[Cost Expert] What percentage is typically allocated for MEP provisional sums?
Cost estimationUpdated 2026-04-27
Typically, a provisional sum of 5%–10% of the total MEP cost is set aside to cover unforeseen expenses such as design changes, material price fluctuations, and acceleration costs.…
[Cost Expert] What percentage is typically allocated for MEP provisional sums?
Typically, a provisional sum of 5%–10% of the total MEP cost is set aside to cover unforeseen expenses such as design changes, material price fluctuations, and acceleration costs. Given the complexity of high-end hotel systems, a minimum of 10% is recommended.
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