1-What is difference between Billings and Q.S...?? 2-What is Role of Q.S....??? 3-What is prime approval...??? 4-Variation Procedure...??? 5-What is mean of Escalation and Price adjustment....??? And many others questions

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Answers to questions related to Quantity Supervisor role and responsibilities.

Billings refer to the invoices raised by the contractor for the work done, while QS is responsible for cost estimation, budgeting, and cost control.
The role of QS includes cost estimation, budgeting, cost control, tendering, contract administration, and project management.
Prime approval is the approval given by the client or the consultant for the contractor's submittals such as shop drawings, material submittals, and method statements.
Variation procedure is the process of documenting and approving changes in the scope of work, design, or specifications during the construction phase.
Escalation refers to the increase in the cost of materials, labor, and equipment over time, while price adjustment is the change in the contract price due to changes in market conditions or inflation.