Contingency Calculator
Apply contingency buffers (5% Low, 10% Medium, 20% High risk) to cover project uncertainties and secure your target margin.
Interactive Calculator
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Risk Level
Worked Example
Tender Risk Allocation
Base Bid Amount: $250,000.00 Risk Profile: Medium (10%) Contingency Rate: 10% Contingency Amount: $25,000.00 Total Bid Price: $275,000.00 Adding a contingency buffer protects your margins against design omissions, supply price changes, and onsite delays.
Using this on a live tender?
Avoid manual measurement altogether. Send us the drawing set, and our team will prepare a standard-compliant takeoff and BOQ for you.