ADDITION ALTERATION TO VENTILATION AREA OF PO 15 (MAIN BUILDING) OF WNC (O) MESS AT COLABA MUMBAI

Amount

Note :- 1. The tenderer shall note that before quoting his unit rate, all items of works shall be executed in high rise building (G+7) & including provision of necessary scaffolding & safety measures. 2. Entire building to be covered with Green cloth on MS scaffolding upto 7the floor and necessary sign board to be placed arround the building before commencement till the completion of works for safety precaution. (a) Safety eqpt to be carried all time. (b) Functional tools & plants shall be carried by tradesman all time for attending any site. (c) Necessary ladder / cloth or any other material reqd. (d) Debris / site clearance immediately before leaving site. (e) After painting cleaning of all floors, glass and Fixurniture by own arrengement. (f) Scaffolding wherever reqd deemed to be included in quoted rates. (g) Contractor is solely responsible for any defect or after working situation arises, take leaving fresh water tap open or throwing of debris through window or shaft, Penalty levied as mentioned above. (h) In case of non-adherence of any of above fine/ penalty to be carried as under:- (i) 1st Time - Rs 200/- (ii) 2nd Time - Rs 500/- (iii) 3rd Time - Warning to contractor. (j) In case of 3 warning to contractor, it will be reflected in WLR for slow progress.

(i) Water charges will be applicabel as specified in CA. (ii) For electricity temporary meter to be installed by contractor for every quarter and electricity charge at allied as specified in CA.

Chipping , removing carefullly concrete work by low impact hammer ,breakar without damaging the structure & cleaning and disposal of debries out side the premises etc. complete all as specified and directed by Engr-in-Charge. Note :- Hard concrete should not be removed by force.

Material and labour for Clean existing reinforcement with wire/ rotary wire brush, making the surfaces free from loose material dirt etc. complete and applying two coats of alkaline rust converting primer and Roff rust cleaner of approved manufacturer Rust removal on the rebars, including cleaning the reinforcement, wirebrushing to remove loose rust spalls, wash the rebars with clean water within 3 min and wipe it dry complete all as specified and directed.

Material and labour for applying two coats of Epoy based Zinc primer in a span of four hours over the treated rebars and allow to dry for six hours complete all as specified and directed. Note:-The application shall be done by brush only.

Material and labour for cleaning all loose laitance on the concrete substrate and applying one coat of epoxy bonding agent on exposed concrete surface to ensure bond between old concrete & new concrete by brush application complete all as specified and directed

Material and labour for rendering minimum 20mm thick polymer modified mortar in cemet mortar (1:3) with graded quartz sand with additive Monolith - PMM of approved manufacturer or polymer mortar HB of approved manufacturer. 15% by weight of cement in one coat with and including curing as per manufacturer's instruction complete all as specified and as directed

Material and labour for Providing and applying water tight jacketing around columns with M 30 grade micro concrete including all lifts, shuttering, drilling holes and fixing shear anchor as per specification complete all as specified and as directed. Note:- Reinforcement shall be measured and paid separately.

Material and labour for applying concrete protection coating on finished structural members exposed to atmosphere make approved manufacturer complete all as specified and directed.

Material and labour for Drilling and fixing Rohibb Teflon nozzles in RCC members, including drilling holes of 12mm dia, 50 to 100mm deep holes. Works shall be carried out as under :- (i) Cleaning of holes. Clean the holes by air blower prior to fixing nozzles. (ii) Fixing of nozzles. Insert 12mm dia. Rohibb Teflon nozzles in cleaned holes. External end of nozzles to be machine to receive outlet of grouting gun.Fix it inside the holes by applying thixotropic epoxy putty to ensure complete sealing. Cure the system for min.12 hrs. (iii) Cutting of nozzles. Cut the nozzles by chisel after completion of grouting without damaging structural elements. (iv) In case crack upto 2mm wide, fix the injection nozzels directly over the cracks, at intervals of 6 to 9 inches, using a drilling machine. Fix PVC/MS nozzels in these holes with fast-setting epoxy putty & let it dry for 2 to 3 days. Also, seal the crack between the ports with epoxy putty. (v) In case where the crack is wider than 2mm upto 4 to 5mm, drill holes at the sides of the crack in a staggered fashion, at intervals of 6 inches and affix them with epoxy putty as mentioned above. (vi) Also, seal the face of the carck with a liberal application of the epoxy putty.

Material and labour for Injecting of site mixed cement slurry grout, mixed in specified proportion containing cement, sand water with addition of plasticizers (approved make) & migratory corrosion inhibitors, water cement ratio shall be varied between 0.5 to 1.0 for each hole, shrinkage compensating cement slurry mixed to a lump free fresh creamy consistency ,Mixing shall be done by mechanical mixer continuously stirring mechanically to keep cement particles in suspension. Injection of approved/specified grout by means of pump at a pressure of 3-5 Kg/cm2 etc complete till the grout mix flows out from the nozzle indicating complete filling of grout in the holes drilled complete all as specified and directed.

Material and labour for Injecting low viscosity (3-5cps) high molecular weight monomer by pressure and using mechanized injector gun with accessories till nozzles refuses to accept the grout, Including,Mixing of materialas:Mixing of material components(part a&b) in the required quantities as per manufacturer's instruction by weigh batching.Grouting:Fill the grouting gun with concrete penetrating corrosion inhibitor EPCO-KP-100/Protectsil CIT or Ferogard 903. Maintain desired pressure in the gun by air compressor; maintain the pressureat exit(2 to 3kg/cm2) by monitoring pressure guage at exit.Grout the material through prefixed nozzles in the structural elements@ 100ml per nozzle. Repeat the process for all the nozzles complete all as specified and directed.

Material and labour for Replacement of steel reinforcement with TMT bars of appropriate size where 30% of cross section is reduced including dismantling of rusted steel complete all as specified and directed.

Providing and fixing additional main steel bar or stirrupsof designed diameter in various structural elements like column ,beams and foundations including drilling ,bending and fixing the bars with epoxy putty etc. complete all as specified and directed. (Note:-Steel provided on the basis of 1% of volume of concrete).

Cleaning the dust, vegetation, sand,dry leaves and other waste material at the rain water pipe of any size and any description, spouts, water outlets of the roofs etc as direcetd and dispose off debris at a distance of 500km and n.exc 1.5 Km including taking down and refixing of existing pipes including necessary fixing arrangements complete all as specified and directed.

Taking down cast iron pipes of any size or pattern at any position including all fittings such as bends, heads (measured overall as fixed along the centre line over fiitings and accessories) including rtemoving vegetation groewth around pipes as required, making good to surface to match with eixisting including necessary scaffolding etc complete all as specified and directed.

Material and labour for 100m dia cast iron soil waste and vent pipes (sand cast pipes) in any length with or without ears with cement joints fixed to walls complete all as specified and directed.

Fixing only for 100m dia cast iron soil waste and vent pipes (sand cast pipes) in any length with or without ears with cement joints fixed to walls complete all as specified and directed. Note:- The old serviceable 100 mm dia CI pipe obtained from Item No 16 here-in-before shall be reused.

Material and labour 75mm bore cast iron soil waste and vent pipes (sand cast pipes) in any length with or without ears with cement joints fixed to walls all as specified and directed.

Fixing only for 75mm bore cast iron soil waste and vent pipes (sand cast pipes) in any length with or without ears with cement joints fixed to walls all as specified and directed. Note:- The old serviceable 75 mm dia CI pipe obtained from Item No 16 here-in-before shall be reused.

Supply and Fix CI bends (any radiius) diminishing pieces or trapers (larger bore measured) fitted with oval access doors of following sizes complete all as specified and directed:-

75 mm dia

100 mm dia

Fixing only all as per Ser item No 21.01 here-in-before .

Fixing only all as per Ser item No 21.02 here-in-before .

Supply and Fix CI branch pieces single (equal or unequal) ordinary or inverted ( spigot or socket type) or with parallel branches of following sizes complete all as specified and directed:-

75 mm dia

100 mm dia

All as per Item Ser No 26 here-in-before but double socket of the following sizes:-

75 mm dia

100 mm dia

Fixing only all as per Ser item No 27.01 here-in-before .

Fixing only all as per Ser item No 27.02 here-in-before .

Dismantling of Plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof /wall coverings and removing dismantaled materials such as serviceable / unservicesble Plain or corrugated steel sheeting,etc. out side MD land and rubbish off the premises complete all as specified and as directed by the Engineer-in-Charge.

Supply and Fix pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0..50mm thick of an colour with two corrugations side lap having tenstile strength of minimum 550 Mpa as in roof covering /cladding to wall, fixed with screw complete all as specified and as directed

Supply and Fix pre-painted galvalume aluminium zinc coating GI based Plain steel sheet 0.5mm thick of an colour having tenstile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed

Dismantling wrought iron or mild steel complete all as specified and as directed

Supply and Fix MS sections as in ismc,angle, main and cross beams, hip and jack rafters; purlins,rolled section where connected to common rafters and running rails and guides for truss/colume/ staircase/ladder/anchor bolte for colums/base plates/gussate pltes, wind tie,door,gate,window etc including cutting welding etc; fixed with angle cleats or other connecting plates complete all as specified and directed.

Material and labour for preparing new or previously untreated surface of any description, over 10cm in width or girth and applying two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed.

Material and labour for preparing new plastered surfaces of walls and applying two coats of oil bound distemper over a coat of approved primer on plastered surfaces complete all as specified and directed.

Material and labour for preparing new surfaces of walls and applying two coats of acrylic (antifungal) exterior grade paint over one coat of primer complete all as specified and directed.

Material and labour for compleate removal of existing RCC Grill And Jali and fixing new premium quality heavy duty rcc designer jali/grill thickness 60mm and above including all necessary connected items complete all as specified and directed.

GANGAJAL (BID ID -3130890)

Anil Industrial Corporation (BID ID -3131433)