therefore had or had not been recorded as having been spent on the extra work. To the amount of labour and supervision agreed on may be added to the proper percentages of the amount paid for Workmen's Compensation, Vacation Pay, Unemployment Insurance and the Firm's Contribution to Pension Plan. Payment will be made on such itemized bills of cost to the contractor plus 15% of that bill.
- d. Materials
The charge for materials will be based on itemized invoices of costs of materials purchased by the Contractor for the extra work, plus 15%, or for the cost of material from the Contractor's stock based on the current price of the materials, plus 15% to cover administration, overhead and profit. The material so charged becomes the property of the Corporation. - e. Equipment
- The charges for equipment used by the Contractor shall be based on the O.P.S.S. 127 Rates. Rental rates include depreciation, interest, taxes, insurance, repairs, maintenance, supplies, fuel, lubricants, supervision, overhead and profit. No charge is to be made for office expenses, office supplies or stationary, bookkeeping, financing, or any other overhead accounts. Rental rates other than O.P.S.S. rates must be approved by the Engineer.
- The charges for equipment used by the Contractor will be made on the actual number of hours on which the equipment is actively engaged in the extra work. If a unit of equipment is not performing its normal function for a period of time exceeding one hour, it will be on standby time from the time it ceased performing its normal function, provided that the unit of equipment is fully operable and cannot practically be used on other work but must remain on the site in order to continue with its assigned task. This time, together with actual working time will only be paid up to the period of time which constitutes one working day. Payment, if any, for additional gaps must be negotiated and approved by the Engineer. The City will pay the operator or operating crew on an hourly rate for the length of standby, plus 25% of the scheduled equipment rental rate for the machine while standing by.
- The charges for equipment used by the Contractor shall be based on the O.P.S.S. 127 Rates. Rental rates include depreciation, interest, taxes, insurance, repairs, maintenance, supplies, fuel, lubricants, supervision, overhead and profit. No charge is to be made for office expenses, office supplies or stationary, bookkeeping, financing, or any other overhead accounts. Rental rates other than O.P.S.S. rates must be approved by the Engineer.