Kerala Water Authority Tender

Steel work for purlin/single section with G I pipes including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Solid block masonry using pre cast solid blocks ( Factory made) of size 40x20x15cm or nearest available size confirming to IS 2185 part I of 1979 for foundation and plinth with thickness 15 cm in : CM 1:6 ( 1 cement : 6 coarse sand ) etc complete

Solid block masonry using pre cast solid blocks (Factory made) of size 30x20x15 cm or nearest available size confirming to IS 2185 part I of 1979 for foundation and plinth with thickness 15cm in: CM 1:6 ( 1 cement :6 coarse sand) etc complete

Filling with contractor's own earth ( excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m as per direction of site Engineer-in-charge

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size)

12 mm cement plaster of mix:

Steel work in built up G I tubular ( round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting,fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete

Providing corrugate G.S. sheet roofing including vertical/ curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete ( up to any pitch in horizontal / vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.0.63 mm thick with zinc coating not less than 275 gm/m2

12 mm cement plaster finished with a floating coat of neat cement of mix:

Providing and fixing ISI marked aluminium butt hinges anodised (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour or shade with necessary screws etc. complete:100x75x4 mm

Providing and fixing aluminium tower bolts, ISI marked, anodised(anodic coating not less than grade AC 10 as per : 1868), transparent or dyed to required colour or shade, with necessary screws complete:200x10 mm

Supplying and fixing 200 mm Aluminium aldrop

APPENDIX A - PART II :- ELECTRICAL WORK - ELECTRIFICATION OF PUMP HOUSE.

Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable in surface I recessed mediumbrclass PVC conduit, with piano type switch, phenolic laminated sheet, suitable size M.S. box and earthing the point with 1.5 sq. mm FRLS PVC insulated copperbrconductor single core cable etc. as required- Group B.

Providing and fixing 63Amps capacity TP&N disconnector fusebrswitch unit inside the existing panel board with ISI marked HRCbrfuses including drilling holes in cubicle panel, makingbrconnections, etc. as required.

Earthing with G.l. earth pipe 4.5 meter long, 40 mm dia including accessories, and providing masonry enclosure with cover plate Jlaving locking arrangement and watering pipe etc. with charcoal/coke and salt as required

Installation, testing and commissioning of pre-wired, fluorescent fitting I compact fluorescent fitting of all types, complete with all accessories and tube/lamp etc.directly on ceiling/ wall, including connections with 1.5 sq. mm FRLS PVC insulated, copper conductor, single core cable and earthing etc. as required.

Supplying Fluorescent Lamp with all accessories

Supplying and fixing metal box of 200 mm X 125 mm X 60 mm size (nominal size) on surface or in recess with suitable size of phenolic laminated sheet cover in front including painting etc. as required.

Supplying and providing meter box and panel board for KSEB supply and providing necessary fuse unit and isolators for 3 phase supply as per the direction of departmental officers.

APPENDIX B :- INTERCONNECTING DISTRIBUTION WITH PUMPING MAIN .

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : All kinds of soil (Ref. Item No. 2.10.1 of DSR)

Engaging Coolie

Supply of uPVC Pipe, IS 4985: 2000 , 10kg/cm2, 110mm Dia.

Supply of 110mm CIR Joint

Laying UPVC pipes of class 2 to class 6 and specials, lowering to the trenches already made, placing in position aligning the pipe line to the lines and levels and jointing the pipes and specials with solvent cement and testing the pipe line with water to the required test pressure (excluding cost of pipes and specials). 110 mm nominal outer dia pipes.

Jointing 100 mm AC / 110 mm PVC. pipes laid to lines and levels in the trenches using C. I. detachable or any available type of joints after cleaning the ends, centering the pipes inserting the joints and tightening including conveying the materials within initial lead and other sundries etc. complete to make a water tight joint capable to withstand the required pressure (excluding cost of CIR Joint).br"(Ref. No. 672 PHED Data Book)"

Interconnecting the newly laid 110mm PVC pipe line to the existing 80mm GI pumping main using,90mm PVC adaptor, 90mm PVC pipe, 110mm X 90mm PVC reducer.and making water tight joint including cost and conveyance of all materials,. all labour charges, hire charges of tools etc complete as per the direction of engineer in charge.

Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

Centering and shuttering including strutting, etc. and removal of form for:

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

APPENDIX C :- SUPPLY, ERECTION AND COMMISSIONING OF SUBMERSIBLE PUMP SET.

Supply, erection. testing and commissioning of electrically operated brand new 10 HP submersible pump set of reputed manufacturers having ISI mark suitable for 150/200 mm dia, Tube well capable to discharge of water 400 LPM against a head of 75 M with stainless steel shaft with bronze impeller coupled withbrsuitable three phase 400/440V prime over with a delivery size of 80 mm including supplying 3 X 6 mm square submersible flat type copper cable not less than 10 M, fully automatic star delta starter, wall mounted type panel board consisting of 63 A main switch, 63 A changeover switch, 63 A ELCB/MCB, single phase preventer, voltmeter, ammeter with selector switch, capacitor (6 KVAR) and earthling materials etc. and pressure gauge. 80 mm GI pipe (heavy duty) with couplings / flanges as column pipe - 10.00 M including its fabrication works for delivery connection, 80 mm CI sluice valve with wheel (PN 1.60) - 1 No, 80mm GM valve- 1No, 80mm CI NR valve (PN 1.60) -1 No, earth connection as per IE rules etc., erection and trial running etc. complete including one year Warrantee period as per direction of engineer in charge

:Supplying 80 mm GI Class B pipe having weight not less than 8.5 Kg/m having ISI mark.

Supplying 3 x 4 sq.mm copper submersible flat cable having ISI mark

:Supplying good quality 80 mm GI BEND.

Supplying Fabricated 80 mm GI TEE

Supplying, conveying and fitting mobile module for starter (Model - M Power pro, make L&T) for automatic operation of pump set including cost of all components and erection charges etc. complete as per the direction of engineer in charge.

Supplying GSM type base model good quality mobile phone (Keypad type) for operating pump sets via remotely

Providing bleaching powder solution feeding unit for disinfection of water consisting of supplying and providing polyethylene water storage tank (ISI marked) with cover and suitable locking arrangement of capacity 500 Ltr, providing platform of size 1.25 M x 1.00 M for placing PVC tank by structural steel work riveted, bolted or welded in built up sections including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using ISA 75 x 75 x 6, providing 20 mm CPVC pipe connection for inlet water supply to tank from pumping main and out let supply from tank to bottom of tube well including providing two number ball valves in inlet line and one valve in outlet line and providing 50 mm CPVC pipe darin outlet in tank for scovring arrangement including providing 50 mm PVC ball, valve in drain pipe and making the unit functional for collecting water from pumping main and continuous feeding of bleaching powder solution to tube well etc complete including cost and conveyance of polyethylene water storage tank (ISI marked) with cover and suitable locking arrangement of capacity 500 Ltr - 1 No, Steel structural platform using ISA 75 x 75 x 6 - 108 Kg, inlet and outlet pipe connection using 20 mm CPVC pipe and specials - 66 M and valves, drain arrangement all labour charges, supplying 30/40 Ltr PVC bucket - 2 Nos and PVC mug - 2 Nos (for mixing bleaching powder), hire charges of tools etc complete as per the direction of engineer in charge.