Tender For Cleaning Sanitizing Maintenance Of Oh Tanks Reservoirs Ug Sumps Swimming Pool Filtration Plant And Other Connected Works Under Ge Narangi.; 1 Material and labourfor seven stage cleaning and sterilization of insideof overhead RCC tank atC block MD Accn Area of capacity 2.00 Lakh Gallon through bacteriological treatment by using chemical as approved byE-in-cs Branch or as recommended by GE and ultra voilet rayincluding arrangement of necessary tools & plants, labouretccomplete all as specified and as directed. Seven stages are as under follows :-(a)First stage is to drain out the water by using exit valve orown high capacity dewatering ststem.(b) Second stage is cleaning all the algae fromation inside the tank by using approved chemical as recommended by GE including scrubbing the walls of the tank.(c)Third stage is scrubbing the wall with mechanical scrubber and fresh water cleaning by high speed jet pump (rotary & flat) to remove all scalling, algae and other formed particles on internal surface of the tank completely. (d)Forth stage and first bacteria screening is sterilization by using approved chemical as recommended by GE.(e) Fifth stage is cleaning the floor of the water tank by heavy duty industrial vacuum cleaner and sludge sucker having maximum 1200W with sutable heavy duty rugged motor to free of any foreign and loose particles on any nature.(f)Sixth stage is the second bacteria screening and sterilizing method by usingultra violet ray by heavy duty UV radiation which shall havecovering 360 degree of sterilization withthe tank to kill all suspended bacteria.(g) Seventh stage of cleaning and third bacteria screening is to sterilize the floor and wall of the water tank by using oxidizing agent Bleaching powder or equivalent non- toxic bio- degradable eco friendly anti bacterial agent certified by Govt approved laboratory to disinfect the over head tank from all harmful pathogens complete all as specified and directed . 2 All as per item No. 1 Above but atB block MD Accn area ( Havalder Pump House),of capacity 1.00 Lakh gallon. 3 All as per item No. 1Above but atB block MD Accn area ( Havalder Pump House) & 14 FAD OTM of capacity 0.50 Lakh gallon. 4 All as per item No. 1Above but at Jintu Vihar MD Accn areaof capacity1.00 Lakh gallon. 5 All as per item No. 1 Above but atPhase-II MD Accn areaof capacity 1.00 Lakh gallon. 6 All as per item No. 1Above but at17 CZW areaof capacity 1.00 Lakh gallon 7 All as per item No. 1Above but atPhase-II MD Accn area & 222 ABOD OTM of capacity upto 0.25 Lakh gallon. 8 All as per item No. 1 Above but atABOD OTM Accn areaof capacity 1.00 Lakh gallon. 9 Material and labourfor seven stage cleaning and sterilization of insideof overhead pressed steel tank at Ph-II MD Accn Area of capacity 0.75 Lakh Gallon through bacteriological treatment by using chemical as approved byE-in-cs Branch or as recommended by GE and ultra voilet rayincluding arrangement of necessary tools & plants, labouretccomplete all as specified and as directed. Seven stages are as under follows :-(a)First stage is to drain out the water by using exit valve orown high capacity dewatering ststem.(b) Second stage is cleaning all the algae fromation inside the tank by using approved chemical as recommended by GE including scrubbing the walls of the tank.(c)Third stage is scrubbing the wall with mechanical scrubber and fresh water cleaning by high speed jet pump (rotary & flat) to remove all scalling, algae and other formed particles on internal surface of the tank completely. (d)Forth stage and first bacteria screening is sterilization by using approved chemical as recommended by GE.(e) Fifth stage is cleaning the floor of the water tank by heavy duty industrial vacuum cleaner and sludge sucker having maximum 1200W with sutable heavy duty rugged motor to free of any foreign and loose particles on any nature.(f)Sixth stage is the second bacteria screening and sterilizing method by usingultra violet ray by heavy duty UV radiation which shall havecovering 360 degree of sterilization withthe tank to kill all suspended bacteria.(g) Seventh stage of cleaning and third bacteria screening is to sterilize the floor and wall of the water tank by using oxidizing agent Bleaching powder or equivalent non- toxic bio- degradable eco friendly anti bacterial agent certified by Govt approved laboratory to disinfect the over head tank from all harmful pathogens complete all as specified and directed . 10 All as per item No. 9Above but at 41 Veh Coy of capacity 0.072 Lakh gallon capacity. 11 All as per item No. 9Above but attarapore Enclave area of capacity 0.50 Lakh gallon. 12 All as per item No. 9Above but atPeer Baba colony area of capacity 0.072 Lakh gallon. 13 All as per item No. 9Above but atShopping Complex area of capacity 0.168 Lakh gallon. 14 All as per item No.9Above but atADG Complex area of capacity 1.00 Lakh gallon. 15 All as per item No 9 Above but atC block MD Accn area area of capacity 2.00 Lakh gallon. 16 All as per item No. 9 Above but atJorabat Colony of capacity 0.072 Lakh gallon. 17 Material and labourfor seven stage cleaning and sterilization of insideof Semi underground sump of capacity 0.20 Lakh gallon capacity at Jorabat Colony pump house , 41 Veh Coy Pump house, Peerbaba colony pump house and 1 ABW Madhuban Officers Mess through bacteriological treatment by using chemical as approved byE-in-cs Branch and as recommended by GE and ultra voilet rayincluding arrangement of necessary tools & plants, labouretccomplete all as specified and as directed. Seven stages are as under follows :-(a)First stage is to drain out the water by using exit valve orown high capacity dewatering ststem.(b) Second stage is cleaning all the algae fromation inside the tank by using approved chemical as recommended by GE including scrubbing the walls of the tank.(c)Third stage is scrubbing the wall with mechanical scrubber and fresh water cleaning by high speed jet pump (rotary & flat) to remove all scalling, algae and other formed particles on internal surface of the tank completely. (d)Forth stage and first bacteria screening is sterilization by using approved chemical as recommended by GE.(e) Fifth stage is cleaning the floor of the water tank by heavy duty industrial vacuum cleaner and sludge sucker having maximum 1200W with sutable heavy duty rugged motor to free of any foreign and loose particles on any nature.(f)Sixth stage is the second bacteria screening and sterilizing method by usingultra violet ray by heavy duty UV radiation which shall havecovering 360 degree of sterilization withthe tank to kill all suspended bacteria.(g) Seventh stage of cleaning and third bacteria screening is to sterilize the floor and wall of the water tank by using oxidizing agent Bleaching powder or equivalent non- toxic bio- degradable eco friendly anti bacterial agent certified by Govt approved laboratory to disinfect the over head tank from all harmful pathogens. Complete all as specified and directed. 18 All as per item No 17above but of capacity 1.00 Lakh gallon at New Havalder pump house 19 All as per item No 17above but of capacity 3 x 1.5 Lakh gallon at Main pump house Reservior Tank. Note : 1.5 LG Tank to be measured as one job. 20 All as per item No 17 above but of capacity 1.50 Lakh gallon at Main pump house (Circular Intake sump). 21 All as per item No 17above but of capacity 0.50 Lakh gallon at Hav pump house (Old) and 1 ABW Madhuban Officers Mess 22 All as per Item No.17 above but for Semi-UG Sumps at Swimming Pool Pump House capacity 0.5 Lakh Gallon. 23 Material and labourfor seven stage cleaning and sterilization of insideof2X semi underground sumps at water filtration plant of capacity 0.50 Lakh gallon of each semiundergroundsump atE Block pump housethrough bacteriological treatment by using chemical as approved byE-in-cs Branch and or as recommended by GE and ultra voilet rayincluding arrangement of necessary tools & plants, labouretccomplete all as specified and as directed. Seven stages are as under follows :-(a)First stage is to drain out the water by using exit valve orown high capacity dewatering ststem.(b) Second stage is cleaning all the algae fromation inside the tank by usingE-in-cs Branch approved chemical as recommended by GE including scrubbing the walls of the tank..(c)Third stage is scrubbing the wall with mechanical scrubber and fresh water cleaning by high speed jet pump (rotary & flat) to remove all scalling, algae and other formed particles on internal surface of the tank completely. (d)Forth stage and first bacteria screening is sterilization by using E-in-cs Branch approved chemical as recommended by GE.(e) Fifth stage is cleaning the floor of the water tank by heavy duty industrial vacuum cleane rand sludge sucker having maximum 1200W with sutable heavy duty rugged motor to free of any foreign and loose particles on any nature.(f)Sixth stage is the second bacteria screening and sterilizing method by usingultra violet ray by heavy duty UV radiation which shall havecovering 360 degree of sterilization withthe tank to kill all suspended bacteria.(g) Seventh stage of cleaning and third bacteria screening is to sterilize the floor and wall of the water tank by using oxidizing agent terbac G65/ Sodium Peraoxide or equivalent non- toxic bio- degradable eco friendly anti bacterial agent certified by Govt approved laboratory to disinfect the over head tank from all harmful pathogens complete all as specified and directed.(Note : cleaning of2x Semi UG sump of capacity 0.50 LGis considered as one job)Note for item No. 1 To 23 :(a) The cleaning will be done as per mechanised seven stage process and results will be verified by the competant authority. (b) The notice for the interruption of water supply shall be intimated to the concerned Engineer In Charge prior to execution of the work and and the process shall be completed within 24 hours of begining the work to avoid inconvenience of water supply in the effected areas. In case the contractor fails to complete the complete cleaning process and resuming the water suooly within 24 Hours , panel recovery of Rs 5000.00 per day will be recovered for the job effected forwhich the contractor shalll not have any extra claim whatsoever from the Dept.. (c)The unit rates quoted by the contractor shall be deemed to be inclusive of Writing date of cleaning in white letters of size as directed on black background. 24 All as per Item No. 23 above but for Water Treatment plant capacity 9 MLD consisting of 06 Nos Sumps, 04 Nos Filtration beds, 02 Nos Intake tanks, raw water passing drains, Treated water collection tanks - 04 Nos, Sludge/back washing drains approx 60RM.The job also include two coat of synthetic enamel painting of pipe lines, gear boxex, MS mixersincude valves of various sizes and white wash of filters beds in a interval of 3 months complete all as specified and directed . 25 Material and labour for comprehensive cleaning of B Block Natural Water Resource and FAD Natural Water Resource of approx 1.0 lakh litres by complete washing out of old settled muddy sand, soil mixture (sludge) etc and removal of settled sludge to a suitable distance not exc. 50mtr complete all as specified and as directed. The rate includes cleaning of pipe lines of approx distance of 1KM from pump house each side include one coat of lime white wash complete all as specified and directed. (Note : 1.Cleaning of one Natural resource be considered as one job . 2. Cleaning of Natural resources be carried out as per requirement on urgent basis). 26 Material and labour for comprehensive cleaning of swimming pool of size 50m X 21m (Olympic Size with Diving Zone)metres situated near Rhino Shopping Complex by complete washing out of old settled water including scrapping off the old surfaces using wire brush/stainless steel wiper etc and removal of settled sludge to a suitable distance all as directed at site and cleaning of entire swimming pool by using bleaching powder, tiles cleaning chemicals, detergent and wiping off residual waste water through the drain out chamberincluding sun drying complete all as specified and as directed.(Note: The work shall be carried out by the contractor after seasonal closure of swimming pool) 27 All as per item No 26 here-in-before but for Swimming Diving Pool of size 15m X 15m. 28 Material and labourfor lifting of submersible non clogging pump set from sewage well including dismantling all connections and keeping aside for reinstalling after comprehensive cleaning of sewage treatment plant reservoirs at Phase-II area such as collection cum equalization tank, CC tank, tube settler tank and clear water sump by dewatering and removal of existing sludge from various chambers and scrapping off after draining out waste/sludge and depositing to a suitable location as directed at site, cleaning of all reservoirs mentioned above using bleaching powder and wire brush and wiping off properly including sun drying before re commissioning at site complete all as specified and as directed. Note: Proper shut down shall be taken before commencement of subject work 29 Taking out old UNSV MS Angle/ channel/ Sheet from Open well & Jack well sumps and supply and fabricated MS Covers from 50x50x6mm thck MS Angle Iron frame, MS sheet of size 3mm thick, MS rods, (Fe.290.Gde-E-165) include handle for lifting completeinclude painting with one coat of Red oxide paintand two coat of synthetic enamel paint as per existing size complete all as specified and directed. (Note : Job include cutting corroded structure by welding, fabrication of new structure by welding, cutting and fixing with suitable arrangements). 30 Taking out Old UNSV MS level gauge and supply aqnd fix new MS level gauge of same length as existing having marking of levels at various intervals with bold letters so that it is visible from distance.The work include fixing the gauge by welding , painting and connected assy such as level indicator, float ball, SWR rope and fixing level in floor of UG sump of2 Mtr height complete all as specified and directed. 31 Taking out suction pipe of 150mm bore with defective CI foot valve of 100 mm dia for replacement of the foot valve (ISI marked) including necessary nut, bolt, washers and cutting threading of GI pipe/MS Pipe and lowering in the sump complete all as specified and as directed. 32 Taking out suction pipe of 150mm bore with defective CI foot valve of 150 mm dia for replacement of the foot valve (ISI marked) including necessary nut, bolt, washers and cutting threading of GI pipe/MS Pipe and lowering in the sump complete all as specified and as directed. 33 Taking out suction pipe of 200mm bore with defective CI foot valveof 200 mm dia for replacement of the foot valve (ISI marked) including necessary nut, bolt, washers and cutting threading of GI pipe/MS Pipe and lowering in the sump complete all as specified and as directed. 34 Supply and fixing in repair 100 mm bore CI non-return sluice valve, heavy duty, ISI marked (IS 5312), flanged end including rubber gasket joints, nuts, bolts etc including testing complete all as specified and as directed. 35 Supply and fixing in repair 150 mm bore CI non-return sluice valve, heavy duty, ISI marked (IS 5312), flanged end including rubber gasket joints, nuts, bolts etc including testing ccomplete all as specified and as directed. 36 Material and labour labour for painting of MS structure of of PSS tank of capacity 0.10 LG from outside tank all sides including MS staging upto height of 20 Mtr height having, MS structure, MS/CI/DI Pipe lines inlet/outlet/overflow include fittings and various type of valve as per colour code in 41 Veh coy complete from ground level to tank including one coat of red oxide primer, one under coat and one finishing coat of synthetic enamel paint of Sky Blue colour complete all as specified and directed .. 37 Material and labour for complete cleaning of inside surface of Pressed steel tank (over a height of approx 20 mtr) with wire brush (including hammering, sand blasting to remove heavy rust) removing of mild scale and rust by application of rust removing chemical by brush and leave the surface to react for 15-30 Mins.Then the rusty surface will change their colour.After that remove the loose particles of rust by wire brush complete all as specified and directed.Make:- Sika Rustoff 100 or equivalent in Pidilite/ FOSROC 38 Material and labour for one coat food grade epoxy based Zinc rich corrosion protection primer by stirring the hardner and resin individually with mechanized strirrer of proper size.Then add the entire content of the hardner into Resin container and stir the two components throughly using a low speed mixer for about 2 to 3 minutes until a uniform colour of the mixture is obtained.One coat of 100 micron need to be applied on total inside steel surface and external surface where needed complete all as specified and directed. Make:- Sika Friazinc R or equivalent in Pidilite/ FOSROC) 39 Material and labour for coating with foodgrade coaltar epoxy resin (two part reaction hardening chemical resistant coating of low solvent content based on coal tar epoxy resin in combination with mineral fillers)after through mixing of a base and hardner, the mixed material is applied on the steel surface including second coat where it is needed.Since the pot-life is very short, application must be done very quickly (Inside of tank application only). complete all as specified and directed.Make:-Sika Interol poxitar or equivalent in Pidilite/ FOSROC) 40 Material and labour for removal of old inter panel sealant and use a solvent free two component epoxy resin, mixing the component A and Bat recommended ratio and prepare the sealing material and use it in between the jointing panel as sealant to assure all the interplate joints are sealed in appropriate manner complete all as specified and directed.Make:- Sika Guard 694F (I) or equivalent in Pidilite/ FOSROC) 41 Material and labour labour for preparation of existing painted surfaces, painting of RCC structure of of RCC OH tank of capacity 2.0 LG in C block MD Accn area from outside tank including MS staging upto height of 24 Mtr heightas exixting having, RCC structure, MS structure, MS/CI/DI Pipe lines inlet/outlet/overflow include fittings and various type of valve as per colour code complete from ground level to tank includingone under coat and one finishing coat of weather coat paint ofexisting colur or as directed by Engineer-in-chargecomplete include marking arrows all as specified and directed by Engr-in-Charge. Note : Contractor will approve colour schemes to be approved before start painting works complete all as specified and directed . 42 All as per item No. 41 Above but atB block MD Accn ( Havalder Pump House), Jintu Vihar MD Accn area,17 CZW , Phase-II MD Accn,ABOD OTM Accn area of capacity 1.00 Lakh gallon. 43 All as per item No. 41 Above but atJintu Vihar MD Accn area,of capacity 1.00 Lakh gallon. 44 All as per item No.41Above but atB block MD Accn area ( Havalder Pump House) of capacity 0.50 Lakh gallon. 45 All as per item No. 41 Above but at areaof capacity 0.25 Lakh gallon. Note for item No. 1To 45:(a) The cleaning will be done as per mechanised seven stage process and results will be verified by the competant authority. (b) The notice for the interruption of water supply shall be intimated to the concerned Engineer In Charge prior to execution of the work and and the process shall be completed within 24 hours of begining the work to avoid inconvenience of water supply in the effected areas. In case the contractor fails to complete the complete cleaning process and resuming the water supoly within 24 Hours , panel recovery ofRs 5000.00 per day will be recovered for the job effected forwhich the contractor shalll not have any extra claim whatsoever from the Dept. (c)The unit rates quoted by the contractor shall be deemed to be inclusive of Writing date of cleaning in white letters of size as directed on black background.(d) Rates include T&P and staging requiredfor the job in the quoted rates against BOQ items nothing extra not to be paid on this account.(e)Necessary saffety equipments, saffety measure should be strictly maintained by the persons employed in the work during execution of work as per norms or as directed or required at site during execution of work.Competent person should be present during execution of work. (f) All waste material/ sludge /mud/ muddy sand retrieved after repair/ cleaning worksto be removing from site and dispossed off in low lying area out side the cantt.Rates of transportation to be included in the quoted rates. If contractor fails to doing the job a panel recovery of Rs 3000.00 will be recovered from the job effected forwhich the contractor shalll not have any extra claim whatsoever from the Dept.. 46 Material and labour for scrapping , hammering, chseling scrubbing to surfaces of tank at any height using electric/mechenical means, hand brush blower, etc as recommended by the manufacturer and disposal of all unserviceable complete upto a distance n exc 50 m complete all as specified and directed . 47 Material and labour for applying two coats of hygienic coating of inner walls & floors/bottoms of OHT/UG Sumps using 2 parts, solvent free epoxy resin coating for lining and potable water structure having 100% solid contents, approved by CFTRI(USFDA-175, 300) and complies to ASTM D 2370, etc non toxic cured film meets requirement as per IS 9883 : 1981, Coating to be applied after proper surface preparation to remove loose dust, dirt etc.cleaning , mixing cement in ratio as per OEM instruction by using slow speed electric drill and application of 2 coats at 200 microns DFT complete as per specification and as directed by Engineer in charge. Make : Thermax Ltd, Trimurti (India), Tikitar Danosa (Pvt) Ltd/ Sikka/Pidilite 48 Material and labour for preparation of existing painted surfaces of IRPs of capacity 6000 GPH installed at various locations by applying two coat of synthetic enamel paint to outside surfaces of water lines, inlet and out, overflow pipes of inlet & outlet of pumping linesas per colour code include support structure, fitting & valves, include replacement of flexible pipes of same size complete include marking flow arrow with white synthetic enamel paint complete all as specified and directed. 49 Surface dressing not exc 15cm deep including cleaning away all grass vefetation, saplings, shrubs, brushwood, under growth, rooth , levelling & spreading water and removing rubbish, accumulated sand/mud/wastage up to a distance 200 mtrs outside the periphery of the area under clearance complete all as specified and directed. 50 Material and labour for complete removal of painton newely plastered or old unplastered surfaces including preperation of surfaces by Scrubbing, cleaning the exterior surface of Semi UGreservoir of various capacity and applying two coats of cement base paint on the outer surfaces of height up to 3 meter as existing in various Pump Houses include marking tank cleaning and other details base with black paint over white colour by synthetic enamel paint complete all as specified and directed. 51 Material and labour for cement concrete 1:3:6 type C-2,(using 40 mm graded crushed stone aggregate) as in foundation filling and mass concrete including dismantling of existing concrete complete all as specified and directed. 52 Material and labour for cement concrete1:2:4 type B-1,(using 20 mm graded crushed stone aggregate) as in foundation filling and mass concrete including dismantling of existing concrete complete all as specified and directed. 53 Material and labour for rendering 10mm thick cement plaster in cement mortar 1:4 on fair faces of brick or concrete surfaces, water line support pillar and three coat of white wash andinclude taking down old complete all as specified and directed . 54 Material and labour for writing the letters TANK CAP ____ LG as specified andSAVE WATERon the tank having uo to height of upto 24 mtr staging with white synthetic enamel painton front side and MES on other side.Size of letter not less than 40 CMs complete all as specified and directed . 55 Taking down old UNSV and Supplying and fixing 1100 volts grade heavy duty cable PVC insulated aluminium conductor, served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 metre apart including 4mm suspension wire, one twin core cable flat or circular of size 6 sqmm including fixing arrangement with OH Tank complete all as specified and directed. 56 Material and labour for preparation of existing painted surfaces of CI/DI/MS pipe line and applying two coat of synthetic enamel paint to outside surfaces of water lines, inlet and out, overflow pipes of inlet & outlet of pumping linesas per colour code include support structure, fitting & valves complete of sizes 300 mm dia pipe complete include marking flow arrow with white synthetic enamel paint complete all as specified and directed . 57 Ditto but of size 200mm bore 58 Ditto but of size 150mm bore 59 Ditto but of size 100mm bore 60 Ditto but of size 50mm to 80mm bore Note for item No. 1To 60:(a) The cleaning will be done as per mechanised seven stage process and results will be verified by the competant authority. (b) The notice for the interruption of water supply shall be intimated to the concerned Engineer In Charge prior to execution of the work and and the process shall be completed within 24 hours of begining the work to avoid inconvenience of water supply in the effected areas. In case the contractor fails to complete the complete cleaning process and resuming the water supoly within 24 Hours , panel recovery of Rs 5000.00 per day will be recovered for the job effected forwhich the contractor shalll not have any extra claim whatsoever from the Dept.(c)The unit rates quoted by the contractor shall be deemed to be inclusive of Writing date of cleaning in white letters of size as directed on black background.(d) Rates include T&P and staging requiredfor the job in the quoted rates against BOQ items nothing extra not to be paid on this account.(e)Necessary saffety equipments, saffety measure should be strictly maintained by the persons employed in the work during execution of work as per norms or as directed or required at site during execution of work.Competent person should be present during execution of work. (f) The complete work will be carried by or in persons supervision of M/s Rays Cleantech/M/s M L Treatment/ M/s MS Tank Cleaning Pvt Ltd or other professional agency for doing such type of work and after completion of work necessary testing certification be obtain by them by the contractor rates to be included in the quoted rates.(g) All waste material/ sludge /mud/ muddy sand retrieved after repair/ cleaning worksto be removing from site and dispossed off in low lying area out side the cantt.Rates of transportation to be included in the quoted rates. If contractor fails to doing the job a panel recovery of Rs 3000.00 will be recovered from the job effected forwhich the contractor shalll not have any extra claim whatsoever from the Dept.. 61 Material and labour for earthing complete with GI earth plate electrode 600 mm x 600 mm x 6 mm thick, burried directly and preferably vertically in ground, earth pit not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.50Mtr below ground level.The earth plate to be connetced with earth strip 25×4mm thick galvanised iron or steel wire all as shown in para no 4 the earthing test pointall as specified and directd. The GI earthing stripto be protected by galvanised iron pipe 40 mm bore (medium grade) up to ground level and there after with40mm dia HDPE pipe up to test point. Earthing shall be include withproviding funnel with 20mm bore galvanised iron pipe (light grade), wire mesh, charcoal or coke and common salt in alternate layer of 15cm (compacted thickness) up to 90 cm all around earth platefurther filled with60 cm thick Tibba sandand 2nd layer with30 cm of Magnesium sulphate powder (compact thickness ) , 3rd layerwithtibba sand up to the ground level. Earthing shall also be include for providingconcrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded aggregate), 50mm thick precast RCC (1:2:4) cover slab (re-inforced with 8mm dia TMT bar @ 15 cm C/C bothways and suitable handle made of 10mm dia) including necessary earth work 62 Taking down old UNSV light fittings andsupply and fixing LED flood light 100watt 230 VAC outdoor type with thermal management in multiple optics and equipped with IP66 protection, with impact and corrosion resistant include MS bracket , nuts & bolts fixed on wall or OHT pillar, or MS Structure complete with driver and lamp complete all as specified and directed. 63 Material and labour for earth continuity conductor or main earthing lead for down conductor fixed to wall on porceline insulators/saddle/PVC saddle or on button or recess or chases or burried in ground or drawn in conduit/ pipe or fixed to bldg/roof/pole or any other etc as required aluminium strip of size 25 x 3.15mm include screws, nuts & bolts complete all as specified and directed. 64 Material and labour for GI pipe medium grade40 mm dia with socket at one end in the length of 1.2mtr for supporting of air termination rod or protection of earth conitnuity strip. 65 Supply and fix in repair Test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm longhex. head screw complete. 66 Supply and fix in repair thermoplastic ( Polycarbonate) junction box for test point without terminal block of dimension 130x180x77mm IP 66 halogen free and weather proof including four hexagonal anticorrosive screws for outdoor installation completeall as specified and as directed. 67 Taking down UNSV and supply and fix air termination, single pointed aluminium rod 12mm dia and 300mm long complete all as specified and directed. 68 Material and labour for taking out existing filter media from factory fabricated Multi Grade IRPs/sand filter (as per IS:2825) .Filter shall be provided with inlet, outlet pressure gauge,sample cocks, charge of filter media graded sand and internals consisting of strainer fitted on plate for collection. cylindrical shape mild steel construction, Dia of vessel 2400x 2000(H) ,Operating Pressure 1 to 2 kg/sqcm,capacity 6000 LPHtreatment plant of any description carefully and removing out to distance 50 Mtrs away from installations, including cleaning, washing inside of filter including painting Inside, replacement of UNSV PVC threaded hose pipe, rubber washers, Nuts & Bolts , testing and commissioning complete all as specified and directed. 69 Supply and fix and levelling gravel of size 20 x 12mm thickness as per OEM design for forming media filter of filter beds/bio filter complete all as specified andas directed . 70 Supply and fix and levelling gravel of size 12 x 6mm thickness as per OEM design for forming media filter of filter beds/filter complete all as specified andas directed. 71 Supply and fix and levelling gravel of size 6 x 3mm thickness as per OEM design for forming media filter of filter beds/filter complete all as specified andas directed . 72 Supply and fix and levelling gravel of size 3 x 1.5mm thickness as per OEM design for forming media filter of filter beds/ filter complete all as specified andas directed . 73 Supply and fix and levelling ferrimenix (MNO2) compound as per OEM design complete all as specified and directed. 74 Supply and fix and levelling Activated carbon (Arthritic coal) as per OEM design for forming media filter of filter complete all as specified andas directed . 75 Supply and fix and levelling fine sand of size 0.45mm to 1mmas per OEM design for forming media filter of filter beds/bio filter complete all as specified andas directed .
