Renovation of Roof Treatment work of Main Building of Jharkhand Hight Court at A.G. More, Doranda, Ranchi High Court Pool for the Year-2021-22

Amount

Removal of old tarfelt and disposal of debris with all leads complete job as per direction of E/l.

Dismantling old plaster and pointing in cement or lime and raking out joints to 15 mm. depth, watering and disposal of unserviceable materials with all leads all complete as per direction of E/l.

Grading roof for water proofing treatament with cement concrrete 1:2:4(1cement:2 coarse sand :4 graded stone aggrregate 20mm nominal size ) including all complete job as per direction of E/I.

water proofing for old and new roof slab providing and laying water proofing treatment on roof slab by applying two component factory designed ready to use acrylic modified flexible materials appled with brush,rooler or spray for water proofing coating as per manufacturer specification with following ites. (a) surface preparation-providing and cleaning of concrete surface to remove dust oil grease including removal of existing loose paint/coating and cement laidtrance by clelaning with compressed air & water jet including all materials,labour,tools complete .Pending test to be done after plugging all outlets and to be chocked from solift to identiify secapagae,-do- admixture of sika India Pvt Ltd/Myk schomberg/Dr.Fixt/-do-(b) Ist coat -Applying Ist coat of two component acrrylic modified ready to use,flexible component materials on surface saturated dry roof and side wall of parapet wall upto 600mm by brush or roller after Ist coat of application.45garm of Fibre glass cloth to lay when the first layer is still green Ist coat shouyld be applied @ 1.5kg/sqm/coat for the purpose of measurment the entire treataed surface will be measured(c) 2nd coat-to apply the 2nd coat of two component acrylic modified ready to use,flexible cementious materials right angle to the Ist coat over the glass fibre laid surface,2nd coat shoud be applied @ 0.7kg/sqm/coat For the purpose of measurment the entire trealled surface will be measured After three days of drying the 2 nd coat,the rain water outlots to be plugged and ponding test to be done for 48 hours to dentify seepage leakaage from solift and if found necessaory rectification to be done as per of E/C The water proof coating to be protected from damage before screed over it wataerproofing Brand sika Topseal /Foaroc Brush band RFX/Dr.Fixit pidiffin 2K/MYk Aquain TG. Product performance/chemical Base part A acrylic copolmet ,part B specially graded cementitious pwoder/Density 1.6kg(mixed density) at +27°C/tensila strength 2N/mm2 after 25 days (with Fibre cloth)(According to ASTM D23770) pulout Bond strength 2N/mm2(Concrete failure)(According to ISO4624) slant snear Bond strength -4N/mm2(Accoording to FIP 5.15)(d) pratectionof treated surface with P.C.c-The treated surface should be covered with25mm/50gam PCC of M20 grade(1:1.5:3) with proper slope(1:120) towards the rain outlets in alltrnatepanels of 2mtx2mt keeping 6mm gap between the panel joint-integral water proofing admixture conforming to IS 26462of 100ml per bag of of cement to be added in the scraed concretepaid separtely for this items deep and big fent.All corners shall be chaainfeted with150mmx150mm fillete.The rinfowater outliets of water the peripheral graps betwen PVC pipe outlet and concrete surface should be packed properly with rich concrete and the peeripheral mouth to be sealed with moisture insansitivie epoxy putty of sika India Pvt Ltd/(MYK schormbarg/Dr Fixit/Fosroc for the purpose of measurment the entire treated surface will be measured(e) Groove of PCC surface should be filled with polysulphide sealant paid separataly.Brand sika India Pvt Ltd/MYK schomberg/Dr Fixit/Fosioc.

covering of trreated surface with P.C,C .Providng 25mm thick cemet concrete M20(1:1.5:3)maintaing slope in alternate 2mtx2mt panels with approved quality of stone chips of 20mm to 6mm sizie graded and cleaned sand of F.M 2.5 to3 includig screening,shuttering and mixing cement concretein mixer with admixture of integral water proffing and placing in position,skirting curing,taxes and royalty all complete as per buidings specification and direction of e/I.panels that has been left should be casted next day.there should be 6mm gap between panels Brand sika plastocrate plus,MYK proof WP 10,FOSROC CONPLASTX421 ICX dR.fIXIT PIDIPROOF lW+-do-all complete job(old surface)

Providing 50 mm thick cement concrete flooring (1:2:4) with 20 mm to 6mm size graded stone chips finished with floating coat of neat cement in panels including cost of curing, finishing the surface smooth by rubbing with carborandum stone, taxes and royalty with all complete as per building specification and direction of E/l

Providing 12mm thick water proof cement plaster(1:3)with clean coaorse sand F.M 1.5with integrfal waater proofing compound liquid @125ml per bag cement inclujding screening,curing with all leads and lift of water ,scaffolding as peer building specification and direction of E/I. Brand-Sika,plastocrate plush,MYK proof WP 10,Fosrroc-conplastx4211C.Dr Fixit pidiipoof LW+or equivalent.

Providing and applying white cement based birla putty of average thickness 1mm of approved brand and manufacturer,over the plastered wall suface to prrepare the surface even and smooth complete.job as per direction of E/I.

Finishing walls with Acrylic Smooth exterior paint of required shade New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20kg/ 10 sqm)

Demolishing stone rubble masonry manually by mechenical means including stacking of serviceable maaterials and disposal of unserviceable mataerials within 50metres lead as per direction of E/I.: in cement mortar

Providing and laying in position cement concrete of specified grade 1:1½:3(1cement:1½ coarse sand(zone-iii):3graded stone aggregate 20mm nominalncluding slaking of lime, screening, mixing dry and wet on water tight platform, placing in position and ramming till compaction is achieved, curing, side shuttering, taxes and royalty all complete, as per building specification and direction of E/l.

walls(any thickness)including attached pilasters,butteresses,plinth and string

Steel work in built up tubular ( round, square or rectangular hollow tubesetc.) trusses etc., including cutting, hoisting, fixing in position andapplying a priming coat of approved steel primer, including welding andbolted with special shaped washers etc. completeHot finished welded type tubes

Providing primer one coat of red lead paint of approved make over new steel surface including preparing the surface after cleaning, removing rust , dirt, , scales , smokes and grease and cleaning the surface thoroughly including cost of scaffolding and taxes all complete as per building specification and direction of E/l. ( Mode of measurement Area shall be multiplied by the co-efficient as indicated in building specification)

Providing two coats of synthetic enamel paint of approved shade and make over steel surface including cleaning the surface thoroughly, scaffolding and taxes all complete as per building specification and direcition of E/l.

Making khurras 45x45 cm with average minimum thickness of 5 cmcement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stoneaggregate of 20 mm nominal size) over P.V.C. sheet 1 m x1 m x 400micron, finished with 12 mm cement plaster 1:3 (1 cement : 3 coarsesand) and a coat of neat cement, rounding the edges and making andfinishing the outlet complete.

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS: 13592 Type A including jointing with seal ring conforming to IS: 5382 leaving 10mm gap for thermal expansion(i)single socketed pipes.

110mm diameter

Providing and fixing on wall face unplasticised PVC moulded fittings, accessories for unplasticised Rigid PVC rain water pipes conforming to IS:13592 Type A including jointing with seal ring confirming to I:5382 leaving 10mm gap for thermal expansion.

Single Tee with out door 110x110x100mm

Providing and fixing on wall face unplasticised PVC moulded fittings, accessories for unplasticised Rigid PVC rain water pipes conforming to IS:13592 Type A including jointing with seal ring confirming to I:5382 leaving 10mm gap for thermal expansion.

Bend 87’5 110mm

Carriage of materials from nearest approved sources of supply including loading into trucks and unloading from trucks and stacking properly at work site as directed by the E/I.

sand lead 8K.M.

chips lead 22K.M.

Add 12 % GST (in Basic Rate must fill 12)

Add 1% Labour Cess (in Basic Rate must fill 1)

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