SMART INTERNAL AND EXTERNAL PERIODICAL SERVICES ALONGWITH CONNECTED B/R REPAIRS WORKS AT OTM ACCN OF 16 KUMAON AND 18 JAK RIF UNDER AGE B/R-II OF GE (SOUTH) DELHI CANTT-10

M&L for 15 mm thick rendering in water resistant readymix cement mortar on fair faces and other than fair faces of brick work or concrete surfaces of walls, finished even and fair complete all as specified and as directed. Note :- Contractor shall be bounded to carryout repair / maint upto G+1 storey building and the rate shall be deemed including scafolding / double scafolding, safety equipments and misc accessories.

M&L for rendeing 5 mm thick with ready mix plaster on ceiling surfaces finished even and smooth without using extra cement including taking down existing cement plaster and scaffolding arrangement to carry out the work complete all as specified and as directed.

M &L for providing and applying a bond coat of Latex:Water:cement - 1:4:6 consumption @100gm/sqm on the brick wall surface by brush as per manufacturer's recommendations including curing complete all as specified and as directed.

Expose the first joint of masonry structure at ground level horizontally. The plaster must be knocked off at least 50 cm beyond the visibly penetrated area. Damaged mortar joints are to be scraped out to a depth of approximately 2-3 cm. Drilling Holes : Drilling holes 10mm diameter in masonary structure along the side of the joint as per manufacturer's instructions so as to cross the brick/ block at the intervals spacing of 15-30cm depending on extent of rising dampness as per recommendation of engineer in charge. Cleaning of holes : Clean the holes by air blower prior to fixing nozzles. Install latex polymer packer injection packers 9.8mm diameter, 10cm long in the holes and tighten. Fix the packer securely using sealent. Cutting of Packers : Cut the packers after completion of grouting without damaging structural elements.

Supply and apply of a 3 part, very low viscous, elastic polyacrylic injection resin with a versatile and adjustable reaction time having Mixed viscosity : 3-11 M.pa.s at +20 Deg C, Reaction time : adjustable according to ambient temperatrure and execution requirement between 8-50 mins, pH – 9-10, tested as per Wissbau No. 2002-094-(1A) – Function test with re-injectible hose system. The holes should be drilled until a depth of approx 5 cm (for a 6cm thick wall) before the end of the wall is reached. Pump injcection of polymer resin compound at >20 bar into or behind fissures or into masonry joint which are allowing water to infiltrate into unwanted areas. If voids in masonry being injected contain insufficient moisture to activate the grout inject a small amount of water prior to injecting the grout. When movement stops or polymer compound appears at the packer move to the next packer and inject. If the dampness is heavy, inject similarly at next joint line complete all as specified and as directed.

M&L for preparation of newly plastered surfaces of wall/ceiling sufraces and applying two coats of super quality weather proof exterior emulsion paint over a coat of primer and 1mm thick waterproof cement based putty using Airless spray technology with max working pressure of 3300 PSI and capable of operating single spray gun with a max material hose length of 30 Mtr the spray machine should be of reputed manufacturer with pro guard technology and capability of tracking pressure and paint usage and certified by pain manufacturer and as mentioned in PS and accessories for applying paint should be able to spray in hard to reach areas and penetration of paint on the surface complete all as specified and as directed.

M&L for preparation of newly plastered surfaces of wall/ceiling sufraces and applying two coats of oil bound distemper on wall/ceiling surfaces over a coat of primer and 1mm thick cement based putty using Airless spray technology with max working pressure of 3300 PSI and capable of operating single spray gun with a max material hose length of 30 Mtr the spray machine should be of reputed manufacturer with pro guard technology and capability of tracking pressure and paint usage and certified by pain manufacturer and as mentioned in PS and accessories for applying paint should be able to spray in hard to reach areas and penetration of paint on the surface complete all as specified and as directed.

M&L for complete removal of existing treatment under (OBD/Oil paint/ white wash etc) by scrapping with mechanical wall sander on wall/ceiling (having mechanical vacuum mechanism) having RPM not less than1500, sending pad of 80 grit having dia of 7"/9" to make the surface free from dust, loose paint , removal of nails etc and filling cracks/ holes and windows /doors jams by putty & repairs in good shape by skilled labour complete all as specified and as directed.

M&L for waterproof cement based putty @ 1Kg (undiluted) per square meter of average thickness 1-2 mm there after a coat of primer over wall /ceiling surcafes to make the surface free from dust etc, by skilled labor as per following steps :- Step 1 :- Mix the putty powder by adding water as per manufacturer instructions and mix it with wall mixture with the mixing capacity of minimum 2.5 kg putty per minute Step 2 :- Applying the first coat of prepared mixture over a coat of primer.with the help of fully automatic airless spray machine of putty application having flow speed of maximum 6 liters per minute with a maximum pressure of 3300 PSI. Step 3 :- Allow 6-8 Hrs time to dry the putty surface.

M&L for applying two coats of oil bound distemper on wall/ceiling surfaces using Airless spray technology with max working pressure of 3300 PSI and capable of operating single spray gun with a max material hose length of 30 Mtr the spray machine should be of reputed manufacturer with pro guard technology and capability of tracking pressure and paint usage and certified by pain manufacturer and as mentioned in PS and accessories for applying paint should be able to spray in hard to reach areas and penetration of paint on the surface complete all as specified and as directed.