CWE/GGN/GT-02/2023-24 SPECIAL REPAIR TO ROOF OF CERTAIN BUILDINGS AT AFSSR UNDER GE (AF) GURGAON

Amount

Dismantling of bricks (laid flat or on edge) or brick tiles laid dry and pointed in any mortar in floors, channels, kerbs, aprons, over roof surfaces etc. in each layer complete all as specified and directed.

Demolition of mud in roofs any thickness and stripping out/ taking down old existing tarfelt from any type of roof including plaster complete all as specified and directed.

Removal of demolished materials of roof teratment to a distance exc. 250 m but not exc 500 m and deposited where directed at a level n.exc. 1.5 mtr above the starting point complete all as specified and directed.

Demolition of brick work, built in cement mortar or cement lime mortar including all quions, arches, pillars, etc. Including removing complete all as specified and directed.

Taking up or down Steel Tubing 15mm bore (dia) with Fittings/ Connections, segregating Serviceable Pipes and Fittings/ Connections and keep in Safe Custody for re-use, complete all as specified and as directed.

Taking up or down Steel Tubing 20mm bore (dia) with Fittings/ Connections, segregating Serviceable Pipes and Fittings/ Connections and keep in Safe Custody for re-use, complete all as specified and as directed.

M&L Brick Work with Sub-Class ‘B’ Bricks (Old Size Bricks), Straight or Curved on Plan exc. 6.0 Metre mean Radius, built in Cement Mortar 1:6, complete all as specified and as directed.

M&L Brick work with Sub-Class ‘B’ Bricks but except Bricks (Serviceable Bricks obtained from Item No. 1 here-in-before) after removing old Mortar, Straight or Curved on Plan exc. 6.0 Metre mean Radius, built in Cement Mortar 1:6, complete all as specified and as directed.

Taking down cement plaster including raking out joints hacking for key scrubbing down with water etc and removing rubbish complete all as specified and directed .

M&L cutting out cracks to V section in existing roofs or terracing , cleaning out , grouting with cement and sand slurry 1:3 complete all as specified and directed.

M&L for PCC 1: 2 :4 Type B-1 (using 12.5 mm graded stone aggregate) as in padding over roof slab laid to slope finished even and smooth, roof kerbs or mud stops, rounded or chamfered on edges complete all as specified and directed.

Taking down cement plaster or cement lime plaster any desription for surface preparation incl surface to be free from APP embrain incl taking down existing APP membrane, frost, surface laitance and combination and free from loose aggregate complete all as directed.

M&L for 15 mm cement plaster with CM 1:4 on roof, smooth finish for application of waterproof membrane finished even and smooth (without using extra cement) complete all as directed.

Supply only Integral Water Proofing Compound, ISI Marked, as approved, complete all as specified and as directed.

Applying one coat of approved bitumenous primer having density in the range of 0.87 to 0.89 Kg/ltr at 25 degree centigrade and viscousity of 70 to 160 cps manufactured by same manufacturer of APP Membrane complete all as specified

M&L for water proofing treatment with polymeric water proofing membrane as under :- Supply and laying five layer prefabricated Atactic polypropylene Polymer (APP) modified membrane of 3mm thick membrane (Weight not less than 3 Kg/Sqm) reinforced with 160gsm polyster non woven fabric including overlapping as per manufacturers instruction. Note : APP membrane shall be laid on primed surface by Torch application method.

M&L for Cement Concrete tiles 25cmx25cmx22 mm thick, machine pressed, set, jointed and pointed I net cement slurry in floors and cut and polished with grey cement and no pigments on roof over 15 mm, 1:4 CM screed bed complete all as specified and directed.

M&L two coat of aluminium paint over top surface of water proofing membrane etc complete all as specified and as directed

S&F 15mm bore Steel water tubing 'medium grade', galvanised with all fittings like elbow, tee, socket, bend etc and fixed to wall, ceiling or laid in floor complete all as specified and directed.

S&F 20mm bore Steel water tubing 'medium grade', galvanised with all fittings like elbow, tee, socket, bend etc and fixed to wall, ceiling or laid in floor complete all as specified and directed.

Refixing old 15 mm steel tubing and connection in new or old position (walls ceiling, floor etc) complete all as specified and directed.

Refixing old 20 mm steel tubing and connection in nnew or old position (walls ceiling, floor etc) complete all as specified and directed.

Taking down rain water pipe any size any pattern , PVC/ AC pipe including all fittings ,heads shoes, bends etc including removal to store complete all as specified and directed.

M & L for 110mm bore, PVC (SWR) pipes, single socket in any length, with rubber ring joints fixed on walls including MS clamp for holding PVC pipe complete all as specified and directed

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

M&L for preparation of old plastered or unplastered surface of ceiling including cornices etc. by brooming down or steel wire brushing, scrapping down smoke soot, moulds, moss and efflorescent salt and trading oil and greasy spots and removal of vegetation and applying two coat of white wash on old surface of ceiling complete all as specified and directed.

M&L for rendering 15 mm thick on fair faces of brick work or concrete surfaces on walls in CM 1:4. finishing even and smooth without using extra cement complete all as specified and directed. Note:- Area includes in this items upto 2 stories of building.

M&L preparing New Plastered Surfaces of Walls by applying 1.5 to 2mm Wall Putty, cutting/rubbing to obtained a Smooth Surface and applying Two Coats of Weather Coat Exterior Paint (in Camuflage/Plain pattern as ordered) with approved Tint over a coat of Primer (as per Manufacturer's instructions), complete all as specified and as directed.

M&L Rotational Moulded Polyethene Water Storage Tank 1000 Litre Capacity, Cylindrical, Vertical with Closed Top, 3 layered, hoisted and fixed in Position all as specified in MES Schedule including dismantling/ lowering down unserviceable Water Storage Tanks, complete all as specified and as directed.

M&L Rotational Moulded Polyethene Water Storage Tank 500 Litre Capacity, Cylindrical, Vertical with Closed Top, 3 layered, hoisted and fixed in Position all as specified in MES Schedule including dismantling/ lowering down unserviceable Water Storage Tanks, complete all as specified and as directed.

S&F Gun Metal Gate Valve 20mm bore (dia) with Iron Wheel Head including Flange, screwed both Ends for Iron Pipe and fixed-in-repairs, complete all as specified and as directed.

S&F Ball Valve 20mm dia (minimum Weight 210 Gram), high pressure of PTMT with epoxy coated Aluminium Rod and high density Plastic Ball, screwed for Iron Pipe and fixed-in-repairs, complete all as specified and as directed.

Disconnecting existing tanks of capacity 500 ltr and 1000 ltr setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position. (Cleaning repairing etc. measured separately).

Demolition of RCC of any description slab , facia, chajjas, sunshade chullah hoods etc and in any position including cutting reinforced as required complete all as specified and directed.

M & L for Formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200mm thick (Horizontal or sloping), for rough finished surface of concrete on flat surface complete all as specified and directed.

M&L Reinforced Cement Concrete 1:2:4 (12.5mm graded stone aggregate) as in Slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like , complete all as specified and as directed.

M&L TMT Bars 8 to 10mm dia, cut to length bent to shape required including cranking, bending spirally for hoping for Columns, hooking Ends and binding with and including Mild Steel Wire (annealed) not less than 0.9mm dia or securing with Clips, complete all as specified and as directed.

Net Contract Sum will be after deducting Sch of Credit of Rs 27,166.00

M/S mk enterprises

PAWAN KUMAR

Chaudhary Constructions

P R Constructions

shiv shanker enterprises

CUCKOO ENTERPRISES

Parveen Builders

M/s GANJOO AND CO

M/S Yamin

M/S Rohit Enterprises