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13 Cards in this Set

  • Front
  • Back

What is a provisional sum?

Sum of money included in the contract for work by a statutory authority, work that cannot be fully defined at time of tender or work that it is not sure is required


What types of provisional sum are there? Where do you find a description?


Defined and undefined

NRM2

What section of the preliminaries lists provisional sums?

A54

Give some examples of common provisional sum items

Statutory signage
Work by statutory authorities
Additional asbestos removal

What is a defined provisional sum?

A sum included in the contract for work that has not been completely designed at time of time but for which certain specified information can be given


What is the contractor deemed to have allowed?

Made proper allowance for carrying out the work in their programme and preliminaries
This means that they are not entitled to an EOT or extra prelims for carrying out the work, whatever the delay or cost of doing so to the contractor

What if the actual work does not closely resemble the provisional sum?

If the description is not accurate it has to be amended
This will be treated as a variation
This will entitle the contractor to an EOT and extra preliminaries if appropriate


What is an undefined provisional sum?

A sum included for work for which there is minimal or no information at time of tender

What is the contractor deemed to have allowed?

Not allowed for anything
Not made proper allowance in programme or preliminaries for carrying out the works


How can a provisional sum be expended?

The architect has to issue an AI for its expenditure

How are they valued?

The same way as a variation i.e. agreement between employer and contractor, a schedule 2 quotation or by the QS under the Valuation Rules


How are provisional sums dealt with in the final account?


The provisional sums included in the contract are deducted and the actual amount substituted


What are the risks associated with provisional sums?

That the actual cost and time exceeds that allowed for in the provisional sum because the nature of the item changes between tender and instruction