REPAIR AND REPLACEMNT OF UNSERVICEABLE WATER TANKS AND ALLIED SERVICES OF ZONE III and IV AT UMROI MIL STN UNDER GE UMROI

Amount

Taking up or down GI tubing 15/20mm bore from wall/ceilings including all fittings segrated and stacking the pipe, complete all as specified and directed.

S&F CPVC pipes of 20 mm outer dia, SDR 11 and plain CPVC SDR 11 fittings on walls/ ceiling or laying in floors, complete all as specified and directed.

Supply & fixing 3-layer PP-R Polypropylene random copolymer) of 20 mm outer dia concealed pipe SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded polypropylene random fittings fixed complete to walls, ceilings or in floors etc. and making connection with old GI tube/PPR pipe using suitable section complete leakproof, complete all as specified and directed.

Cutting chases for concealed pipe where required and pointing in cement mortar 1:3 etc. in Brick walls for bore of pipe 15/20 mm, complete all as specified and directed.

Demolition of RCC with concrete cutter machine of any description and in any position not otherwise specifically provided for including taking out and seperating old reinforcement and removal of debries to a distance not exc 50m as directed by Engineer in charge and making site clean, complete all as specified and directed.

Supply and fix rotational moulded,multilayer HDPE water storage tank of 500 ltrs capacity( tripple layer wall construction , Cylindrical vertical with closed top) ISI marked hoisted and fixed in position all as specified in SSR Part I including 02 Nos 20 mm bore full threaded GI nipple of required size including ball valves 20 mm bore high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed (Minimum weight 20mm - 210gms and refixing of inlet, outlet & over flow pipe etc complete all as specified and as directed

Supply and fix of rotational moulded,multilayer HDPE water storage tank of 1000 ltrs capacity( tripple layer wall construction , Cylindrical vertical with closed top) ISI marked hoisted and fixed in position all as specified in SSR Part I including 02 Nos 20 mm bore full threaded GI nipple of required size including ball valves 20 mm bore high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed (Minimum weight 20mm - 210gms and refixing of inlet, outlet & over flow pipe etc complete all as specified and as directed.

Supply & fix 20 mm bore gun metal, globe or gate valves ISI marked with iron wheel head, screwed both ends for iron pipe and fixed, complete all as specified and directed.

S&F for stop valves fancy type chromimum plated cast copper alloy screwed down high pressure with crutch or butterfly handle screwed both ends for iron pipe CPVC pipe or for union and of size 15 mm bore complete all as specified and directed.

Taking down eaves gutters and rainwater pipes (any size or pattern), including all fittings, heads, shoes, bends,swan necks etc.including cleaning or refixing or removal to store, complete all as specified and as directed

Supply & Fix half round colour coated UPVC gutter/runner drop for rain water drain in bldgs of size not exceeding 150 mm with firmly attached downspout of suitable size discharging storm water into PVC SWR pipe of 110 mm dia and similar works etc complete all as specified and directed. Note: Quoted rate shall be deemed inclusive of downspouts, drop outlet, Elbow, End cap, Straight connecter, brackets, downspout couple, splash block, out site corner, clamps as required at side as per standared Engineering practice.

Supply & fix PVC (SWR) pipes single socketed in any length with rubberring joints fixed to walls 110mm bore, complete all as specified and directed.

Supply & Fix 110mm bore PVC (SWR) bends any radius, complete all as specified & directed.

Supply & Fix 110mm bore PVC (SWR) branch pieces, single 'Y' , equal or unequal, complete all as specified & directed.

Supply & Fix 110mm bore PVC (SWR) junction single, (single T) equal or unequal complete all as specified & directed.

Material and labour for taking down of existing roof treatment from roof and terrace, roughening surface of old concrete roof by picking, sweeping clean and washing down with water to remove dust, etc and applying roof treatment with the following steps and specifications:- a) Applying crack seal compound of same manufacture of waterproof to fill all cracks of observed on the roof. b) Applying cement slurry over concrete surfaces @3kg/sqm. c) Rendering 15mm thick in cement mortar (1:4) mixed with water proofing compound as per manufactures’ instruction(not less than 3% by weight of cement) on cleaned concrete surfaces of roof and finishing the surfaces fair and even including curing the plastered surfaces for 7 days by ponding of water over the roof, (leveling course). d) Applying evenly one coat of primer coating (diluted with water in the ratio specified by Manufacturers) (min @100-110Sq Ft per liter (diluted quantity)) on the cleaned plastered surfaces. The surface shall be left for air dry for minimum period of 2-3 Hrs. e) Applying evenly one coat of elastomeric water proof coat in one direction (as specified by Manufacturers)(min@ 0.9-1.0 sqm per ltrs) and allow to air dry for 4-6 hrs before applying second coat in other direction perpendicular to the first one (as specified by Manufacturers) (min @0.9-1.0 sqm per ltrs. The total thickness of two coats shall be 0.5 to 0.6 mm. f) The whole system shall be left for air cure for min Seven days (without any movement). Make : - STP ShaliCryl LM or Dr Fixit Newcoat Ezee or Berger Home Shield PU RoofKoat or Asian Paints Smartcare Damp Proof , FOSROC or SIKA or as equivalent approved by GE. Note : - (i) The waterproofing shall be carried out in the last stage of execution to avoid any damages during the execution. (ii) Payment against this item shall not be allowed till completion of all the stages of work for any slab. (iii) Product should confirm ASTMD-6083 (iv) The work shall be executed through Authorised well-trained applicators as per manufacturer’s instructions after obtaining written approval from the GE

Taking down cement plaster on brick or stone walls etc including racking out joints, hacking for, scrubbing down with water, complete all as specified and directed.

M&L for 15mm thick rendering in CM (1:4) in two layers (10 + 5 mm) and top layer of 5 mm thick mixed with water proofing compound as per manufacturer's instruction finishing the surfaces with fair and even without using extra cement complete all as specified and directed. Note: Liquid water proofing compound shall be measured and paid seperately. Make - Conplast WL,Sika,Dr.Fixit measure separtely.

Material and labour for 5 mm thick rendering in cement mortar (1:3) on concrete surface as in ceiling/chajja finished even and smooth without using extra cement, complete all as specified and directed.

M&L for preparation of ceiling/chajja of new plastered surfaces and applying three coats of white wash, complete all as specified and directed.

Supply only integral WPC ( Integral waterproofing liquid admixture for plaster mortar) complete all as specified and directed.

M&L for preparation of new plastered surfaces of wall and applying two coats of exterior weather proof paints over one coat of primer as per manufacture instruction all as specified and directed. Note- 1) Painting will be done through mechanical process(Spray Painting) masking and cleaning of floor,door,windows etc during spray painting. 2) The quoted rate shall be deemed to inclusive of Scaffolding

Dismantling of plain/corrugated steel sheeting, any gauge or thickness including Nainital, Shimla pattern roof covering, complete all as specified and directed.

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

S&F Pre- painted galvalume aluminum zinc coating PPGL based plain steel sheet 0.60mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, eave board, fixed with self tapping screws, complete all as specified and directed.

Schedule of Credit

M/s A L Traders

Mary Lyngdoh

Lyngdohs Construction Company And Associates