Quantitication And Costing (of Construction Works)

Question 1

What is a prime cost sum?

Answer 1

An item included in the contract where the specification has not been decided at contract stage

An example might be small power sockets where the client may not have decided the finish

Question 2

What are daywork allowances?

Answer 2

Monetary allowances for the cost of labour, plant and material + uplifts

For work where the quantity and specification is unknown

Question 3

What is a provisional sum?

Answer 3

A sum included in the contract for works which have yet to be fully described

Question 4

What is the difference between a defined and undefined provisional sum?

Answer 4

• Defined provisional sum can be partially described (quantity, methodology or sequence) and programmed
• Undefined provisional sum cannot be described or programmed and is subject to preliminaries