Cost component 11 in the SSCC would cover all the specific items listed in cost component 1 in the Schedule of Cost Components. So it is worthwhile using the SCC cost components to build up your people costs.
In regard to the future contract, the Parties to the contract could by agreement change the contract to allow for the use of stated rates for different grades of people.
This is no pure Nec as the principle is that you do not use rates or prices stated at tender but use the actual Defined Cost to the Contractor for the compensation event.
The idea being that a Contractor should be no better nor worse off for a compensation event (an Employer's risk event) occurring.
In regard to the future contract, the Parties to the contract could by agreement change the contract to allow for the use of stated rates for different grades of people.
This is no pure Nec as the principle is that you do not use rates or prices stated at tender but use the actual Defined Cost to the Contractor for the compensation event.
The idea being that a Contractor should be no better nor worse off for a compensation event (an Employer's risk event) occurring.