Question
Estimate the total cost and the unit rate per m2 in preparing and applying 1 coat primer, 2 coats undercoat and 1 finishing coat to
Estimate the total cost and the unit rate per m2 in preparing and applying 1 coat primer, 2 coats undercoat and 1 finishing coat to 40m2 of metallic surface.
Estimating Data:
Paint Data:
Different types of paint covering capacities per 100m2 for different surfaces and cost of paint are as follo
PAINT MATERIALS | COST/BUCKET (10 LITRE) RM | SURFACE | LITRES PER 100M2 |
Primer | 95.00 | Wood | 8.00 |
Metal | 6.50 | ||
Plaster | 8.30 | ||
Undercoat | 120.00 | wood | 7.20 |
Metal | 7.20 | ||
Plaster | 7.20 | ||
Final | 180.00 | Wood | 8.30 |
Metal | 8.30 | ||
Plaster | 8.30 |
Allow 10% wastage for all works.
Labour Data:
Painter output data are as follows:
Paint Meterial | Surface | Hour per 100m2 |
Wood | 5.80 | |
Metal | 5.00 | |
Plaster | 6.60 | |
Undercoat | Wood | 5.00 |
Metal | 4.70 | |
Plaster | 5.80 | |
Final | Wood | 4.50 |
Metal | 4.50 | |
Plaster | 4.50 |
Daily rate for painter is RM80/day (8hrs/day).
Tools Cost:
Allow 20% of the material cost for paint brush, accessories and other small tools.
Tendering Factor:
Allow 10% of the total cost for profit and overhead.
No scaffolding is required.
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