84012/E8 PROVN OF BOREWELL AT PUMP HOUSE No 4 AND 9 WITH ALLIED WORKS AT AF STN CHABUA UNDER GE AF CHABUA

Amount

M&L Ground Water Survey & Resistivity Test for Bore Well to Locate and identify the suitable Site (Point) for Potable and Good Yield Water by any Government or Govt. Approved Agency, by Geologist and Report to be submitted and approved by GE before Drilling the Borewell, complete all as specified and as directed.

Supply & Installation Sample Box of Size 1000x1000mm with required No. of Samples Bins for Displaying Samples of Strata, Sample Box made out of Teak Wood Plants 25mm thick Board duly French Polished on Outside, Provided with Front Openable Glazed Shutter 25mm thick duly Fitted with Aluminum Hinge 75mm (2 No.) and Aluminum Anodized Hasp and Staple 75mm (1 No.) for Locking Arrangement, complete all as specified and as directed.

M&L Drilling of Borewell by deploying required Plant and Machinery for Boring 200mm dia Size Pilot Bore through any kind of Soil/ Strata including Hard Stone/ Boulder by Direct Rotary Method up to and including 30.00 Metre Depth below Ground Level, complete all as specified and as directed. NOTE : 03 (Three) Trial Hole to be done at Site and Rate for the same as deemed to be included in the Quoted Unit Rate.

All as per Item No. 3 here-in-before but for Depth from 30.00 Metre below Ground Level upto 60.00 Metre Depth, complete all as specified and as directed.

All as per Item No. 3 here-in-before but for Depth from 60.00 Metre below Ground Level upto 90.00 Metre Depth, complete all as specified and as directed.

All as per Item No. 3 here-in-before but for Depth from 90.00 Metre below Ground Level upto 120.00 Metre Depth, complete all as specified and as directed.

Development of Trial Bore by Reaming 525mm dia for 30.00 Metre Depth from Ground Level, complete all as specified and as directed.

Development of Trial Bore by Reaming 525mm dia for Depth from 30.00 Metre below Ground Level upto 60.00 Metre Depth, complete all as specified and as directed.

Development of Trial Bore by Reaming 525mm dia for Depth from 60.00 Metre below Ground Level upto 90.00 Metre Depth, complete all as specified and as directed.

Development of Trial Bore by Reaming 525mm dia for Depth from 90.00 Metre below Ground Level upto 120.00 Metre Depth, complete all as specified and as directed.

M&L Developing Borewell with 300 PSI, 450 CFM Capacity Air Compressor as required until Clear Water is obtained including Transportation, Erection and Dismantling of Air Compressor, complete all as specified and as directed. NOTE :- (a) Time for Developing for Each Borewell shall not be less than 08 HOURS. (b) Air Compressor, Pump, Pipe and other Allied Items will be arranged by the Contractor and No Extra Payment will made by the Department.

M&L Developing Borewell with Compressed Air and after with 25% Extra Capacity Pump by Pumping Muddy Water along with required Plants & Equipments, Tools & Sockets till Sand Free Water of Potable quality obtained, complete all as specified and as directed.

Supply, Assembling & Lowering in Vertical Position in Borewell, Unplasticised PVC Medium Well Casing (CM) Pipe of 250mm Diameter (Internal), Minimum Wall thickness 12.5mm, Conforming to IS:12818-2010 including all Fittings & Accessories, etc. for all Depths, complete all as specified and as directed.

Supply, Assembling & Lowering in Vertical Position in Borewell, Unplasticised PVC Medium Well Casing (CM) Pipe of 150mm Diameter (Internal), Minimum Wall thickness 7.5mm, Conforming to IS:12818-2010 including all Fittings & Accessories, etc. for all Depths, complete all as specified and as directed.

Supplying, Assembling & Lowering in Vertical Position in Borewell, Unplasticised PVC Medium Well Casing Screen (CM) Strainer Pipe 150mm Internal Dia, Minimum Wall thickness under Ribs as 7.5mm, having Slotts 0.75mm to 1.0mm, Conforming to IS:12818-2010 including all Fittings & Accessories, etc. for all Depths, complete all as specified and as directed.

Supply & Fixing Accessories for UPVC Casing Pipe 150mm to 250mm such as UPVC Reducer, Socket, etc. including UPVC Valve Plug (1 No.), complete all as specified and as directed. NOTE : Specifications of these Items should comply with the requirements for the Scope of Work and will be Complete Satisfaction of Engineer-in-Charge/GE.

Supply, Lowering & Jointing GI Pipe 100mm bore (dia) with 6.0mm Wall thickness having 3.00 Metre in Each Length as Column Pipe, Heavy grade, ISI Marked, Conforming to IS:4270/2001 as Amended up-to-date, Flanged Ends and Provided with Nuts, Bolts, Washers & Rubber Gasket including Groove for Cable Entry System including Applying Two Coats of Black Bituminous Paint (suitable for Drinking Water Purpose) on Both Inside and Outside Surfaces of Column Pipe after necessary Preparation of Surfaces, complete all as specified and as directed.

Supply, Lowering, Commissioning & Testing Submersible Pumping Set in Borewell, Electrically Driven, 415 Volt, 3 Phase AC, 17.5 HP 11 KW having a Discharge Capacity of 750 LITRES PER MINUTE at a HEAD of 54.00 METRE, 10 Stage Delivery 100mm dia, complete all as specified and as directed.

S&F PVC Insulated, Sheathed, Flat, Stranded Copper Conductor Water Proof Submersible Cable of Size 10 Sqmm, 3 Core including Fixing Lug and fixed in Submersible Pump Set, complete all as specified and as directed.

Supply & Filling Pea Gravel of Size 3.0mm to 6.0mm (as approved) for Packing around the Housing/ Assembly Slotted Pipe of Borewell, complete all as specified and as directed. NOTE : Pea Gravels will be Paid as per Stack Measurements carried out at Site of Work after Deducting for Voids only.

S&F Pressure Gauge of Size 100mm dia, 0 to 10 Kg/Sqmm in Pipe Line including all Necessary Fittings, complete all as specified and as directed.

S&F Centralizing Guide made out of Mild Steel Flat Iron 40x6.0mm and 16mm dia Mild Steel Round Bars suitable for Mild Steel Pipe 100mm bore (dia) all as shown in IS:2800 (Part-1) 2009, complete all as specified and as directed.

Supply & Fixing Well Cap suitable for Housing Pipe 250mm Internal dia, made out of 8.0mm thick Steel Plate duly welded with Locking Arrangement with Holes for Passing Submersible Cable of Size 10 Sqmm, complete all as specified and as directed. NOTE : After Completion of the Work the Well Cap will be Used to Keep the Tube Well Closed Until the Pump Set is installed.

M&L Yield Test for Borewell by applying V-Notch Method with continuously pumping for 16 Hour to determine Safe Pumping Yield including Draw Down Test, Verticality Test & Aquifer Performance Test and Chemical & Biological Test from a Govt. Testing Laboratory, complete all as specified and as directed.

M&L Electric Logging Testing in Pilot Bore for Continuous Process Delineation of Granular Zones as also the Quality of Ground Water including Report Interpretation, complete all as specified and as directed. NOTE : Electric Logging Testing shall be carried out by Approved Agency only.

M&L Testing of Raw and Treated Water for all Parameters Covering complete Chemical and Bacteriological aspect from RRL-JORHAT/ DRL TEZPUR or any Govt. Approved/ Recognized Lab as approved by the GE, complete all as specified and as directed.

Excavating in Trenches not exc. 1.50 Metre Wide and not exc. 1.50 Metre in Depth for Taking Out/ Laying UG Electric Cable, CI/GI Water Pipes and getting out in Soft/Loose Soil, complete all as specified and as directed.

Returning, Filling in Soft/ Loose Soil including, Spreading, Levelling, Watering and Well Ramming in Layers not exc. 25 Cm, complete all as specified and as directed.

Removing Excavated Soils to a distance not exc. 50.00 Metre and depositing where directed at a Level not exc. 1.50 Metre above the Starting Point, complete all as specified and as directed.

Supply & Laying Galvanised Iron Pipe 100mm bore (dia), Medium grade, ISI Marked with all Tube Fittings (such as Bends, Elbows, Tees, Short Pieces, Connectors, Back-nuts, Caps, Plugs & Unions, etc.), laying in Trenches/ Floor/ Ducts and also Cutting Pipes, Screwing, Wash and for Making Forged Bends on Piping as required including welding if necessary to Connect with the existing Water Supply System, complete all as specified and as directed. NOTE : Cost of Flanges in Pipe Lines which will be Provided at an Interval of not exc. 30.00 Metre in Continuous Lengths deemed to be included in the Quoted Unit Rate.

M&L Cast Iron Fittings such as Bends, Tapers, Tee Pieces (Single & Double Branch) any type and Angle/ Radius and Straight Connecting Pieces, etc. with Flanged Ends, dia upto 150mm bore, complete all as specified and as directed.

Supply & Fixing Cast Iron Sluice Valve 100mm bore, Class PN-1.6, Long Body type, ISI Marked (IS:14864-2000) with Brass Spindle, Both Ends Flanged with Holes including Carbon Steel Nuts, Bolts & Washers, Rubber Gaskets, etc, with Cast Iron Wheel, fixed to Water Mains, complete all as specified and as directed.

Supply & Fixing Cast Iron Non Return Valve 100mm bore, Horizontal type, Heavy duty, PN-1.6 Both Ends Flanged, Conforming to IS, including Carbon Steel Nuts, Bolts & Washers, Rubber Gaskets, etc, with Cast Iron Wheel, fixed to Water Mains, complete all as specified and as directed.

M&L Cutting Existing GI/Cast Iron Pipe upto 150mm bore for Inserting with and including New Tee and Jointing Materials, complete all as specified and as directed. NOTE : Cost of New Tee and Jointing Materials deemed to be inclusive in the Quoted Unit Rate.

M&L Construction Brick Masonry Valve Pit of Size 1500x1500x1250 mm (Internal Dimensions of Valve Pit Chamber), Depth to be reckoned from the Top of PCC in Foundation to Top of Mild Steel Cover with Mild Steel Sheet Cover 3.0mm thick including Mild Steel Angle Iron 40x40x6.0mm in Frame with Locking Arrangement and Lifting Handle including Painting Two Coats of Synthetic Enamel Paint (Black tint) Over a Coat of Red Oxide Zinc Chrome Primer including Brick Work with One Brick thick Wall in Cement Mortar 1:4, Rendering 15mm thick in Cement Mortar 1:4 (Internally on All Brick Walls and External upto 150mm below Ground Level) including necessary Excavation and Earth Work In any type of Soil, Returning, Filling in, Disposal of Surplus Spoil to a Distance not exc. 50.00 Metre, Plain Cement Concrete 1:4:8 (40mm graded stone aggregate) of 150mm thick Foundation and Projected by 150mm All Round from the Outer Face of Brick Walls including Plain Cement Concrete 1:2:4 (20mm graded stone aggregate) in Benching/ Coping with necessary Formwork, complete all as specified and as directed.

M&L Plain Cement Concrete 1:2:4 (20mm graded stone aggregate) in Benching, Coping and Similar Items including necessary Formwork, complete all as specified and as directed. NOTE : Cost of Formwork deemed to be inclusive in the Quoted Unit Rate.

M&L Brick Work with Sub-class 'B' Bricks, Straight or Curved on Plan exc. 6.00 Metre Mean Radius, Built in Cement Mortar 1:4, complete all as specified and as directed.

M&L Rendering 10mm thick on Fair Faces of Brick Work or Concrete Surfaces, Finishing Plastered Surfaces Fair and Even, complete all as specified and as directed.

M&L Mild Steel Framed Works as Joist, Channels, Angle or Tee Sections, Fixed Independently without Connecting Plates, Conforming to Fe-410-W (Gde E-250), Quality 'A', complete all as specified and as directed.

M&L Preparing Steel and Iron Surfaces of any description and Two Coats of Synthetic Enamel Paint (Tint as approved) Over a Coat of Red Oxide Zinc Chrome Primer, complete all as specified and as directed.

Supply, Laying & Testing for XLPE insulated, Armoured, Heavy duty Electric Cable with Aluminium Conductor, 1100 Volts grade, Cross-Sectional Area 50 Sqmm, 3½ Core, laid in Trenches/ Floors or fixed on Walls/ Poles including suitable Size Brass Compression Cable Gland, Terminal Lugs, complete all as specified and as directed. NOTE : Necessary Earth Works will be Measured anr Paid for separately under appropriate Items.

M&L Sand Cushioning (Dry) in Trenches for Protection of UG Cable (Below, Above and Around the UG Cable Laid in Trenches) of 230mm Spread thickness and Consolidated (Punned) upto 180mm thickness, complete all as specified and as directed. NOTE : Only Punned thickness will be Measured for Payment.

M&L Brick Work with Sub Class ‘B’ Bricks as Protection, Well burnt, Laid Breadth-wise along the Length of Cable to from any injury Cable Protection Laid in Trenches Over Sand Cushioning laid for UG cable protection, complete all as specified and as directed.

S&F Galvanised Steel Tubing 32mm bore (dia), Medium grade, with necessary Fittings, laid in Trenches or under Floors/ Roads/ Drains or fixed to Walls, Poles with suitable Size Mild Steel Flat Iron Clamps 40x3.0mm with Nuts, Bolts, Washers, etc. completed all as specified and as directed.

Supply, Installation, Commissioning & Testing Factory Made (CPRI Approved/ Tested Manufacturer) Feeder Pillar Box, Outdoor type, Cubical, Double Doors type, Totally Enclosed Dust and Vermin Proof suitable for 415 Volts, 50 Hz, 3 Phase 4 Wire System with 200 Amp rated Electrolytic Grade Aluminum Bus-bar Arrangement in Different Colour Code and necessary Internal Connections, made out of 3.15mm thick CRCA Steel with Powder Coated Finish, Overall Size 1000mm (Width) x 900mm (Height) x 450mm (Depth) and built upon suitable Gland Plate complete with Frame Work, having Front & Rear Hinged Doors, Earthing Strips at Rear Side, Bottom Detachable Gland Plate complete with suitable Size Zinc Plated and Passivated Nuts, Bolts, Spring and Washers, having the Cabinet and all Members shall be Chemically Treated with MSR Solution for Anti-corrosive Treatment and Applying Two Coats of Powder Coated Paint with Spray Painting Machine Over a Coat of Red Oxide Zinc Chrome Primer including necessary Plain Cement Concrete 1:3:6 (40mm graded stone aggregate) in Foundation, complete all as required at Site of Work and Comprising with the following Accessories :-

M&L Earthing complete with Galvanised Steel Earth Plate Electrode 600x600x6.0mm thick, buried directly in Ground Vertically to a Depth not less than 2.25 Metre below Ground Level with Top Edge of Earth Plate at a Depth not less than 1.50 Metre below Normal Ground Level, connected to Galvanised Steel Earth Lead Strip 32x6.0mm by means of Galvanished Steel Bolts, Nuts, Check Nuts & Washers and Connected to Main Switch Board or Main Control Board as directed and including Provision of Cement Concrete 1:3:6 (20mm graded stone aggregate) Pit, Pre-cast RCC 1:2:4 (20mm graded stone aggregate) Cover Slab of Size 450x450x55mm thick, Reinforced with TMT Bars 8.0mm dia, @ 150mm Centre-to-Centre Bothways having Handle made out of Mild Steel Bars 10mm dia for Lifting including Provision of Funnel, Wire Mesh, Galvanised Steel Tubing 20mm bore (dia), Medium grade for Watering, Putting Charcoal or Coke and Salt in Alternate Layers not exc. 200mm thick, Galvanised Steel Tubing 40mm bore (dia), Medium grade for Protection of Earth Lead Strip 32x6.0mm including necessary Excavation & Earth Work in any type of Soil, Testing as required, complete all as shown in Electrical Plate No. 3 of MES Schedule Part-I, specified and as directed.

ADITI CONSTRUCTION CO.

M/S S. P. ENTERPRISE

STANDARD ELECTRIC WINDERS

FREEZCON

M/s HALDER ENTERPRISE

D.D Construction