Provisional Sum (PS)
In a tender, the provisional sum can be placed due to lack of details of drawings and undefined work at the tender stage where tenderers unable to quote. The provisional sum is decided by the consultant or client's representative with a nominated subcontractor to carry out the work. The contract amount of provisional sum can be adjusted accordingly under engineer's guidelines.
Prime Cost (PC)
Prime cost is when we are pricing a tender, there can be items that have the brand or specification not defined or are the range of material prices which varies with the design and brand. Therefore to complete the tender we use to include the prime cost for those materials that can not be exceeded the price mention mentioning the brand and specification assumed. If the client wishes to exceed the amount given or change the design, he has to pay the increment cost per each unit. Therefore consultant should decide the prime cost of those items are not the minimum price available in the market so client & architect can decide a better material for the above work.
Variation
The term 'variation' as used in these conditions, means the alteration or modification of design, quality or quantity of the work as shown upon the contract drawings and described by or referred to in the specification and includes the additions, omissions or substitution of works.
The price in the contract schedule or rates mentioned in of these conditions shall determine the valuation of all variation as instructed by the consultant in accordance with the contract. All variation authorized in terms of the contract by the consultant shall be priced by the contractor with the rates given in the schedule of rates. The contractor shall indicate the additional time required for carrying out variations along with his price for additional work.
All variation shall indicate the progress of work shall be noted and checked by the consultant and evaluated only with the contractor's final bill.
Therefore, the contractor before making any variation from contract drawings or specification necessitated by compliance with by law shall give to the consultant a written notice specifying and giving the reason for such variation and apply for instruction in reference thereto. If the contractor within seven working days of having applied for the same does not receive such instruction, he shall proceed with the work confirming to the new provision, regulation or by-law in question and any variation thereby necessitated shall deemed to be a variation.
Claim
The Claim is that the contractor requested by the client to claim time extension or loss of profit and similar situations due to the negligence of work from clients party. The Contractor should inform it to the client in advance by submitting why and how not less than 28 days.
In a tender, the provisional sum can be placed due to lack of details of drawings and undefined work at the tender stage where tenderers unable to quote. The provisional sum is decided by the consultant or client's representative with a nominated subcontractor to carry out the work. The contract amount of provisional sum can be adjusted accordingly under engineer's guidelines.
Prime Cost (PC)
Prime cost is when we are pricing a tender, there can be items that have the brand or specification not defined or are the range of material prices which varies with the design and brand. Therefore to complete the tender we use to include the prime cost for those materials that can not be exceeded the price mention mentioning the brand and specification assumed. If the client wishes to exceed the amount given or change the design, he has to pay the increment cost per each unit. Therefore consultant should decide the prime cost of those items are not the minimum price available in the market so client & architect can decide a better material for the above work.
Variation
The term 'variation' as used in these conditions, means the alteration or modification of design, quality or quantity of the work as shown upon the contract drawings and described by or referred to in the specification and includes the additions, omissions or substitution of works.
The price in the contract schedule or rates mentioned in of these conditions shall determine the valuation of all variation as instructed by the consultant in accordance with the contract. All variation authorized in terms of the contract by the consultant shall be priced by the contractor with the rates given in the schedule of rates. The contractor shall indicate the additional time required for carrying out variations along with his price for additional work.
All variation shall indicate the progress of work shall be noted and checked by the consultant and evaluated only with the contractor's final bill.
Therefore, the contractor before making any variation from contract drawings or specification necessitated by compliance with by law shall give to the consultant a written notice specifying and giving the reason for such variation and apply for instruction in reference thereto. If the contractor within seven working days of having applied for the same does not receive such instruction, he shall proceed with the work confirming to the new provision, regulation or by-law in question and any variation thereby necessitated shall deemed to be a variation.
Claim
The Claim is that the contractor requested by the client to claim time extension or loss of profit and similar situations due to the negligence of work from clients party. The Contractor should inform it to the client in advance by submitting why and how not less than 28 days.
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