Paragraph 18 I1

In exercising any right of access over any of the Wilton Site Roads, the undertaker must pay to the owner the reasonable expenses incurred by the owner in operating, repairing, maintaining, renewing, inspecting and replacing the Wilton Site Road together with any perimeter gatehouses and other security serving the Wilton Complex having regard to user, within a reasonable time of being notified by the owner that it has incurred such expenses.