SPL REPAIR TO BLDG NO 59/01 TO 08 (OR MD ACCN) AT WAC LINES OF 60 PARA FD HOSP UNDER GE (WEST) AGRA

Removing existing water proofing treatment of any description from roof upto mother slabs, cleaning the surface using wire brushes etc, roughening the concrete surfaces picking, sweeping clean and washing down with water to remove dust etc and brushing neat cement slurry with 3.00 kg of cement per Sqm (Where PCC padding is to be provided) complete all as specified.

M & L for preparation of old roof surfaces by brooming and watering, cleaning all dust particles and providing PCC (1:2:4) type B-0, (using 12.5 mm graded crushed stone aggregate) with and including water proofing compound @ 3% by weight of cement or as per manufacturer instruction as in paddding/ levelling course of average thickness not exceeding 25mm complete all as specified and as directed.

M&L for water proofing treatment of roof by applying priming coat of epoxy primer with resin and harder in 1:3 ratio with water dilution as per manufacturer instructions, applying two coats of fiber Reinforced Elastomeric Liquid fiber applied water proofing membrane formulated with select elastomeric and resilient acrylic polymers and reinforcing synthetic fibers liquid applied membrane with consumption of 0.93sqm/ltr (each coat). Second coat should be applied once 1st coat becomes dry completely all as specified and directed. Ponding test of the roof surface will be done for 48 hours before and after the roof treatment process to identify the leakage and seepage from the roof surface complete all as specified and directed. Note (a) The work under item 03 shall be carried out by the authorised applicator of Manufacturer by using modern techniques. The contractor shall also furnish warrantly of quality, finish work and effectiveness of waterproofing treatment under this item for a period of 7 years from the date of completion along with manufacturer warrantly of material for the same period. (b) From the taking down, preparation of the surface, Eng-in-Charge shall approv each and every stage before applying finishing coats.

Taking down cement or cement lime plaster of any discription on bricks or stone walls/ceiling etc including racking out joints, hacking for key, scrubbing down with water and including M&L for 10 to 12 mm thick smart care ready mix repair plaster with high quality polymer additive and well graded sand and fillers which can be used for plastering ( as per manufacturer instruction ) over interior surface of wall including M&L for preparation of newly plastered surfaces of wall and applying two coats of oil bound distemper over and including a coat of primer and two or more coat wall care putty to obtain smooth surface complete all as specified and directed by Engr -In-Charge.

Taking down cement or cement lime plaster of any discription on bricks or stone walls/ceiling etc including racking out joints, hacking for key, scrubbing down with water and including M&L for 10 to 12 mm thick smart care ready mix repair plaster with high quality polymer additive and well graded sand and fillers which can be used for plastering ( as per manufacturer instruction ) over exterior surface of wall M&L for preparation of newly plastered surfaces of walls and applying two coats of exterior emulsion paint over and including a coat of primer and two or more coat weather proof wall care putty to achieve smooth and even surface complete all as specified and directed by Engr -In-Charge.

M & L for complete removal of existing treatment of old plastered or unplastered surfaces of walls and applying two coats of oil bound distemper over and including a coat primer and two or more coat wall care putty to achieve smooth finish complete all as specified and directed by Engr-in-Charge.

M & L Washed stone grit plaster on exterior walls in two layers, under layer 12mm cement plaster 1:4 (1 cement: 4 coarse sand ) furrowing the under layer with scratching tool, applying cement slurry on the under layer @ 3 Kg of cement per square metre, top layer 15mm cement plaster 1:1/2:2 (1 cement: 1/2 coarse sand : 2 stone chipping 10mm nominal size) in panels with groove all around as per approved pattern including scrubbing and washing, the top layer with brushes and water to expose the stone chippings .complete all as specified (Payment for providing grooves shall be made separately).

M&L for forming groove of uniform size 15mm wide and 15mm deep in the top layer of washed stone grit plaster as per approved pattern using wooden battens, nailed to the under layer including removal of wooden battens, repair to the edges of panels and finishing the groove complete as per specifications and direction of the Engineer-in-charge

M&L gunniting to RCC works in column, beams, chhajja, slabs, landing, balconies etc by removing loose concrete including plaster cleaning of surfaces with wire brushes and applying epoxy, paint anti corrosive coating of minimum 40-50microns thick to rusted steel reinforcement after removing/ cleaning all rust by sand / grit blasting and supply and fixing welded steel wire mesh 75 mm x 75 mm with 3 mm dia steel wire as facies/drops and similar works etc and expoxy based or other equivalent suitable bonding against treatment to be carried out on old concrete surface with Sikadur 32 of Sika. Nito bond EP of fosroc or equivalent (as per manufacturers instruction) to bond old and new concrete mixing @ 2% by weight of cement polycrete and providing gunniting with a minimum pressure of 2.5Kg /sqcm and applying 25mm thick layers of gunniting in cement mortar (1:2) using ordinary port land cement of 43 grade over wherever required complete all as specified. Note:- (i) After placing the additionnal reinforcement all concrete surface shall be throughly scrubbing with brushed washed with water and allow dry and plaster complete all as specified. (ii) Work to be carried out as in patches as directed (iii) Rate for scaffolding ,15mm thick plaster in CM 1:4 and TMT bars (where applicable) deemed to be included in quoated rate. (iv) preparation of surface and applying two coat of OBD/exterior emulsion with one coat of primer over 1mm thick wall care putty,deemed to be included in this item. (v) work to be carried out upto 12 m height

M&L for brick work with sub class ‘B’ bricks old size, straight or curved on plan exc 6 M mean radius, built in CM 1:6 including demolition of brick work or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars etc but excluding ashlar ficings, dressed stone work and pre-cast concrete articles complete all as specified and directed by Engr-In-Charge.