SPECIAL REPAIRS TO ROOF TREATMENT IN BLOCK NO D-1 TO D-4, D-7, D-9 AND D-11 (7 BLOCKS) MARRIED OFFICERS ACCN AT DRDO TOWNSHIP, KANCHANBAGH, HYDERABAD

Amount

Dismantling of old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead.

Demolishing RCC work manually by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer in charge.

Disconnecting damaged overhead/terrace PVC water storage tank of any size from water supply line and removing from the terrace including shifting at ground level as per direction of Engineer-in-charge

Rendering 15mm thick in cement mortar CM 1:4 on external wall surfaces in two layers (First coat 10mm thick and second coat 5 mm thick) including mixing of water proofing compουnd @ 2% by weight of cement only on top layer of plaster, finished even and smooth (WIPC will be measured and paid separately)

M&L 6mm thick cement plaster 1:3 (1 cement :3 fine sand) on ceiling surface finished with a floating coat of neat cement and thick coat of lime wash on top of celling when dry for bearing of RCC slabs and beams.

Taking down existing roof treatment of any position with bituminous felt including plaster loose concrete upto mother slab and removing rubbish to a distance exceeding 100 mtr and not exc 250 mtrs and roughing the surface of old concrete by picking, scraping, cleaning and washing down with water, hacking of cement concrete roof flooring to remove all dust all as specified and directed

M&L Cement concrete 1:2:4 (1 cement :2 coarse sand :4 Graded stone aggregate 12.5mm nominal size) in pavements, roof padding laid in required slope and camber in panels as required including consolidation finishing and tamping complete

M&L for rendering 12 mm in CM 1:4 over concrete surfaces on RCC roof slab and parapets mixed with WPC 3% by weight of cement shall be carried out complete all as specified and directed by Engr-in-Charge (Note: Integral WPC will be measured under separate item of this schedule).

Supply only integral water proofing compound,

Providing and applying brush applied water based PU dispersed polymer modified elastomric liquid membrane, Shali Urethane BTD White Colour with Zero VOC to form the membrane in-situ at site with 3 layers of monolithic, seam less finish having > 500% elongation. The first layer is to be apply primer Shali prime BTD @200 Gms per sqm and shall act as the prime coat to fill in the cavities. This can be brush or roller applied. For spray application, using any airless spray system with recommended nozzle size at 30:1 at 2 bar pressure. Providing and applying the 2nd coat 1 kg per sqm using the soft brush, roller or Spray system with the Recommended nozzle size on to the primed surface Providing and applying 45 Gsm Fibre cloth over the Ist coat, when substrate till the coat is tacky. Providing and applying 3rd coat 1 kg per sqm to finish the application for a thickness of 1.2 mm membrane formed in place. The second coat should be applied perpendicular to the first coat for cross linkage and complete as per the specification

Disposal of building rubbish/malba/similar unserviceable, dismantled or waste materials by mechanical means, including loading transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes 15 mm nominal dia, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge and Dismantling 15 to 40 mm dia G.1, pipe including stacking of dismantled pipes (within 50 metres lead) as per direction of Engineer-in-Charge

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes 20 mm nominal dia having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. Exposed on wall This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge and Dismantling 15 to 40 mm dia G.I pipe including stacking of dismantled pipes (within 50 metres lead) as per direction of Engineer -in-Charge

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints, fixing of wall clamping all complete as per direction of Engineer in Charge External work 25 mm nominal dia Pipes

Providing and placing on terrace (at all floor levels) polyethylene water storage tank. IS 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet. outlet and overflow pipes but without fittings and the base support for tank

Providing and fixing 20 mm nominal bore. 120 mm long, weighing not less than 198 gms PTMT Ball cock of approved quality, colour and make complete with Epoxy coated aluminium rod with LP/H.PH.D. plastic ball

Providing and fixing 20 mm nominal bore gun metal gate valve with CI. wheel of approved quality (screwed end)

M&L Finishing wall New work (Two or more coats applied 1.43 litre/ 10 Sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 Sqm with 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

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work using coarse aggregate and fine aggregate derived from natural sources. Portland Pozzolanna/Ordinary Portland/portland slag cement admixtures in recommended proportions as per IS 9103 to accelerate / retard setting of concrete to improve durability and workability without impairing strength including pumping of concrete to site of laying, curing, carriage for all leads, but excluding the cost of centering, shuttering. finishing and reinforcement as per direction of the engr-in-Charge for the following grades of concrete all works above plinth level upto floor V level (i) Concrete of M-25 grade with minimum cement content of 330 Kg/Cum for beam, lintel, Slabs.

M&L Centering and shuttering including strutting, propping etc and removal of form work for (ii) Suspended floors, roof, landing, balconies and access platforms upto floor V level

M&L Steel reinforcement for RCC work ready to use "cut and bend" rebars of approved make from factory/workshop to construction site including placing in position and binding all complete above plinth level. (i) Thermo/Mechanically Treated bars of grade Fe-500D or more

Demolishing brick work in cement mortar manually/by mechanical means including stacking of serviceable materials and disposal of unserviceable materials within 50 meter leads as per direction of engr-in-Charge

M&L brick work with common burnt clay FPS (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in cement mortar 1:4 complete

M&L for cement concrete tiles 25cmx25cmx22mm thick machine pressed set jointed and pointed in neat cement slurry in roofs with white cement and pigment and cut polished complete on 15mm thick bed of cement morter 1:4 as per specification and directed by the Engineer-in-charge

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes 150 mm bore conforming to IS 13592 Type A including jointing with seal ring, conforming to IS 5382, leaving 10 mm gap for thermal expansion including clamping arrangement to the wall (i) Single socketed pipes

Supply & Fixing PVC Bend 150 mm bore

Supply & Fixing PVC Shoe 150 mm bore

Dismantling 150mm dia PVC or asbestos rain water pipe with fittings and clamps including stacking the material within 50 metres lead

M/S DIVIJA BUILDERS (BID ID -3315017)

CSR CONSTRUCTIONS (BID ID -3315295)

Anjana corporation (BID ID -3315217)

M/S GDR CONSTRUCTIONS (BID ID -3315059)

PVRCS ENGINEERS (BID ID -3315067)

SRI SAI ENTERPRISES (BID ID -3314982)

SUN LIGHT HOUSE (BID ID -3315370)

KIRAN CONSTRUCTIONS (BID ID -3315082)

UNITY ENGINEERING TRADERS (BID ID -3315310)