Repairs And Maintenance To Stp Equipments Pipe Lines And Chlorinator Under Dhq 3 At New Mangalore Under Ge ( I ) ( Cg ) Goa - 1.00 Cleaning And Servicing Of Oil And Grease Chamber, Screening Bar And Centifuse Filter Press And Cleaning And Servicing Once In A Week For Pumps And Dg Set At Sewage Treatment Plant Of Capacity 200 Kld At Cgra Kunjathbail For ( Electrically Operated Containing The Machinery Of Following Capacity Through Out Including Cleaning The Pumping Sets, Dg Sets, Control Panel, Pump House Building And Removal Of Vegetation Upto 10 Mtr Arround The Installation As And When Required Including Providing And Maintaining The Log Sheet For Pump Sets And Engine Complete All As Specified And Directed. [ Note :- ( I ) All Chemicals Required For Smooth Functioning Of Stp Shall Be Measured And Paid Separately Under Appropriate Items As Mentioned Below. ( Ii ) Cleaning & Serving Of Oil And Grease Chamber, Screening Bar And Centifuse Filter Press And Removal Of Cake Shall Be Carried Out Once By One Sweeper Employed In Every Week ] Note For All Work:- Contractor Shall Strictly Follow The Prohibition Of Employment Of Manual Scavengers And Their Rehabilation Act, 2013 Which Refers Prohibits Engagement Or Employment Of Any Person For Hazardous Cleaning Of Sewers And Septic Tanks By Employing Manual Handling Of Excreta In The Process Of Their Cleaning. Necessary By Pass Arrangement To Be Made In Case Of Time Consuming Repairs, Till The Sewer Line Is Repaired & Wherever Handling Of Human Excreta Can Be Involved Necessary Appropriate Technological Appliances ( Sewage Suction Truck ) Will Be Complied With The Subject Act Applicable For All The Boq Items. 2.00 Collection Of Dried Sludge Cake In Every Month And Disposed Of Safely In Suitable Place Not More Than 50 Km Form Stp Cgra Kunjathbail Complete All As Specified And Directed. 3.00 Collecting The Waste Water / Effluent Sample Monthly From Stp Before And After Treatment, Sample Handling, Transporting To Nabl Accredited Lab Approved By Authorities, Carry Out The Analysis Of The Following Latest Is Method & Submit To The Engineer-In-Charge For Approval / Verification Complete All As Specified And Directed. [ Note:- ( I ) Payment Shall Be Made Only After Submitting Original Test Report To Engineer-In-Charge & Newly Appointed Engineer-In-Charge ( Ii ) Each Job Consist Of Testing Of Sample Before And After Treatment Of Effluent Of Stp ] . 3.01 Bod ( Bio Chemical Oxygen Demand ) 3.02 Cod ( Chemical Oxygen Demand ) 3.03 Tss ( Total Suspended Solids ) 3.04 Total Dissolved Solids ( Tds ) 3.05 Turbidity 3.06 Ph 4.00 Supply Only Sodium Hypochloride Calcium Based, High Strength Chlorination Chemical For Water Disinfectant In Any Form Granular Or In Liquid Form In Factory Sealed Hdpe Container ( 45 / 50 Kg Each ) , Chlorine Concentration Level 65-70 % And Delivered At Stp Complete All As Specified And Directed. [ Note:- Payment Shall Be Made After Submission Of Original Purchase Voucher & Test Certificates ] 5.00 Supply Only Poly Electrolyte Chemical Complete All As Specified And Directed. 6.00 Cleaning Of Underground Sewage Trated Water Sump 60000 Ltr By Using Pump Set Or Mechanically Operated Suction Truck Etc Complete All As Directed. ( B ) Removing Muds, Silt Sand Etc From Inside Of Tank And Depositing In Pit ( Depth Of Pit Not Less Than 1.5 Mtr ) To A Distance N.Exc 50 Mtr From Tank Including Exacavation Of Suitable Size Of Pit And Returning, Filling Etc Cleaning Of Tank With Water And All As Directed. ( C ) Removing Moulds, Moss, Foreign Materials Etc From The Internal Surfaces Of Tank And From The Mouth Of Pipe By Scrapping With Steel Brushes Or Steel Scrapping, Disposing Off Waste Materials To A Distance N.Exc 50 Mtr And Cleaning The Internal Surface With Clean Water. ( D ) Spreading The Thin Layers Of Bleaching Powder Over The Entire Internal Surface Area 142 Sqm, Of Tank Internally And Washing With Clean Water. ( E ) Applying One Coat Of Lime Wash To The Internal Surfaces. ( F ) Applying Two Acrylic Exterior Emlonson Paint To The External Surfaces Of Sump Complete All As Specified And Directed. 7.00 Cleaning Of Sewage Trated Water Tank 12000 Ltr By Using Pump Set Or Mechanically Operated Suction Truck Complete All As Directed. ( B ) Removing Muds, Silt Sand Etc From Inside Of Tank And Depositing In Pit ( Depth Of Pit Not Less Than 1.5 Mtr ) To A Distance N.Exc 50 Mtr From Tank Including Exacavation Of Suitable Size Of Pit And Returning, Filling Etc Cleaning Of Tank With Water And All As Directed. ( C ) Removing Moulds, Moss, Foreign Materials Etc From The Internal Surfaces Of Tank And From The Mouth Of Pipe By Scrapping With Steel Brushes Or Steel Scrapping, Disposing Off Waste Materials To A Distance N.Exc 50 Mtr And Cleaning The Internal Surface With Clean Water. ( D ) Spreading The Thin Layers Of Bleaching Powder Over The Entire Internal Surface Area 142 Sqm, Of Tank Internally And Washing With Clean Water. ( E ) Applying One Coat Of Lime Wash To The Internal Surfaces. ( F ) Applying Two Acrylic Exterior Emulsion Paint To The External Surfaces Of Sump Complete All As Specified And Directed. 8.00 Dismantling Of Non - Clogging Sewage Submersible Pumping Set Of 2 Hp Capacity From And Transportation To Workshop For Repair Dismantlng Of Pumping Set Complete Segregating The Serviceable Parts For Re-Use And Removing The Defective Parts & Fixing Of New Parts, Checking And Cleaning Throughly, Repair The Pump Throughly Including Machine Work Re-Assembling The Pump Set , Making All Electrical Connection And Commssioning Testing Complete On Full Load To The Entire Satisfaction Of Engineer-In-Charge Complete All As Specified And Directed [ Note:- New Spares Will Be Measured And Paid Under Item No 9.00 As Supply Only Separately ] 9.00 Supply Only Following Spare Parts Of Non-Clogging, Sewage Submersible Pump Set Of 2Hp Complete All As Specified And Directed. 9.01 Line Shaft - 01 Nos 9.02 Bearings - 02 Nos 9.03 Water Seal - 01 Nos 9.04 Casing King Key - 01 Nos 9.05 Gland - 02 Nos 10.00 M & L Two Coats Of Epoxy Enamelled Paint Over A Coat Of Red Oxide Primer Of Mbbr-1, Mbbr-2 Of Size 1.8M Dia X 5M Depth, Tube Settler Of Size 2.2M Length X 2.0M Width X 2.7M Depth, Chlorine Cum Filter Feed Tank Of Size 3.0 M Length X 2.4 Width 1.2 Depth, Dual Media Filter Of Size 1000Mm Dia X 1500Mm, Activated Carbon Filter Of Size 1000Mm Dia X 1500Mm Inside And Out Side Surface And Before Painting Preparetion Of Old Painted Surfaces With Sand Paper And Surface Make Smooth Of Steel And Iron Of Any Description, When Unconnected With Other Painting Or When Painted In A Different Tint Or Otherwise As Described Complete All As Specified And Directed.. 11.00 Taking Down Hypo Dosing Pump And Rewinding With Suitable Gauge Of Copper Conductor And Testing Complete All As Specified And Directed.. 12.00 Taking Down Agitator And Rewinding With Suitable Gauge Of Copper Cunductor And Testing Complete All As Specified And Directed. 13.00 Taking Down Filter Feed Pump Of Capacity 3 Hp And Rewinding With Suitable Gauge Of Copper Cunductor And Testing Complete All As Specified And Directed. 14.00 Dismantling The Electrical Connection From Motor And Taking Out The Burnt 5 Hp Motor From Beds , Transporting To Civil Work Shop , Opening The Motor And Removing The Burnt / Old Defective Winding Carefully Cleaning The Inner Parts, Rewinding The Motor With Same Gauge Supper Enamelled Copper Wire Of Good Insulation, Varnishing, Heating / Drying And Reassembling The Motor And Transporting To Site , Refixing On The Existing Beds , Connecting The Electrical Connection , Testing And Commissioning Complete All As Specified And Directed. 15.00 Opening And Servicing / Overhauling The Monoblock Pump And Motor 5 Hp And Replacing The Defective Bearing, Greasing Replacing The Burnout Gland Rope, Studs, Nuts, Bolts, Washers , Air Releasing Valve , Rubber Gasket , Metal Filling, Turing / Grinding And Balancing The Shaft Etc. Varnishing The Winding, Drying And Refixing Complete All As Specified And Directed. 16.00 Disconnection Of Electrical Connection And Dismentling Of 3 Hp Monoblock From Secondary Clarifier Mechanism, Removing Worn Out Winding Wire From Stator Slots, Rewinding With Super Enameled Copper Wire Of Suitable Gauge With Proper Insulation Replacement Of Front And Rear Bearing, Assembling And Reconnection Electrical Connection The Same As Existing And Testing Complete All As Specified And Directed. 17.00 S & F In Repairs The Following Spares For Dosing Pumps At Various Including Taking Down Of Unserviceable One Of Model V-12:- 17.01 Varistor Assy 17.02 Fuse 17.03 Ring Seal Teflon 17.04 Epu Coil With Thermostate 17.05 Stroke Knob 17.06 Pump Panel Box Assy 17.07 3 / 16 X 3 / 4 Pan Head Screw 17.08 Pulser With Varistor 18.00 S & F In Repairs The Following Spares For Dosing Pumps At Various Including Taking Down Of Unserviceable One Of Model V-13 18.01 Clapper With Shaft 18.02 Liquifarm ( Diaphragm ) 18.03 Circlip For Epu 18.04 Epu Spring With Cap 18.05 Epu Assy 19.00 Taking Down Air Blower Of Capacity 500 Cum / Hrs, Rpm 1700, Bhp 17.4 From The Existing Position After Disconnecting All Electrical Connection And Transportation To Workshop For Repair For Un-Serviceable Parts Complete And Removing The Defective Parts, Repair The Air Blower Throughly Including Machine Work And Re-Assembling The Air Blower And Commssioning Testing Complete On Full Load Complete All As Specified And Directed. 20.00 S & F In Repairs 10 Hp Air Blower Belt Of Sewage Treatment Plant Complete All As Specified And Directed. 21.00 S & F In Repairs 15 Kva Dg Set Belt Of Sewage Treatment Plant Complete All As Specified And Directed. 22.00 S & F In Repairs The Following Spares For Filter Feed Pumps Of Capacity 3 Hp At Various Including Taking Down Filter Feed Pumps Complete All As Specified And Directed.. 22.01 Pump Impeller 22.02 Pump Line Shaft 22.03 Ball Bearing. 22.04 Pump Water Seal 22.05 Gland. 23.00 S & F In Repairs The Following Spares For Filter Feed Pumps Of Capacity 5 Hp At Various Including Taking Down Filter Feed Pumps Complete All As Specified And Directed.. 23.01 Pump Impeller 23.02 Pump Line Shaft 23.03 Pump Ball Bearing. 23.04 Pump Water Seal 23.05 Pump Gland. 24.00 Dismantling Of Diffusers From Diffuser Grid Assembly Of Aeration Tank And Replacement Of Fine Bubble Type Diffusers Dia 25X380mm Made Of Epdm Rubber Extruded, Diffuser Frame Fastner Etc Complete All As Specified And Directed. 25.00 S & F Flat Submersible 1100 Volts Grade, 3 Core Copper Conductor Pvc Insulated And Pvc Sheathed Cable Of 6 Sqmm Including Taking Down Old Material Complete All As Specified And Directed. 26.00 Cleaning The Raw Sewage Collection Rcc Sump Of Size 5.60M X 4.10M X 2.00M Once In 6 Months Complete All As Specified And Directed. The Cleaning Includes Following Steps:- 26.01 Dewatering The Sump With Portable Submersible Pump 26.02 Removal Of Left Over Dirty Water And Sludge With A Special Sludge Removal Pump 26.03 Removal Of Remaining Sludge From The Floor With The Help Of Industrial Vacuum Cleaner 26.04 Spraying Of Non-Toxic, Bio-Degradable, Eco-Friendly Anti-Bacterial Agent, To Disinfect The Tank From All Harmful Pathogens. 27.00 Cleaning Of Internal Wall Of Ms Activated Carbon Filter / Ms Dual Media Filter Of Size 1000Mm Dia And 1500Mm Height For Removing The Filter Media By Brushing With Nylon Brush And Using Bleaching Powder And Cleaning Of Existing Pipe Holes After Refilling Of New Filter Media Complete All As Specified And Directed. 28.00 Taking Out Defective Pebbles, Supply And Laying Filter Media ( Pebbles ) Of Size 5Mm And 3Mm In Filter Beds Complete All As Specified And Directed. [ Note:- Payment Shall Be Made After Submission Of Original Purchase Voucher & Stack Measurement Only In Mb ] 29.00 Taking Out Defective Coarse Gravel, Supply And Laying Filter Media ( Coarse Gravel / Fine Gravel ) In Filter Bed Complete All As Specified And Directed. [ Note:- Payment Shall Be Made After Submission Of Original Purchase Voucher & Stack Measurement Only In Mb ] 30.00 Taking Out Defective Carbon Media, Supply And Laying Carbon Filter Media Iv 800 To 1000 ( Iodine Value ) For Two Nos Filter Complete All As Specified And Directed. [ Note:- Payment Shall Be Made After Submission Of Original Purchase Voucher & Stack Measurement Only In Mb ] 31.00 M & L Replacing Fine Sand In Filter Media Beds Complete All As Specified And Directed. [ Note:- Payment Shall Be Made After Submission Of Original Purchase Voucher & Stack Measurement Only In Mb ] 32.00 S & F Led Flood Light 120 Watt 230 Vac Outdoor Type With Thermal Management In Multiple Optics And Equipped With Ip66 Protection, With Impact And Corrosion Resistant With Driver And Lamp Complete All As Specified And Directed.. 33.00 S & F Butterfly Valves Approved Is-13095 Lever Operated Body, Grey, Cast Iron Of Size 65Mm Bore, With All Fittings Confirming To Is Specification Complete All As Specified And Directed. 34.00 S & F Butterfly Valves Approved Is-13095 Lever Operated Body Grey, Cast Iron Of Size 50 Mm Bore, With All Fittings Confirming To Is Specification Complete All As Specified And Directed. 35.00 S & F Non-Return Valves Approved Is-5312, Body Grey, Cast Iron Of Size 50 Mm Bore, With All Fittings Confirming To Is Specification Complete All As Specified And Directed.. 36.00 S & F In Repairs Led 60 W Streetlight Made Up Of Pressure Die Cast Housing With Toughened Glass And High Power Leds With Option Of Secondary Optic With Ip65 Protection Complete All As Specified And Directed. [ Make : Crompton Model No. Lstp-60-Cdl-M Or Similar Make As Mentioned In Particular Specification ] 37.00 Earthing Complete With Galvanized Iron Earth Plate Electrode 600X 600X 6.0Mm Thick Buried Directly In Ground ( Earth Pit Not Less Than2.25 Mtr Deep Below Ground Level ) With Top Edge Of Earth Plate Not Less Than 1.5 Mtr Below Normal Ground Level , Connected To Galvanized Iron Strip Of Size 32X6 Mm As Earthing Lead By Means Of Nuts And Bolts Check Nuts And Washers Of Galvanized Iron Connected To Test Point, Gi Tubing 40Mm Bore Light Grade Protection Pipe, Gi Watering Pipe 20Mm Bore Medium Grade With Funnel And Wire Mesh, Charcoal And Salt, Ci Cover With Suitable Handle, Pcc Pit 1:2:4 Including Earth Work In Any Type Of Soil And Connecting To Earthing Test Point / Panel And Testing On Completion All As Shown On Electrical Plate No -3 Of Ssr 2009- Part 1 Complete All As Specified And Directed. 38.00 S & F In Replacement Dosing Pump With Automatic Operation Having Discharge Flow 0-50 Lph Suitable For Chemical Dosing Complete All As Specified And Directed 39.00 S & F Brass Sprinkler Nozzle Of Diameter 25Mm Having Discharge 36.5 Lpm Complete All As Specified And Directed 40.00 Excavation In Trenches Not Exc 1.5M In Wide And Not Exc 1.5 M In Depth And Getting Out In Hard / Dense Soil For Laying Of Cables Complete All As Specified And Directed. 41.00 Returning Filling In Including Spreading , Levelling, Watering And Well Ramming In Layers Not Exc 25Cm In Hard / Dense Soil Complete All As Specified And Directed. 42.00 Removing Excavated Material N Exc. 50M And Depositing Where Directed At A Level N Exc. 1.5M Above The Starting Point Complete All As Specified And Directed. 43.00 M & L Laying High Density Polyethylene ( Hdpe ) Pipes Of Pressure Rating 6 Kgf / Sq.Cm Of Size 40Mm Dia Laid In Treanches Including Taking Down The Old Unserviceable Pipe Complete All As Specified And Directed.
