Unit Method

• it is the approximate estimate based on te number of persons or units of accommodation that the building is to house . 
• Seeks to allocate a cost to each accommodation unit of the particular building , be it persons ,seats , beds , car spaces and etc . 
• The total estimated cost of the proposed building is determined b multiplying the total number of unit accommodated in the building by the unite rate . 
• The unit rate is obtained by analaysis of the unit cost of a number of completed buildings of the same type , making allowance for differences of cost that have arisen and variations in site conditions , design , form of construction and materials ,. 
• The method as a great merit of speed of application 
• The major disadvantage is lack of precision , difficulty of making allowance for a whole range of factors , from shape and size of building to constructional methods , materials , finishes and fittings . 
• It is at best for budgertary estimating . 
• The following unit rates are given as a general illustration of the aplication of the method to a specific building . 

- Hospital ward   RM 1,500000 per bed 

- Multi - storey carpark   - RM 20,0000 car space 

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