Calculators · 12 tools
Working construction PM calculators
All 12 tools run in your browser. No signup, no email wall, no data leaves your device.
Deep tools
Multi-line tools with full workings.
Earned Value
Inline tool
CPI Calculator
Cost Performance Index — EV / AC.
CPI
0.90
Over budget
Inline tool
SPI Calculator
Schedule Performance Index — EV / PV.
SPI
0.90
Behind schedule
Inline tool
EAC Calculator
Estimate at Completion — BAC / CPI.
EAC
1,155,556
CPI = 0.87 · VAC = -155,556
Inline tool
TCPI Calculator
To-Complete Performance Index — (BAC − EV) / (BAC − AC).
TCPI
1.15
Unlikely — re-baseline candidate
Risk
Inline tool
Risk Exposure Calculator
Probability × Impact × cost-at-risk.
Risk exposure
80,000
Add to contingency reserve
Inline tool
Contingency Calculator
Risk-weighted contingency reserve from your register.
Contingency reserve
255,000
10.2% of base
Productivity
Inline tool
Productivity Calculator
Output / labour hours with target gap.
Actual rate
5.25 u/hr
Gap vs target: -12.5%
Inline tool
Resource Utilization Calculator
Productive hours / available hours × 100.
Resource utilisation
85.0%
Healthy band: 75–90%
Procurement
Inline tool
Procurement Savings Calculator
Baseline price vs negotiated price savings %.
Savings
16,000
13.3% vs baseline
Cost
Inline tool
Variation Impact Calculator
Cumulative variation impact on cost, time and margin.
Total contract
3,745,000
Scope creep: 7.0% · Indicative margin pressure: 4.9k