working drawings should be vetted from NIT/IIT and shall be submitted to GE for approval before start the work.(viii) The schematic diagram of the complete CHS system in color coded format shall be provided.(ix) Anything missed above but required for successful commissioning of CHS system shall be submitted by the consultant. |
| 38 | (x) The design of complete CHS system shall be done as per ASRAE/extant guidelines.(xi) The equipment proposed should cater for de-rating factors of Thoise area.(xii) Anything missed out above, but required for smooth and successful operation of central heating system is deemed to be included in the quoted rate, No Deviation order for addition cost arising on this accountshall be admissible. (xiii) The capacity of pump given are minimum estimated, however on detailed calculation if the capacity needs to be enhanced for achieving the desired climatic condition mentioned in the contract, is deemed to be included in the quoted rate and accordingly contractor is adjusted to quote their rate. No Deviation Order in this regard in future shall be admissible. |
| 39 | Supply, fixing, testing and commissioning of HI wall split units indoor/outdoor complete with cordless remote control unit and with cooling and heating function of capacity 1.5 TR, BEE 3/5 Star (as per latest availability with higher energy efficiency) rated all as specified and directed. |
| 40 | Supply, fixing, testing and commissioning of HI wall split units indoor/outdoor complete with cordless remote control unit and with cooling and heating function of capacity 2 TR, BEE 3/5 Star (as per latest availability with higher energy efficiency) rated all as specified and directed. |
| 41 | Thermic Fluid charge (Glycol and water)Supply and filling of meno ethylene glycol/ thermic fluid concentrate alognwith the necessary additives and inhibitor as per IS-5759-2006 in cognition and sealed in barrels. The freezing temperature shall be below (-25.C), all specified. However the mode of payment and operations involved for this item shall be as under complete as specified and directed :-Note :(a)Mono ethylene glycol/thermic fluid shall concentrated form only be measured and paid under this item.(b)Any other additives and inhibitors as per the requirement laid down in relevant IS shall be also deemed to included in quoted rates.(c)Empty barrels shall be property of MES.(d)Material and labour for mixing filling, preparation off glycol charge to get total quantity of mixture including first filling required for operation off CHS plant and network having 70% quantity of treated water available at site and 30% of mono ethylene glycol supplied as above to attain the freezing temperature of mixture as below (-) 25 degrees centigrade. The quoted rates shall be deemed to include the above activity work.(e)The water for preparation of mixture will be supplied by MES without any extra charges for this item only. The water shall be supplied at a point decided by GE and quoted rates shall be deemed to include for transportation of same from take off point. |
| 42 | M&L for pre-insulated MS pipe of size 50mm, Class ‘C’ having thickness of PUF insulation 36mm of density 36 KG/ Cum and 26 gauge GI cladding complete suitable for above ground as per sizes complete all as specified and directed. |
| 43 | Supply, installation, testing and commissioning of Butterfly Valve PN 16 size 50mm dia. all as specified and directed. |
| 44 | Supply, installation, testing and commissioning of 50mm dia. Y- STRAINER for hot water circulation.all as specified and directed. |
| 45 | Supply, installation, testing and commissioning of 50mm Dia Non return valve all as specified and directed. |
| 46 | Supply, installation, testing and commissioning of Automatic Air Purge Valves of size minimum 20mm for hot water circulation header as specified and required by Engineer In Charge. Makes : Audco/ C&R/ Adverse/ Anergy |
| 47 | Supply, installation, testing and commissioning of Pressure gauge 4\" Dial 0-21 Kg Rating complete all as specified anddirected |
| 48 | Supply, installation, testing and commissioning of Earthing complete with galvanised steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground (earth pit not less than 2.25 M deep below normal ground level) with top edge of plate not less than 1.5 M below normal ground level, connecting to the Galvanised iron earth strip 32x6mm size by means of bolts, nuts, check nuts and washers of galvanised iron and earth strip protected by provision of GI light grade pipe 40mm bore including provision of concrete pit in PCC (I:2:4) type B-1 using20mm graded stone aggregated with 40mm thick cover of RCC (1:2:4)reinforced with XPM (weight not less than 4 Kg/Sqm) and frame of angle iron 40x40x6mm with lugs 02 Nos and handle of 6mm Dia MS bar made to shape, GI light grade 20mm bore pipefor watering, perforated at bottom and connecting to earth test point complete all as specified anddirected |
| 49 | Supply & fixing of 32mmx6mm GI strip on surface or in recesses for earth connections etc complete as required complete all as specified anddirected |
| 50 | Supply, installation, commissioning and testing of factory made, CPRI approved LT panel indoor type made out of CRCA sheet 3.15 mm thick, frame factory fabricated with front and back openable double door with locking arrangement, with MS angle section 50x50x6mm support, duly powder coatedhaving thickness not less than 100 microns provided suitable gasket to make it dust and vermin proof, suitable for 3 Phase4 wire, 415 Volts, 50 Hz, AC supply system, floor mounted and grouting the legs of panel in PCC foundation 1:4:8 complete as all directed suitable for and including the following :- INCOMERS(a) Bus Bar TPN Copper bus bars of minimum 150 A capacity(b) Change over switch 125 Amps, 415 volts, 4 pole (on load) =01(c)MCCB 125 Amps, 415 Volt, 16 KA, 4 Pole, thermal magnetic release - 01 No for incoming (Extended Rotary Operating Handle, Phase Spreader links and Phase barriers)OUTGOINGS(a) MCB32Amp, 10KA, TPNwith Ammeter- 06 Nos for Diesel Pump & Boiler Pump/thermic fluid heater pump.(b)DOL Starter for Diesel Pump- 06 Nos(c)Ammeter- 04 No for Pumps(d) Digital Volt and Amp meter-01 Nos each(e) RYB Indicator-03 Nos |
| 51 | Power CablingSupply, installation testing and commissioning of complete cable work using XLPE insulated PVC sheathed steel tape/ wire armoured underground copper conductor cables of following sizes for electric supply from main panel in AC plant room to various loadsincluding Supplying and making end termination with brassdouble compression glands and aluminium lugs including interconnections from starters to motors on existing cable trays/supports as requiredas per specifications. 3 core x 4 Sqmm -copper armored cable, 1100 V, ISI marked Complete all as specified and directed. |
| 52 | Supply, Laying and testing of cable XLPE insulated , screened , PVC bedded , galvanised steel strip or wire armoured , electric power cable heavy duty 1100 Volts grade with stranded aluminium conductor of size 50 sqmm 3.5 Core complete laid in trenches , with necessary excavation, sand cushioning, PCC cover block , removal of surplus spoil and necessary returning filling complete all as specified and directed.Note;- Earth work, sand cushioning and PCC Cover shall be measured and paid separately. |
| 53 | Supply, Laying and testing of cable XLPE insulated , screened , PVC bedded , galvanised steel strip or wire armoured , electric power cable heavy duty 1100 Volts grade with stranded aluminium conductor of size 10 sqmm 4Core complete laid in trenches , with necessary excavation, sand cushioning, PCC cover block , removal of surplus spoil and necessary returning filling complete all as specified and directed.Note;- Earth work, sand cushioning and PCC Cover shall be measured and paid separately. |
| 54 | Excavation in trenches in hard/dense soil not exceeding 1.5 metre wide and not exceeding 1.5 metre deep for laying of cables, pipe and foundation of poles etc. and getting out, complete all as specified and directed. |
| 55 | Returning, filling in trenches (soil), including spreading, leveling and well ramming in layers not exceeding 25 cm thick, complete all as specified and directed. |
| 56 | Removal of surplus excavated soil to a distance not exceeding50 metre and depositing where directed at a level not exceeding1.5metre above the starting point,complete all as specified and directed. |
| 57 | Material and labour, sand cushioning with a layer of dry river sand, 80mm thick before laying of cable and 150mm thick (punned down to 100mm thick) after laying of cables, in trenches/ducts, complete all as specified and directed.Note : Punned down thickness (overall 18cm), shall be considered for measurement and payment. |
| 58 | Supplying and laying,factory made unreinforced precast concrete cable cover LV type-1, flat, of size 250x150x40mm, ISI marked for protection of LT cable , complete all as specified and directed. |
| 59 | Supply and Laying 3 Layer PP-R (Poly- propylene random polymer) pipes SDR 7.4UV stabilized and anti microbial fusion welded having thermal stability for hot & cold water supply including all PP-R plan & brass threaded polypropylene random fitting s fixed complete to walls , ceiling or in floors etcof size 32 mm dia complete all as specified and directed |
| 60 | Supplyand fix PPR Gate Valves (brass Insert) of 32 MM bore complete all as specified and directed |
| 61 | Drilling and tapping GI/PPR water mains (in position) the existing pipe of16 mm to 40mm for branch connections includinginserting tee of size50x50x25mm or as per site conditions complete all asdirected by Engineer in charge. Note Excavation , returning fillingare deemed to beincluded in item rate |
