Tender For Providing Cat-I Approach Lighting System At Rajahmundry Airport. 1 Supply, Installation, Testing And Commissioning Of Indoor Type Air Cooled Constant Current Regulator Of Micro Processor Control, Thyristor Drive And Suitable For Operation Of 415Volts + 10% , 50Hz Input Ac Supply With Output Power Of 10 Kw With Tapping At 7.5Kw, 6.6 Amps With 5 Steps Variation Of Current Output ( 6.6, 5.2, 4.0, 3.4 & 2.8 Amps ) And Able To Communicate With Most Pc Or Plc Control Systems, With Internally Generated Control Supply Of 48V / 24V Dc, With Digital Output Ammeter ( 0-10 Amps ) , Over Current, Open Circut And Earth Leakage Meter, Positive Back Indication Equipments, Hours Run Counter, Lcd Display Complete With Relays & Control And Suitable For Local And Remote Operation With Suitable 48V Dc Control Supply Complete As Required And Confirm To Particular Specifications Enclosed. 2 Supply Of Following Elevated Type High Intensity Uni-Directional Threshold Light Fittings ( Green ) Suitable For Use On Existing Transformer Housing Boxwith 200W, 6.6A Halogen Lamp, Holder, Central Column Assembly, Breakable Coupling, Gaskets, Two Pin Secondary Lead Plugs, Base Plate With Six Numbers M-10 Stainless Steel Bolts, Spring And Plain Washers, Including 200 W Halogen Lamp With Suitable Filter As Specified And Other Accessories Confirming To Icao Requirements And As Per The Enclosed Particular Specifications Etc. Complete As Required. 3 Supply Of Elevated Type Uni-Directionaltype High Intensity Approach Light Fixture Complete For Use Ontransformer Housing Boxwith Suitable Led Lamps / Array Of Series Circuit 2.8 - 6.6 Ampsseries Circuit, Suitable Lens ( Glass ) , Lens Clamping Mechanism, Breakable Coupling, Rings / Gaskets, Base Plate With 06 Nos. M-10 Stainless Steel Bolts With Standard Secondary Lead, Spring & Plain Washers & Other Accessories Etc. The Photometrics Of The Fitting Arrangement Shall Confirm To Icao Annex 14 Vol 1 Para 5.3.4 And Appendix 2, Figure A2-1 And Dgca Car, Section-4, Physical And Electrical Requirements Conforming To Faa Ac 150 / 5345-46 ( Current Edition ) , Engineering Brief 67 And Relevant Standards, Specifications As Per The Requirements Etc. Complete As Required. 4 Supply Of Elevated Type Uni-Directionaltype High Intensity Approach Light Fixture Completefor Use On Frangible Tubular Approach Mast / Fibreglass Frangible Lattice Approach Mast With Suitable Led Lamps / Array Of Series Circuit 2.8 - 6.6 Ampsseries Circuit, Suitable Lens ( Glass ) , Lens Clamping Mechanism, Breakable Coupling, Rings / Gaskets, Standard Secondary Lead, Spring & Plain Washers & Other Accessories Etc. The Photo Metrics Of The Fitting Arrangement Shall Confirm To Icao Annex 14 Vol 1 Para 5.3.4 And Appendix 2, Figure A2-1 And Dgca Car, Section-4, Physical And Electrical Requirements Conforming To Faa Ac 150 / 5345-46 ( Current Edition ) , Engineering Brief 67 And Relevant Standards, Specifications As Per The Requirements Etc. Complete As Required. ( Without Base Plate With 06 Nos. M-10 Stainless Steel Bolts ) 5 Supply Of Cast Iron Transformer Housing Box Water Tight, Round Shape Of Outside Dia 330Mm Height 450Mm Made Of 10Mm Thick All Round Except On Top Surface Which Is 15Mm Thick Having A Clear Opening Of 220Mm At The Top Surface And 6 Nos. M10 Tapped Holes At The Hole Centre Of 260Mm To Receive Light Fittings Base Plate And Bolts. The Box Shall Have Two Clear Holes With 50 Mm Spacing At One Side Surface, Centre At 75Mm Above Bottom Surface And Suitable To Receive 50Mm Dia B Class Gi Pipes And Also Have A Clear Holeon The Other Side , Centre At 125 Mm Below From Top And Suitable To Receive 25Mm Dia B Class G.Ipipes. The Box Shall Have Two Earth Bolts Of M 10 X30mm Inside Near The Hole ( 100Mm Above Bottom Surface ) And A Drain Hole At The Bottom Suitably Tapped To Receive 1 / 2 Dia., B Class Gi Pipe As Per Drawing As Required. 6 Supply Of Cast Iron Transformer Housing Box Water Tight, Round Shape Of Outside Dia 330Mm Height 450Mm Made Of 10Mm Thick All Round Except On Top Surface Which Is 15Mm Thick Having A Clear Opening Of 220Mm At The Top Surface And 6 Nos. M10 Tapped Holes At The Hole Centre Of 260Mm To Receive Light Fittings Base Plate And Bolts. The Box Shall Have A Clear Hole At One Side Surface, Centre At 100 Mm Below From Top And Suitable To Receive 25Mm Dia B Class G.Ipipes. The Box Shall Have Two Earth Bolts Of M 10 X30mm Inside Near The Hole ( 100Mm Above Bottom Surface ) And A Drain Hole At The Bottom Suitably Tapped To Receive 1 / 2 Dia., B Class Gi Pipe As Per Drawing As Required. 7 Supply Of Cast Irontransformer Housing Box Water Tight, Round Shape Of Outside Dia 330Mm Height 450Mm Made Of 10Mm Thick All Round Except On Top Surface Which Is 15Mm Thick Having A Clear Opening Of 220Mm At The Top Surface And 6 Nos. M10 Tapped Holes At The Hole Centre Of 260Mm To Receive Light Fittings Base Plate And Bolts. The Box Shall Have Two Clear Holes With 50 Mm Spacing At One Side Surface, Centre At 75Mm Above Bottom Surface And Suitable To Receive 50Mm Dia B Class Gi Pipes And Also Have A Clear Holeon The Same Side, Centre At 100Mm Above Between Two 50 Mm Hole Centre And Suitable To Receive 15Mm Dia B Class G.Ipipes. The Box Shall Have Two Earth Bolts Of M 10 X30mm Inside Near The Hole ( 100Mm Above Bottom Surface ) And A Drain Hole At The Bottom Suitably Tapped To Receive 1 / 2 Dia., B Class Gi Pipe As Per Drawing As Required. 8 Supply Of Cast Iron Transformer Housing Box Water Tight, Round Shape Of Outside Dia 330Mm Height 450Mm Made Of 10Mm Thick All Round Except On Top Surface Which Is 15Mm Thick Having A Clear Opening Of 220Mm At The Top Surface And 6 Nos. M10 Tapped Holes At The Hole Centre Of 260Mm To Receive Light Fittings Base Plate And Bolts. The Box Shall Have Two Clear Holes Parallel To Each Other At Side Surface, Centre At 75Mm Above Bottom Surface Suitable To Receive 50Mm Dia B Class Gi Pipes , Have A Clear Holeon The Other Side Perpendicular To The Centre Line Of 50 Mm Holes, Centre At 125 Mm Below From Top Suitable To Receive 25 Mm Dia B Class G.Ipipes And Also Have A Clear Holeon The Same Side Of 50 Mm Hole, Centre At 100Mm Above50 Mm Hole Centre And Suitable To Receive 15Mm Dia B Class G.Ipipes. The Box Shall Have Two Earth Bolts Of M 10 X30mm Inside Near The Hole ( 100Mm Above Bottom Surface ) And A Drain Hole At The Bottom Suitably Tapped To Receive 1 / 2 Dia., B Class Gi Pipe As Per Drawing As Required. 9 Supply Of 200 Watts 20 / 6.6 Amps 5Kv Grade 50Hz Isolating Transformer Series Type Encapsulated In Polyster Resin Finally Moulded In Neoprene Type Rubber With Primary And Secondary Connections As Specified In Particular Specifications. 10 Supply Of Suitable Rating 6.6 / 6.6 Amps 5Kv Grade 50Hz Isolating Transformer Series Type Encapsulated In Polyster Resin Finally Moulded In Neoprene Type Rubber With Primary And Secondary Connections Suitable For Above Elevated Type Uni-Directional Type High Intensity Approach Led Light Fixture In Particular Specifications. 11 Supply Of 5Kv Grade Plug And Receptacle Of Type I Class B Connector Suitable For Field Attachment With 5Kv Grade Pvc Insulated Pvc Sheathed Single Core 16 Sq.Mm Copper Conductor Cable Confirming To The Relevant Is Specification Etc. Complete As Required. 12 Supply Of 5Kv Grade Plug And Receptacle Of Type I Class B Connector Suitable For Field Attachment With 5Kv Grade Pvc Insulated Pvc Sheathed Single Core 6 Sq.Mm Copper Conductor Cable Confirming To The Relevant Is Specification Etc. Complete As Required. 13 Supply Of 16 Sq.Mm Pvc Insulated, Pvc Sheathed Standard Copper Conductor Single Core Airport Lighting Cable Of 5Kv Grade Confirming To Is 1554 Part - Ii With Upto Date Amendment As Required. 14 Supply Of 2C X 6 Sq.Mm Pvc Insulated, Pvc Sheathed Standard Copper Conductor Single Core Airport Lighting Cable Of 5Kv Grade Confirming To Is 1554 Part - Ii With Upto Date Amendment As Required. 15 Supply Of 6 Sq.Mm Pvc Insulated, Pvc Sheathed Standard Copper Conductor Single Core Airport Lighting Cable Of 5Kv Grade Confirming To Is 1554 Part - Ii With Upto Date Amendment As Required. 16 Supply Of 2 Core X 2.5 Sq.Mm, 1.1 Kv Grade Flexible Secondary Lead Afl Cable Of Length 35M , Multistranded Annealed Tinned Copper Conductor ( Class 5 ) Epr Insulated, Colour Coded ( Red & Black ) Cores Laid Up & Pcp / Tpe Sheathed With Molded Two Pin Secondary Plug At One End Etc. Complete As Required. 17 Supply Of 2 Core X 2.5 Sq.Mm, 1.1 Kv Grade Flexible Secondary Lead Afl Cable Of Length 0.45M , Multistranded Annealed Tinned Copper Conductor ( Class 5 ) Epr Insulated, Colour Coded ( Red & Black ) Cores Laid Up & Pcp / Tpe Sheathed With Molded Two Pin Secondary Plug At One End Etc. Complete As Required. 18 Supply Of 2 Core X 2.5 Sq.Mm, 1.1 Kv Grade Flexible Secondary Lead Afl Cable Of Length 3M , Multistranded Annealed Tinned Copper Conductor ( Class 5 ) Epr Insulated, Colour Coded ( Red & Black ) Cores Laid Up & Pcp / Tpe Sheathed With Molded Two Pin Secondary Plug At One End Etc. Complete As Required. 19 Supply Of 2 Core X 2.5 Sq.Mm, 1.1 Kv Grade Flexible Secondary Lead Afl Cable Of Length 4M , Multistranded Annealed Tinned Copper Conductor ( Class 5 ) Epr Insulated, Colour Coded ( Red & Black ) Cores Laid Up & Pcp / Tpe Sheathed With Molded Two Pin Secondary Plug At One End Etc. Complete As Required. 20 Supply Of 2 Core X 2.5 Sq.Mm, 1.1 Kv Grade Flexible Secondary Lead Afl Cable Of Length 6M , Multistranded Annealed Tinned Copper Conductor ( Class 5 ) Epr Insulated, Colour Coded ( Red & Black ) Cores Laid Up & Pcp / Tpe Sheathed With Molded Two Pin Secondary Plug At One End Etc. Complete As Required. 21 Supply Of 2 Core X 2.5 Sq.Mm, 1.1 Kv Grade Flexible Secondary Lead Afl Cable Of Length 7M , Multistranded Annealed Tinned Copper Conductor ( Class 5 ) Epr Insulated, Colour Coded ( Red & Black ) Cores Laid Up & Pcp / Tpe Sheathed With Molded Two Pin Secondary Plug At One End Etc. Complete As Required. 22 Supply Of 2 Core X 2.5 Sq.Mm, 1.1 Kv Grade Flexible Secondary Lead Afl Cable Of Length 8M , Multistranded Annealed Tinned Copper Conductor ( Class 5 ) Epr Insulated, Colour Coded ( Red & Black ) Cores Laid Up & Pcp / Tpe Sheathed With Molded Two Pin Secondary Plug At One End Etc. Complete As Required. 23 Supply Of 2 Core X 2.5 Sq.Mm, 1.1 Kv Grade Flexible Secondary Lead Afl Cable Of Length 9M , Multistranded Annealed Tinned Copper Conductor ( Class 5 ) Epr Insulated, Colour Coded ( Red & Black ) Cores Laid Up & Pcp / Tpe Sheathed With Molded Two Pin Secondary Plug At One End Etc. Complete As Required. 24 Supply Of 2 Core X 2.5 Sq.Mm, 1.1 Kv Grade Flexible Secondary Lead Afl Cable Of Length 10M , Multistranded Annealed Tinned Copper Conductor ( Class 5 ) Epr Insulated, Colour Coded ( Red & Black ) Cores Laid Up & Pcp / Tpe Sheathed With Molded Two Pin Secondary Plug At One End Etc. Complete As Required. 25 Supply Of Frangible Tubular Approach Mast Of Height Ranging From 1 M To 1.5 M With Base Plate, Six Numbers M-10 Stainless Steel Bolts, Spring And Plain Washers Suitable For Mounting Single Approach Light Fitting On Top And Suitable For Fixing Base Plate Of The Mast On Existing Transformer Housing Box Etc. Complete As Required. 26 Supply Of Frangible Tubular Approach Mast Of Height Ranging Above 1.5 M To 2 Mwith Base Plate, Six Numbers M-10 Stainless Steel Bolts, Spring And Plain Washers Suitable For Mounting Single Approach Light Fitting On Top And Suitable For Fixing Base Plate Of The Mast On Existing Transformer Housing Box Etc. Complete As Required. 27 Supply Of Frangible Tubular Approach Mast Of Height Ranging Above 2 M To 2.5 Mwith Base Plate, Six Numbers M-10 Stainless Steel Bolts, Spring And Plain Washers Suitable For Mounting Single Approach Light Fitting On Top And Suitable For Fixing Base Plate Of The Mast On Existing Transformer Housing Box Etc. Complete As Required. 28 Supply Of Frangible Tubular Approach Mast Of Height Ranging Above 2.5 M To 3 Mwith Base Plate, Six Numbers M-10 Stainless Steel Bolts, Spring And Plain Washers Suitable For Mounting Single Approach Light Fitting On Top And Suitable For Fixing Base Plate Of The Mast On Existing Transformer Housing Box Etc. Complete As Required. 29 Supply Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Following Size With Cross Arm Suitable For Mounting 2 Approach Light Fittings, With Tiltable Type Base Plate, Foundation Bolts & Nuts, Spring & Plain Washers Etc. Complete As Required.Mast Height Above 3.0M To 3.5 M 30 Supply Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Following Size With Cross Arm Suitable For Mounting 2 Approach Light Fittings, With Tiltable Type Base Plate, Foundation Bolts & Nuts, Spring & Plain Washers Etc. Complete As Required.Mast Height Above 3.5 M To 4 M 31 Supply Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Following Size With Cross Arm Suitable For Mounting 2 Approach Light Fittings, With Tiltable Type Base Plate, Foundation Bolts & Nuts, Spring & Plain Washers Etc. Complete As Required.Mast Height Above 4 M To 4.5 M 32 Supply Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Following Size With Cross Arm Suitable For Mounting 2 Approach Light Fittings, With Tiltable Type Base Plate, Foundation Bolts & Nuts, Spring & Plain Washers Etc. Complete As Required.Mast Height Above 4.5 M To 5 M 33 Supply Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Following Size With Cross Arm Suitable For Mounting 2 Approach Light Fittings, With Tiltable Type Base Plate, Foundation Bolts & Nuts, Spring & Plain Washers Etc. Complete As Required.Mast Height Above 5 M To 5.5 M 34 Supply Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Following Size With Cross Arm Suitable For Mounting 2 Approach Light Fittings, With Tiltable Type Base Plate, Foundation Bolts & Nuts, Spring & Plain Washers Etc. Complete As Required.Mast Height Above 5.5 M To 6 M 35 Supply Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Following Size With Cross Arm Suitable For Mounting 2 Approach Light Fittings, With Tiltable Type Base Plate, Foundation Bolts & Nuts, Spring & Plain Washers Etc. Complete As Required.Mast Height Above 6 M To 6.5 M 36 Supply Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Following Size With Cross Arm Suitable For Mounting 3 Approach Light Fittings, With Tiltable Type Base Plate, Foundation Bolts & Nuts, Spring & Plain Washers Etc. Complete As Required.Mast Height Above 4 M To 4.5 M 37 Supply Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Following Size With Cross Arm Suitable For Mounting 3 Approach Light Fittings, With Tiltable Type Base Plate, Foundation Bolts & Nuts, Spring & Plain Washers Etc. Complete As Required.Mast Height Above 5 M To 5.5 M 38 Supply Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Following Size With Cross Arm Suitable For Mounting 3 Approach Light Fittings, With Tiltable Type Base Plate, Foundation Bolts & Nuts, Spring & Plain Washers Etc. Complete As Required.Mast Height Above 5.5 M To 6 M 39 Supply Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Following Size With Cross Arm Suitable For Mounting 3 Approach Light Fittings, With Tiltable Type Base Plate, Foundation Bolts & Nuts, Spring & Plain Washers Etc. Complete As Required.Mast Height Above 6 M To 6.5 M 40 Installation Ofci Transformer Housing Boxes On Cement Concrete Foundation Including Excavation, Providing 200Mm Thick1:3:6 Base Concrete ( 1 Cement : 3 Coarse Sand : 6 Graded Store Aggregate 20Mm Nominal Size ) Size 830Mm X 830Mm, Providing 1:2:4 All Round Concrete Of Size 630Mm L, 630Mm B, 400Mm H; Top Surface Slopped To Match Transformer Housing Box Top, Providing 1 No. 300 Mm Long 15Mm Dia B Class Gi Pipe For Drain, Refilling & Disposing Off Surplus Earth Etc. Complete As Required. 41 Providing And Fixing Of Top Cover Plate Made With 5Mm Thick Ms Sheet Suitable For Existing 330Mm Dia Ci Transformer Housing Box With 6 Nos. Stainless Steel M-10 Bolts, Spring And Plain Washers Including Providing And Fixing Of Rubber Gasket, Painting The Cover Plate With One Coat Of Primer And Two Coats Of Synthetic Enamel Paint Etc. Complete As Required. 42 Excavation Of Earth And Construction Of Rcc Foundation / Pillar / Pedestal With Min. 10Mm Dia. Tmt Rod And With 1:2:4 ( 1 Cement : 2 Coarse Sand ( Zone-Iii ) : 4 Graded Stone Aggregate 20 Mm Nominal Size ) Of Suitable Height Below Ground To Above Ground Level ( Upto 2M ) Including Cost Of Centering And Shuttering Etc. And Fixing Of Base Plate With Foundation Bolts, Refilling & Disposing Off Surplus Earth Etc. Complete As Required Etc. As Per The Recommendations Of The Oem Suitable For Installation Of Fibreglass Frangible Lattice Masts Of Height Upto 6.5 M Complete As Required. ( The Foundation Drawings Shall Be Got Approval From Engineer In Charge As Per The Sizes And Heights Of The Frangible Lattice Masts ) 43 Assembly And Erection Offrangible Tubular Approach Mastof Various Sizes And Height Ranging From 1 M To 3 M On The Existing Transformer Housing Boxes Etc. Complete As Required. 44 Assembly And Erection Of Fibreglass ( Uv Resistant Type Tested ) Frangible Lattice Approach Mast Of Various Sizes And Height Ranging From 3 To 6.5 M On The Existing Foundations Etc. Complete As Required. 45 Supply And Laying1 Inch Pvccoatedg.Iflexiable Hoseon Surafce Of Fibreglass Frangible Lattice Mast With Suitable Steel Clamp / Steel Tag, Including Laying Of Secondary Lead Afl Cable In The Hoseas Per Site Requirements. Etc. Complete As Required. 46 Installation, Testing And Commissioning Of Elevated Type High Intensity Unidirectional Threshold / Approach Light Fittings On The Existing Transformer Housing Box Including Installation Of Isolating Transformer, Light Fixtures And Other Accessories And Including Alignment, Levelling, Angle Settings As Per Icao Requirements Making Transformer Connections, Primary & Secondary Lead Connections And Earth Connections Etc. Complete As Required. 47 Installation, Testing And Commissioning Of Elevated Type High Intensity Unidirectional Threshold / Approach Light Fittings On The Existing Frangible Masts Upto A Height Of 6.5 M Including Installation Of Isolating Transformer, Light Fixtures And Other Accessories And Including Alignment, Levelling, Angle Settings As Per Icao Requirements, Making Transformer Connections, Primary & Secondary Lead Connections And Earth Connections Etc. Complete As Required. 48 Making Field Connections By Crimping 6 / 16 Sq.Mm Plug And Receptacle With The Existing 6 Sq.Mm Single Core Pvc Copper Conductor Pvc Insulated, Pvc Sheathed Cable Including Filling With Gap With Water Sealer Material, Supplying Ht Insulation Tape Over Which Pvc Tape Etc, As Required. 49 Supply Of 63Mm Dia ( Od-63Mm & Id-51Mm Nominal ) Dwc Hdpe Pipe Isi Marked Along With All Accessories Like Socket, Bend, Couplers Etc. Confirming To Is 14930, Part Ii Complete Etc., Complete As Required. 50 Supply Of 50 Mm Dia ( Od-50 Mm & Id-38Mm Nominal ) Dwc Hdpe Pipe Isi Marked Along With All Accessories Like Socket, Bend, Couplers Etc. Confirming To Is 14930, Part Ii Complete Etc., Complete As Required. 51 Laying Of 63Mm / 50Mm Dia Dwc Hdpe Pipe Isi Marked Along With All Accessories Like Socket, Bend, Couplers Etc. Complete With Cutting, Jointing Etc. Direct In Ground ( 80Cm Below Ground Level ) Including Excavation And Refilling The Trench But Excluding Sand Cushioining And Protective Covering Et., Complete As Required. 52 Laying Of One Number Pvc Insulated And Pvc Sheathed Xlpe Power Cable Of 5 / 1.1Kv Grade Airfield Lighting Cable Of Size 2C X 6 Sq.Mm / 1C X 6 Sq.Mm / 1 X 16 Sq.Mm / 2C X 4 Sq.Mm In The Existing Rcc / Hume / Stoneware / Metal / Dwc Pipe / Transformer Housing Box / Including In The Existing Pipes Of Taxiways / Service Road Crossings Etc. Complete As Required. 53 Laying Of One Number Pvc Insulated And Pvc Sheathed / Xlpe Power Cable Of 1.1 Kv Grade Of Following Size In The Existing Masonry Open Duct As Required. [ Upto 4C X 35 Sq. Mm ] 54 Supply And Laying Of 50 Mm Dia Medium Class Gi Pipe ( Isi Marked ) Along With All Accessories Like Socket, Bend, Couplers Etc.In The Existingbituminous / Cc Road Cutting Area As Per The Site Requirement Etc. Complete As Required 55 Supply And Laying Of 25 Mm Dia Medium Class Gi Pipe ( Isi Marked ) Along With All Accessories Like Socket, Bend, Couplers Etc.In The Existingbituminous / Cc Road Cutting Area As Per The Site Requirement Etc. Complete As Required 56 Supply, Installation, Testing, Commissioning Of Feeder Pillar Box Made Out Of 3Mm Thick Hot Press Moulded Smc ( Gs -Jb - 3750 Type Or Equivalent ) Of Size With Outside Dimensions Not Less Than 395Mm ( H ) X 545 Mm ( W ) X 220Mm ( D ) And Inner Dimensions As 350Mm ( H ) X481mm ( W ) X210 ( D ) Watertight Construction With 2 Nos 50Mm Dia Gi Pipe Legs With Breakable Coupling , Making Necessary Provision For Cable Entry For 2X16 Sq.Mm / 2X6sq.Mm Pvc Sheathed & Pvc Insulated Armoured / Unarmoured Cable Andmaking Brick Pedestal Of Size 1Mx1m Around The Feeder Pillar Box With Brick, Sand Cement Mortar Of Ratio 1:6 ( 1Cement : 6 Sand ) Etc. Complete As Required. 57 Earthing With G.I. Earth Pipe Of 4 Metre Long, 40 Mm Dia Including Accessories, And Providing 300X300x450 ( H ) Mm Rcc Earth Pit Chamber Suitable To Receive 6Mm Thick Ms Chequered Plate With Handle, Strengthening & Compaction Of Soil Below The Earth Pit Chamber Including Providing Suitable Ratio Pcc, Providing & Laying Positional Cement Concrete ( 1:2:4 ) Of Depth 100Mm Surrounding The Earth Pit Chamber Covering Surface Area Of 01 Sqmtr, Including Providing And Fixing Ofreducer, Water Funnel With Wire Mesh Arrangementfor Watering Etc. With Charcoal / Coke And Salt As Required. 58 Providing And Laying Earth Connection From Earth Electrode With 6 Swg Dia G.L. Wire In 15 Mm Dia G.L. Pipe From Earth Electrode Including Connection With G.L. Thimble, Excavation And Re-Filling As Required. 59 Supply & Laying Of 6 Swg G.I Earth Wire Along The Cable For Loop Earthing Etc. As Required. 60 Groove Cutting On Pcc / Bitumin Asphalt Of Suitable Width And Depth Up To 100Mm Suitable For Providing And Laying 25Mm Dia Gi Pipe Including Refilling The Groove With C.C / Redrox Or Suitable Sealant Material, Making Good Finish Etc. Complete As Required. 61 Excavation Of Existing Bituminous / Concrete Road To Facilitate Laying Of Metal Pipeincluding Disposal Of Material Within 50 Meters Lead And Providing & Laying In Position 1:2:4 ( 1 Cement; 2 Coarse Sand; 4 Graded Stone Aggregate Of 20 Mm Nominal Size ) All Works Up To Plinth Level To Fill Up The Excavated Trenches After Laying Of The Metal Pipecomplete Above Etc.As Required. 62 Supply And Laying Of Following Size Heavy Duty Xlpe Insulated Pvc Sheathed Copper Conductor Armoured Control Cable Of 1.1 Kv Grade Commissioning To Is 7098, Part - I 1988 With Upto Date Amendments Including Connections Between Ccr And Alcms In Coordination With The Aai Amc Contractor Of Alcms Etc. Complete As Required. 8C X 2.5 Sq.Mm 63 Supply And Making End Termination With Brass Compression Gland And Aluminium Lugs Forxlpe Insulated And Pvc Sheathed Aluminium Conductor Cable Of1.1 Kvgrade And Sizes As Required For The Following.4 C X 35 Sq Mm 64 Dismantling Of Existing Simple Approach Light Complete Fittings Including Frangible Tubular Pole Of Various Heights, Isolating Transformer And Other Accessories Etc. Complete As Required. 65 Carry Out Level Survey Using Total Station Ofcomplete Approach Area For Providing Cat-I Lighting For A Distance Of 710Mtrs From Runway 23 Threshold And Notify Approach Light Fitting And Frangible Masts Location As Per Drawing / Design Including Providing Pegmark / Permeanent Marking As Required And As Per Direction Of Engineering Incharge Etc. Complete As Required.
