REPAIR TO ROOFING APP, RAIN WATER PIPES AND ASSOCIATED WORKS AND REPAIR TO FACIA, CHAJJA AND OTHER STRUCTURAL NON-STRUCTURAL ELEMENTS AT BD BARI MIL STN ZONE B UNDER GE KALUCHAK

Amount

Demolition of brick work or stone / boulder masonry including all quoins, arches, pillars, etc. built in cement mortar or cement lime mortar complete all as specified and directed.

Demolition of cement concrete (un-reinforced) in ground floor and paving not exc. 15 cm thick (Below or above ground level) complete all as specified and directed.

Dismantling of any size cast iron or reinforced concrete drain pipe, jointed in cement mortar, fixed withj wall and taking out of trenches, if required complete all as specified and directed.

Dismantling of structural steel work including doors, gates but excluding framed trusses complete all as specified and directed.

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

Dismantling of water tank exc. 250 Litre but not exc. 500 Litre capacity complete all as specified and directed.

Dismantling of water tank exc. 500 Litre but not exc. 1000 Litre capacity complete all as specified and directed.

M & L for providing plain cement concrete type B-1, 1:2:4, (using 20 mm graded stone aggregate), as in padding on roof, for levelling of roof slab, finished even and fair, complete all as specified & directed..

M & L for brick work with sub class ‘B’ old size bricks straight or curved on plan exc. 6.00 m mean radius built in cement mortar 1:6 complete all as specified and directed.

M & L for brick work with sub class ‘B’ old size bricks (EXCEPT BRICKS) straight or curved on plan exc. 6.00 m mean radius built in cement mortar 1:6 complete all as specified and directed. NOTE: - OLD BRICKS OBTAINED FROM DEMOLITION SHALL BE USED UNDER THIS ITEM.

S & F of mild steel framed work such as gate grills, gratings etc. with ends of bars shouldered and / or riveted, or forged into spikes, framed guard bars, barred iron doors, ladders, framed balusters, walk ways, railing, frame work of water tanks and similar work conforming to Fe.290.Gde-E-165 complete all as specified and directed.

M & L for 75 mm thick cement concrete 1:3:6 type C-1, using 20 mm graded stone aggregate as in plinth protection laid to slop of 1:12, finished surface even and fair without using extra cement with and including all necessary form work to divide the area in panels, finishing exposed edges fair or rounding or chamfering where directed and providing 6 mm thick joints through out the thickness of plinth protection duly filled with mastic filling (one part of hot bitumen 85/25 and three part of fine sand by weight) complete all as specified and directed.

M & L for 15 mm thick rendering on fair faces of brick work or concrete surfaces with cement mortar 1:4 finished even and smooth (without using extra cement)complete all as specified and directed. NOTE:-The work will be carried out upto triple storey buildings and the cost of scaffolding is also included in this items

M & L for 10 mm thick rendering on fair faces of brick work or concrete surfaces of ceiling with cement mortar 1:3 finished even and smooth (without using extra cement)complete all as specified and directed.

M & L for 15 mm thick rendering on fair faces of brick work or concrete surfaces with cement mortar 1:4 finished even and smooth without using extra cement using integral water proofing compound as per manufacturer,s instructions , complete all as specified & directed. NOTE:- Integral water proofing compound shall be measured & paid seprately.

Supply only water proofing compound ( (Liquid) complete all as specified.

M & L for preparation of newly plastered or un-plastered surfaces of ceiling and applying three coats of white wash complete all as specified and directed.

M & L for preparation of old decorated plastered or unplastered surfaces of walls, cornices etc by brooming down or steel wire brushing down scrapping down smoke soot, moulds, moss and efflorescent salts and trading oil and greasy spots, and applying one coats of white wash complete all as specified and directed.

M & L for preparation of old decorated plastered or unplastered surfaces of ceiling, cornices etc by brooming down or steel wire brushing down scrapping down smoke soot, moulds, moss and efflorescent salts and trading oil and greasy spots, and applying one coats of white wash complete all as specified and directed. NOTE:-The work will be carried out upto triple storey buildings and the cost of scaffolding is also included in this items

M & L for preparing newly plastered or previously untreated wall surfaces and applying two coat of oil bound distemper over a coat of alkali resistant primer complete all as specified and directed.

M&L for preparation of old decorated plastered or unplastered surfaces of wall, cornices etc by brooming down or steel wire brushing down scrapping down smoke soot, moulds, moss and efflorescent salts and trading oil and greasy spots, and applying one coats of oil bound distemper complete all as specified and directed. NOTE:-The work will be carried out upto triple storey buildings and the cost of scaffolding is also included in this items

M & L for applying Two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over new surfaces and providing and applying plaster of paris putty of 1 mm thickness over plastered surface to prepare the surface even and smooth complete all as specified and directed.

M & L for complete removal of existing treatment and applying Two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over new surfaces and providing complete all as specified and directed.

M & L for preparation of steel surfaces over 10 cm width or girth and applying two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed.

Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning and removing all scale and dirt, etc from tanks and from mouths of circulating pipes by using bleaching powder, hoisting if required, reconnecting and re-fixing in position of capacity exc. 250 & n. exc. 500 ltr, making good for running of water from tank to inside of bldgs and writing of date of cleaning and due on by synthetic enamel paint on water tank, complete all as specified & directed. NOTE :- Cost of bleaching powder shall be deemed included in the quoted rate of this item.

Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning and removing all scale and dirt, etc from tanks and from mouths of circulating pipes by using bleaching powder, hoisting if required, reconnecting and re-fixing in position of capacity exc. 500 & n. exc. 1000 ltr, making good for running of water from tank to inside of bldgs and writing of date of cleaning and due on by synthetic enamel paint on water tank, complete all as specified & directed. NOTE :- Cost of bleaching powder shall be deemed included in the quoted rate of this item.

Taking up or down 15 mm bore steel water tubing and connection, including cleaning for refixing or removal to store complete all as specified and directed.

Taking up or down 20 mm bore steel water tubing and connection, including cleaning for refixing or removal to store complete all as specified and directed.

Fixing only 15 mm bore old steel water tubing and connection in new or old position to wall and ceiling or laid in floors jointing and testing of old retrieved serviceable galvanized mild steel water tubing with and including all fitting (such as bends, elbows, tees, short pieces, connectors, back nuts, deminishing pieces caps, plugs and union etc) complete all as specified and directed. NOTE: - OLD STEEL WATER TUBING OBTAINED FROM DISMANTLING SHALL BE USED UNDER THIS ITEM.

Fixing only 20 mm bore old steel water tubing and connection in new or old position to wall and ceiling or laid in floors jointing and testing of old retrieved serviceable galvanized mild steel water tubing with and including all fitting (such as bends, elbows, tees, short pieces, connectors, back nuts, deminishing pieces caps, plugs and union etc) complete all as specified and directed. NOTE: - OLD STEEL WATER TUBING OBTAINED FROM DISMANTLING SHALL BE USED UNDER THIS ITEM.

S&F 15mm nominal bore of pipe in walls, and ceiling or laid in floors, jointing and testing galvanised mild steel water tubing “medium grade” with and including all fitting (such as bends, elbows, tees, short pieces connectors, back nuts, diminishing pieces, capas, plugs and union etc) complete all as specified and directed.

S&F 20 mm nominal bore of pipe in walls, and ceiling or laid in floors, jointing and testing galvanised mild steel water tubing “medium grade” with and including all fitting (such as bends, elbows, tees, short pieces connectors, back nuts, diminishing pieces, capas, plugs and union etc) complete all as specified and directed.

S & F of 20 mm dia ball valves, high pressure of PTMT with epoxy coated aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 15mm-142gms/ 2 0 m m - 2 1 0 g m s . / 25mm-455gms/ 40mm - 690 gms) complete all as specified and directed.

S & F in repair 25 mm dia ball valves, high pressure of PTMT with epoxy coated aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 15mm-142gms/ 2 0 m m - 450 g m s . / 25mm-455gms/ 40mm - 690 gms) complete all as specified and directed.

S & F in repair 20 mm bore gunmetal globe or gate valve, with iron wheel head, screwed both ends for iron pipe complete all as specified and directed.

S & F of 110 mm bore PVC (SWR) pipe single socketed, in any length with rubber ring joint fixed to wall /floor complete all as specified and directed.

S & F of 110 mm bore PVC (SWR) bend any radius complete all as specified and directed.

S & F of 110 mm bore PVC (SWR) Slotted vent cowl complete all as specified and directed

S & F of 75 mm bore PVC (SWR) pipe single socketed, in any length with rubber ring joint fixed to wall complete all as specified and directed.

S & F of 110 mm bore PVC (SWR) bend any radius complete all as specified and directed.

S & F of 75 mm bore PVC (SWR) junction single, (Single ‘T’) equal or unequal complete all as specified and directed

Material & Labour for RCC chajja/fascia/parapet repair by using following steps :- (a) Removal of existing concrete along with loose damaged and cracked concrete/cover concrete from chajjas etc, exposing corroded steel reinforcements upto a depth of 10mm minimum behind the reinforcement by chipping/hacking with chisel and hammer or by mechanical means like chisel hammer, pneumatic chippers including high pressure water jetting to chipped concrete and reinforcement all as directed by Engineer-in-charge. Hard concrete shall not be removed. However if the rebar is corroded, concrete around it shall be removed. (b) Cleaning the surface of reinforcement bars from dust by using wire brushes and dry cloth and applying FOSROC Rebakleens RR- Rust Remover or equivalent using small brush and allow to react it for 16-24 hrs. (c) Providing and applying two coats of Fosroc Nitozinc Primer - two component, zinc rich epoxy, anti-corrosive protective coating or equivalent by brushes to the exposed and cleaned rebars with an interval of 45minutes to 1 hour @ 40microns DFT / coat and allowed to completely dry for 24 hours all as directed by Engr-in-Charge.

(d) Cleaning the concrete surface thoroughly once again using wire brush and applying one liberal coat of Fosroc Nitobond EP- two component Epoxy bonding agent or equivalent to the parent concrete with brush. (e) Providing and applying 50 mm thick Renderoc SP 40 - or equivalent Polymer modified single component, alkaline resistant fibre reinforced, thixotropic, cementitious patch repair mortar after mixing of Renderoc SP 40 or equivalent with recommended qty. of water using slow speed drill fitted with mixing paddle and then applying the same to prepared surface and finishing the same with trowel carefully compacting the same around the rebars and finishing to bring it in line with existing concrete surface all as directed by Engr-in-Charge. Note : Item rate is inclusive of all materials, labour, tools and plants, scaffolding and transportation etc. complete as per specifications and as directed by Engr-in-Charge

Complete removal of the existing roof treatment of any description viz tarfelt or membrance surface of roof tiles/concrete padding etc including grubbing up of tree roots, removing all the debris to a distance n exc 100m for roof treatment work, preparation of the concrete roof surfaces by scrubbing down with steel brushes and cleaning with water all loose dirt/dust and applying the following Roof Treatment complete all as specified & directed :- (a) Applying 1st course of 15mm thick screed bed in cement mortar 1:4 over concrete surfaces. (b) Applying 2nd course of bitumenous primer conforming to IS-3384 @ 0.4 Kg/Sqm over the screed bed. (c) Applying 3rd coarse of a coat of blown type bitumen of grade 85/25 heating to a working temperature of 180° C and applied @ 1.2 Kg/Sqm. (d) Applying 4th course of APP (Atactic Polypropylene) modified polymeric membrane 3 mm thick weight not less than 3.6 Kg/Sqm with 160 Grams/Sqm non woven polyster made at centre core reinforced laid with 75 mm side overlap and 100 mm overlap. The membrane has to be laid with LPG torch and overlap sealed and finished neat. (e) Applying 5th course of a coat of bonding material with blown type bitumen of grade 85/25 heating to a working temperature of 180° C and applied @ 1.2 Kg/Sqm. (f) Applying a coat of bitumious based aluminium

Balwant kumar and bros

M/s Des Raj and Sons

M/S SUDAGAR MAL

GENESIS INDIA

M/S VED PAUL MAHAJAN

M/S Vishwakarma Builders

M/S SUBASH CHANDER AND SONS

M/s K.S. Constructions

KAMAL CONSTRUCTION