Civil role of professional inputs in small homes in India.

23 05 2008
GLENVIEW, IL - SEPTEMBER 19:  Scaffolding for ...
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1. Pre-Requisites-

a) Contractor- Availability on phone. Good labor management, flow monitoring, relay, anticipating materials week beforehand. Co-operative slab subcontractor.

b) Essentials- Give week’s commencement notice to authorities. Ensure site cleaning. Temporary Water Connection for soft soil. Electrical Connection for wood, water pump and night work. Reserve water tank. Temporary Store Raw material area & mortar platform at optimum work flow & secure place.

c) Documents- Copy of permit drawing, letter, working drawings, site order book, bill folder packet, pen, pencil, sharpener, eraser, stapler, staples, tape and 3’ plastic laminate roll, on caretaker’s responsibility.
d) Material Reqd-2000 Bks (recoverable), iron door, lock+3 keys & 4 steel sheets/angles/bolts. Flex pipe, tap, nipple & motor tanker, if no water.

2. Works till DPC Stage-

a) Excavated Volume-Stable pegs (temp bk piers+mud mortar-2′ away) confirms PL per WD.

b) Contractor marks notched CL for wall foundation(red) & column footing(white). Materials-Colors/lime/stone dust/brick dust, Peg/12mm bar & spade.

c) II Lines to CL to accommodate width of above as per WD.

d) Excavation-Use excavator for bulk & ensure safe stacking. Tarpaulin cover for rains.

e) Leveling-Define the leveling plane by mortar-lining and blue string line to relate with depth.

f) Boring small holes with bar, pesticides are poured and layer of specified sand is covered in all.

e) PCC auto-mixed is to be laid and rammed/compacted. Checked with plumb & tape.

g) On proper footing mesh (and pedestal) of steel bars, L bars are laid on columns tied by double wire. Should be vertical and cater to specified cover. Alternate laps follow.

h) Brickwork-staggered tapering on top, ensure level in brickwork. Ensure size to apply for DPC.

i) Backfill soil in specified compacted layers below top header course.

j) Pipes stacks erected before construction. Plinth beam & DPC be followed as per specification.

2. Works in Superstructure-

a) Siphon leveled and aligned joinery embedded & pest-proofed in course before brickwork is must.

b) Walls and columns should be checked in plumb line. Brick work should not have vertically continuing joint over joint.

c) Continuous curing is a must at any cost.

d) Junctions should be gripped as per detail.

e) Last course/layer is specialized.

3. Pre-Roof Laying

a) Shuttering should be placed, tied and leveled properly on compacted ground

d) It takes a week (+21 days) to lay well placed reinforcement. Ensure your shuttering fellow.

e) He should have additional planks for mortar platform at top

f) Before laying slab mesh, get checked location of electrical boxes, form work & beams.

g) The peripheral slab mesh would be cranked higher. It is never flat.

h) Ensure the specified additives to strengthen the roof.

4. Roof Slab Casting.

a) Less water and sand. General ratio should be 1:2:4.

b) Vibrator is a must everywhere in 1′.

c) Cold water for 7 days is a must.

5. Pre-Plastering-

a) Ensure all conduits & pipes in place in wall and columned tucked.

b) Ensure watering immediately before plaster.

c) Try getting done scraped rough plaster to tile bathrooms, kitchens and facades first.

d) Get all the plaster checked through professional.

6 Pre-Flooring

a) Ensure proper ramming, and leveling of floor base.

b) To avoid termites put more sand adjoining the walls etc.of

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