Surface Preparation
- Chipping of bulged concrete to bring it for one level.
- Hacking and/or applying hack-aid over concrete surface.
- Level gauge patches @ 1.5 M to 1.60 M interval (Horizontally & Vertically) To be checked with plumb bob, string tied diagonally vertically and right angle wherever applicable.(level patches should be for 1st coat only)
1st Coat Plaster :
- Mortar for plaster should be mixed in mixer only. Measuring boxes (Farmas) should be used for measuring of sand.
- Backing coat with aluminum level Patti with respect to level gauge patches.
- Scratching or roughening the surface to get bonding with 2nd coat.
- Curing for 3 days.
2nd Coat With Water Proof Compound :
- To be done in line and level and sand faced with mortar spraying machine.
- Curing for 7 days.
- To be checked with plumb bob and string tied diagonally.
- Clear up to 1’-0” below P.L. including the area.
- Erecting Double Scaffolding / H frame Scaffolding.
- Availability of Mixer Machine only.
- Availability of mortar trays at respective floors.
- Marble sill and/or sub frame for window should be fixed before plaster.
- Concrete coping completed on parapet walls.
- Sleeve Opening should be made.
- Groove / pattas (if any) detail obtained from Architect.
- Slab closed from top in duct area as instructed.
- Fungus and dirt cleared.
- Masonry joints, if left over, to fill with cement mortar.
- Joints between top layer of Masonry and beam.
- Bottom to fill with mortar and packed with aggregate.
- To attend the imperfection on concrete surface.
- Cement of proper grading available.
- Screened and sand near mortar mixing place.
- Chicken mesh to fix at junction of Masonry and RCC.
- Wall moistened well in advance.(Tarai)
- Empty gunny bags to lay adjacent to plinth wall to collect fallen mortar.
- Plaster to start from parapet inside at 1’-0” above terrace level.
- Window opening sealed (if tiling work etc. is done inside) with Plastic etc.
