REPAIR MAINTENANCES OF EXTERNAL WATER SUPPLY DISTRIBUTION SYSTEM AT VARUNAPURI AREA AND REPAIR TO ROOF TREATMENT IN CERTAIN BUILDINGS IN VARUNAPURI I II III MAP AREA AND RAM MANDIR AREA UNDER AGE EM II AND AGE BR II OF GE NW VASCO

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REPAIR / MAINTENANCES OF EXTERNAL WATER SUPPLY DISTRIBUTION SYSTEM AT VARUNAPURI AREA UNDER AGE E/M - II OF GE (NW) VASCO

Taking up CI water mains (including all fittings) with spigot & socket ends including burning out lead joints all as directed for the following sizes :- Note : Earth work excavation & lead joints shall be measured & paid separately.

(a) 200 mm bore size

(b) 150 mm bore size

(c) 100mm bore size

Supply, laying, jointing and testing in trenches DI pipes class K-9 of standard length spigot and socketed end push type joint with rubber gasket as jointing material, internal cement morter cotting and external surface with bituminious paint ISI marked for followibng sizes all as specified & directed. laid in trenches complete :-

(a) 200mm bore size

(b) 150mm bore size

(c) 100mm bore size

Laying only CI pipes obtained from item No. 1.01 spigot and socket ends in any length laid in trenches complete after cleaning for following sizes :-

(a) 200mm bore size

(b) 150mm bore size

(c) 100mm bore size

Cutting cast iron pipes and reducing to required length in position for insertion of new tees, branches etc for the following sizes:-

(a) 200 mm bore

(b) 150 mm bore

(c) 100mm bore size

M&L for fixing in repairs CI/DI specials such as Cast Iron bends (any type, radius and angle), tapers (any type i.e straight, bend, increasing or decresing or double socket etc) Tee pieces single branch, 'Y' junction, double branch, cross, collar, caps, connecting pieces up to 300 mm dia

M & L Lead wool joints suitable for spigot & socketed CI Pipes and caulking the joints properly for avoiding leakage etc for the following sizes as directed :- Note: Excavation if required shall be measured and paid seperately

(a) 200mm bore size

(b) 150mm bore size

(c) 100mm bore size

S&F in repairs CI sluice valve PN 1.6 double flanged and drilled, heavy duty with Stainless steel spindle cast iron wheel including necessary joining material, nuts, bolts & washers with rubber insertion/ packing on both ends for the following

(a) Bore of pipe 200mm

(b) Bore of pipe 150mm

(c) Bore of pipe 100 mm

(d) Bore of pipe 80 mm

Opening stuffing box of sluice valve and S&F new Stainless steel spindle with check nut fabricated out of superior quality all as per sample as required at site including replacement of unserviciable rubber gasket, bolts, nuts & washers suitable for following size of sluice valves:-

(a) Bore of pipe 200mm

(b) Bore of pipe150mm

(c) Bore of pipe100mm

(d) Bore of pipe 80mm

S & F in repair non return Valve cast iron both end flanged including material and labour for joints, replacement of rubber/ fibre joints gasket, nut, bolts, washers in repairs complete for the following sizes NRV :-

(a) Bore of pipe 200mm

(b) Bore of pipe150mm

(c) Bore of pipe100mm

M & L for run lead joint for cast iron spigot and socket pipes and fitting of size 200mm bore including taking down existing lead joint complete all as specified and directed.

M & L for run lead joint for cast iron spigot and socket pipes and fitting of size 150mm bore including taking down existing lead joint complete all as specified and directed.

M & L for run lead joint for cast iron spigot and socket pipes and fitting of size 100mm bore including taking down existing lead joint complete all as specified and directed.

M & L for run lead joint for cast iron spigot and socket pipes and fitting of size 80mm bore including taking down existing lead joint complete all as specified and directed.

S & F in repair cast iron 150 mm bore foot valve heavy duty nominal pressured rating PN-1.0, conformed to IS 4038 complete all as specifed and directed.

S & F in repair cast iron 100 mm bore foot valve heavy duty nominal pressured rating PN-1.0, conformed to IS 4038 complete all as specifed and directed.

S & F in repair single headed Hydrant valve inlet type 'A' with 63 mm/65 mm dia bore with 63 mm /65 mm dia bore female coupling instanataneous outlet ISI marked IS:5290 including cost of mild steel flange pacing washer all as specified and directed.

Excavation in trenches n.exc 1.5M wide & n.exc 1.5m in depth for laying & removing of pipe any sizes and getting out in hard/dense soil all as specified.

All as per Item No.1.43 above but in soft disintegreted rock/ laterite rock.

Returning and filling including spreading leveling watering and well ramming in layers not exceeding 25 cm thick using hard/dense soil complete all specified and as directed.

Removing excavated material not exceeding 50 mtr and depositing where directed at all level not exc 1.50 mtr abovethe strating point complete all as directed.

Taking up old GI tubing and connection from the trenches / floor or walls of the following sizes complete all as specified and as directed :- Note :- Excavation & earth work not included same will be priced, measured and paid seperately under relevent items of Sch 'A'

(a) 100 mm dia bore

(b) 80mm bore size

(c) 50mm bore size

(d) 40mm bore size

(e) 25 mm bore size

(f) 20mm bore size

Supply & laying GI Tube medium grade with all fitting (union, elbow, socket), flanges, nut & bolts laid in trenches complete of the following size

(a) 100 mm dia bore

(b) 80mm bore size

(c) 50mm bore size

(d) 40mm bore size

(e) 25 mm bore size

(f) 20mm bore size

All as per item No. 1.54 but fixed to wall/Ceiling or laid on floor with all fitting (union, elbow, socket), flanges,nut & bolts of the following sizes :-

(a) 50 mm bore size

(b) 40 mm bore size

(c) 25 mm bore size

(d) 20 mm bore size

Supplying and laying of CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings on walls/ceiling or laying in floors complete all as specified with all fitting (union, elbow, socket) of the following sizes :-

(a) 25 mm bore size

(b) 20 mm bore size

Laying only GI tube medium Grade obtained from item No. 1.54 above with all new fittings ISI marked laid in trenches complete of the following sizes :-

(a) 100 mm bore size

(b) 80 mm bore size

(c) 50 mm bore size

(d) 40mm bore size

(e) 25 mm bore size

(f) 20mm bore size

Supply & fixing PVC low pressure float valve accessories complete with epoxy coated aluminium rod and H.D ball of following sizes:-

(a) 20 mm bore size

(b) 25 mm bore size

(c) 40 mm bore Size

S&F in repairs gun metal gate valve with iron head wheel screwed both ends for iron pipe, fixed in repairs with ISI mark all as speicified and directed.

(a) 50mm size

(b) 40mm size

(c) 25mm size

(d) 20mm size

(e) 15 mm size

M&L for cutting existing steel tubing for alteration or addition (Each cut measured) of the sizes and screwing existing steel tubing for alteration of size 40/50mm bore size.

Repair of valve chamber by cleaning and removing small bushes inside and surrounding the valve chamber and necessary brick works, plastering in cement mortar 1:4, painting with antifungal paint of 2 coats inside and out side including dismantling of unserviceable MS sheet cover, S & F new MS sheet cover of 3.15mm thick with 2 coats of synthetic enamel paint over a coat of red oxide to steel surface and locking arrangements, including necessary welding 60 cm x 60 cm x 60 cm (internal dimension) all as directed.

All as per item No. 1.87 but of size 90x90x90 cm (internal dimension)

All as per item No. 1.87 but of size 120x120x90 cm (internal dimension)

M&L providing cement concrete type B1 (1:2:4) using 20mm graded stone aggregate as in roof kerbs or mud stops, base for valve pit, making good the road cutting and like, rounded or chamfered on edges all as specified and directed

M & L rendering 15 mm thick plaster in CM 1:6 on brick work or concrete surface, finished even & smooth without using extra cement all as specified and directed.

M & L for painting of valve chamber of any size with two coats of antifungal paint inside and outside of chamber and chamber cover with two coats of synthetic enamel paint over one coat of red oxide primer including replacement of rusted / damaged metal hinges / locking by welding with valve chamber frame and removing small bushes and grass inside & outside of valve chamber all as specified and directed

M&L Painting to UG sump /OH Tank manhole cover with two coats of synthetic enamel paint over a coat of red oxide primer including preparation of surfaces etc all as specified and directed

M&L for cutting of shrubs and bushes including surface dressing not exceeding 15cm deep in soft/loose soil including cutting and removal of unwanted grass hard/ dense article/ small trees and ramming and watering after leveling of complete surrounding area of pump house bldg inside of perimeter wall complete all as specified and directed. Note: Entire area to be cleaned quarterly and measurement also will take accordingly or as directed by Engineer-in-Charge

M & L for construction of brick masonary valve pit chamber of size 600 mm x 600 mm x 600 mm (internal dimension) including necessary excavation and earthwork, PCC 1:4:8, brick work in cement motar 1:4, 12 mm thick rendering in cement mortar 1:4 on internal surface of valve pit and mild steel sheet cover 05mm thick and mild steel angle iron frame size 50mm x 50 mm x 06mm around of valve pit, locking arrangement with pad lock of size 50 mm brass, 6 leavers and key (Make : Godrej) complete including two coat of synthetic enamel over a coat red oxide primer on steel surface with preparation of surface and including dismantling of existing valve pit complete all as specified & directed.

All as per item No. 1.95 but of size 900mm x 900mm x 900 mm (internal dimension)

All as per item No. 1.95 but of size 1050mm x 1050mm x 1050 mm (internal dimension)

S & F in repairs pressure gauge, 4"dial 0-14 kgs rating, fitted on CI/DI pipelines, including all necessary items required like ball valve, socket, nipple etc & dismantling the old one complete all as specified and as directed.

REPAIR TO ROOF TREATMENT IN CERTAIN BLDGS IN VARUNAPURI-I, II, III, MAP AREA AND RAM MANDIR AREA UNDER AGE B/R-II OF GE (NW) VASCO

Dismantling/Taking out existing hessain base felt or any other existing water proofing treatment from roof including cement plaster and exposing the top surface of RCC slab including removing dust, dirt and washing the roof and removing the dismantled debris to a distance exceeding 200 m but not exceeding 3000m spread and levelled as directed by Engr-in -charge.

Dismantling of plain corrugated steel sheeting any thickness including similar pattern roof coverings.

S&F Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self-tapping screws all as specified & directed.

S&F Pre- painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self-tapping screws all as specified & directed.

M & L for rolled mild steel work as in roof trusses (framed), trussed purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc; conforming to Fe 410-W(Gde-E- 250)

Dismantling structural steel work including doors, gates framed truss etc

M&L APP based polymeric membrane minimum veight 3kg/sqm and minimum 3mm thick reinforced with polyster non- woven fabric (wt. not less than 150gms/sqm) laid on primed surface by torch application method with minimum side overlap 100mm and 150mm as end lap over roofs after cleaning the surfaces properly with water and allowed to dry completely including priming surfaces for applying heavy treatment complete all as specified and as directed.

M & L rendering 10mm thick (avg) on concrete surfaces over roof slabs, in cement mortar 1:4,mixed with liquid water proofing compound, finished even and smooth without using extra cement, to receive roof treatment complete all as specified and as directed. (Note: - water proofing compound shall be measured and paid saperately)

M & L providing Aluminium (powder coated) snap grid frame work in repair for false ceiling of grid size 605 mm x 605 mm complete all as specified and as directed.

M & L 12 mm thick mineral fibre perforated board (white) in repair, fixed with screws to aluminium snap grid false ceiling frame work (Note: Aluminium grid shall be measured seperately under relevant item of this Schedule.)

M&L for application of bond coat using "Epoxy bonding agent" on prepaired surface, when bond coat becomes tacky apply repair mortar (using universal polymerised repair mortars single pack like Pagel U40 or Microconcrete) at a thickness upto 15mm as per manufacturers instruction and as directed for application of roof treatment. Make : M/s Pidilite Industrues Ltd or Eqult in M/S Krishna Conchen Products/ STP Ltd. Note: Application to be done by authorised applicators only.

M&L for preparation of surface of roof / projected portion of cupboards, chajja etc with wire brush and remove loose particle & laitance, wash with clean water, damaged or hollow portion, sharp edges etc. must be cut and removed till the morther slab, filling the crack upto 2mm wide with Dr. Fixit Crack X or equivalent, maintaining a suitable slope for water drainage and reinstate damaged portion with polymer modified mortar as recommended and allow it to cure for 24 hrs. Brush apply the 1st Priming coat on prepared concrete / plastered surface and allow to dry for 04 (four) hours. Apply the first coat of waterproofing coating over the primed surface. On the wet surface of 1st coat overlay a open-woven fibre glass mesh, min 40 GSM of size 2mm x 2mm and allow it to soak completely

Immediately apply the second coat with a roller, to ensure complete coverage of the fibre mesh. Apply the third coat after 6 to 8 hrs once the second coat is dry. Drying time between coats will be 6 to 8 hours all as directed and as per manufacturers instructions. Make: M/s Pidilite Industrues Ltd or Equivalent in M/S Krishna Conchem Products/ STP Ltd. Note: Crack filler, priming coat and water proofing coat used shall be of same Make/Manufacturer. The rate includes crack filling, minor repair required for making the surface smooth. Repair mortar for damaged portion will be paid separately.

M&L for taking down loose and damaged concrete cement plaster from soffit of ceiling floor/slab, vertical surfaces of column beams,slab etc incl exposing and removing rust from reinforcement by rubbing with wire brush and plenty of water so as to remove the loose particles,dust,laitance etc. and removal of debris to a distance n.exc 50m and deposited where directed.

M&L for preparation of surface by application of rust remover on exposed reinforcement using rust remover of approved make, apply passivator coat using zinc primer of approved make on reinforcement Bars. Apply bond coat using "Epoxy bonding agent" on entire surface, when bond coat becomes tacky apply repair mortar (using universal polymerised repair mortars single pack like Pagel U40 or Microconcrete) in layers of 15mm and subsequently built up the required thickness (45mm) in subsequent layers of 15mm and finishing the final layer even and smooth as per manufacturers instruction and as directed. Make : M/s Pidilite Industrues Ltd or Eqult in M/S Krishna Conchen Products/ STP Ltd. Note: Application to be done by authorised applicators only.

Supply only welded steel wire fabric weight n exc 4 kg per sqm all as specified and as directed.

Taking down cement plastering of any description on brick or stone wall etc including raking out joints hacking for key scrubbing down with water etc and removal of debries and depositing where directed.

M&L TMT steel bars 8mm dia, cut to length, bent to shape reqd and welded to existing reinforcement of any description and any position of RCC structure after binding with mld steel wire annealed n less than 0.9 mm dia s an addl bar complete all directed.

M& L for Mild steel TMT bars 10mm dia and over, cut to length, bent to shape required including cranking, bending spirally for hooping for columns hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips.

Providing 10mm thick plaster in CM (1:6) finished to even & smooth w/o using extra cement.

Preparing newly plastered surfaces of wall and applying two coats of Oil bound distemper over a coat of alkali resistant primer.

Rendering 15mm thick plaster in cement mortar 1:4 in two coats (10mm thick backing coat + 5mm thick finishing coat) finished even and smooth without using extra cement including water proofing compound (Dr fixit LW or equivalent 200ML per bag of cement) etc complete all as specified and directed.

Supply only liquid water proofing compound

M&L for preparation of newly plastered surface and applying two coats of Raincoat. Prime the surface with a coat of PRIMESEAL diluted with potable water in the ratio 2:1 by volume prior to application of Raincoat and allow it to dry for 2 to three hours. Apply first coat of Raincoat. Apply second coat of Raincoat with an interval of 5 to 6 hours and allow it to cure for 7 days all as directed and as per manufacturers instruction. Make : M/s Pidilite Industrues Ltd or Eqult in M/S Krishna Conchen Products/ STP Ltd Note: Priming coat and Raincoat used shall be of same Make/Manufacturer.

Disconnecting existing water tanks of size exc. 250 ltr but n.exc. 500 Ltr capacity, setting aside (or lowering if required) for repairs, cleaning, etc

All as per item No. 2.25 above but of size exc. 500 ltr but n.exc. 1000 Ltr capacity.

All as per item N. 2.25 above but of size exc. 1000 ltr but n.exc. 2000 Ltr capacity.

Cleaning and removing all scale and dirt, etc. from tanks and from mouths of circulating pipes etc. of capacity exc. 250 ltr but n.exc 500ltr and refixing in position.

All as per item No. 2.28 above but of size exc. 500 ltr but n.exc. 1000 Ltr capacity.

All as per item No. 2.28 above but of size exc. 1000 ltr but n.exc. 2000 Ltr capacity.

S&F CPVC tank adaptor 25mm bore fixed to PVC tank complete.

S & F in repairs Ball brass valves 15mm, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed.

Taking up/down old GI tubing and connection of size 15mm bore, including cleaning for refixing, complete all as specified and as directed.

Taking up/down old GI tubing and connection of size 20mm bore, including cleaning for re-fixing, complete all as specified and as directed.

CPVC water tubing 15mm bore, (20mm outer dia) SDR-11 grade with all fittings and fixed complete to wall/Ceilings or laid in floors all as specified and as directed

CPVC water tubing 20mm bore, (25mm outer dia) SDR-11 grade with all fittings and fixed complete to wall/Ceilings or laid in floors all as specified and as directed.

Treating and finishing the sunken portion of WC area n exc 1.2 Sqm each by sealing the edges of holes through which sanitary pipes are entering the sunken protion, using seal tape and grout the the gaps using a non-shrink cementitious grout (Dr. Fixit Pidicrete URP or equivalant of Focroc / STP/ Krishnaconchem), providing 10mm thick rendering in cm 1:3 with and including water proofing compound. Apply first coat of WPC (cementitious product with acrylic emulsion polymer as binder using Dr. fixit Pidifin 2K of Pidilite Industries or equivalant of Focrock/Krishna Conchem) in the sunken portion and extended up to 15 on the wall above the FFL. Immediately cover all the angle fillets with a 150 mm wide strip of ope woven glass fiber mesh of 2mm x 2mm. Apply the second coat of WPC after the first coat dries completely and allow it to dry completely, providing necessary connection items suitable for WC, providing lime concretete complete all as per manufactures instruction and as directed.

All as per item No. 2.37 above but for bath/lobby without any PVC connections, fittings, for area exceeding 1.2Sqm and not exceeding 2 sqm each.

Supply only vitreous China squatting pan, 'Orrisa Pattern, size 580x440 white with integral foot rest (excluding flushin cistern and flush pipe.

Preparing old painted plastered surface by complete removal of existing treatment including washing using machine nozzeled pressure water includuing rubbing down and stopping of distempered and painted surface and bringing to plaster mother surface as specified and approved by Engineer-in-Charge.

M&L for application of water proofing tretment of old/prepared surface of external wall by filling cracks of 2mm with crack filler and cracks wider than 5 mm with polymer modified mortar, Priming the surface with a coat of PRIMESEAL diluted with potable water in the ratio 2:1 by volume prior to application of Raincoat and allow it to dry for 2 to three hours. Apply first coat of Raincoat. Apply second coat of Raincoat with an interval of 5 to 6 hours and allow it to cure for 7 days all as directed and as per manufacturers instruction. Make : M/s Pidilite Industrues Ltd or Eqult in M/S Krishna Conchen Products/ STP Ltd Note: Priming coat and Raincoat used shall be of same Make/Manufacturer.

Dismantling floor, hearth or wall tiling incl cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises.

S & F Non skid coloured ceramic tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.11 sqm and not exceeding 0.18 sqm in floors etc, set and jointed in neat cement slurry and pointed in / hite / coloured cement to match all as specified.

S & F glazed coloured ceramic tiles in verticla surface 350x250x7mm / 450x350x7mm thick as in dado, skirting etc, set and jointed in neat cement slurry and pointed in white cement to match all as specified.

M&L screed bed or bedding layer of mortar 15mm thick to rceive floor tiles in cement plaster 1:4

M&L rendering 10mm thick in CM 1:4 on brick work/ concrete surface to receive tiles

M&L for SIKA Bit® W-1 (Red or Grey powder) polymer modified cementitious adhesive over prepared concrete surface with mixing ratio of 8.75 ltrs of clean water per 30 Kg bag of SIKA Bit® W-1 with consumption of 2-3 Kg/Sqm. complete all as specified and directed by Engr-in-charge.

M&L SIKA Bit® W-15, 1.5 mm thick (with 10% variation) double sided modified bitumen water proofing membrane consisting of cross laminated PE film and two modified bitumen layers covered with transparent release liners complete all as specified and directed by Engr-in-charge.

M/S jvsr constructions

M/S P S BABU

M/s J.D. DESAI

M/s Ekta Engineering Works