Calculators · 12 tools

Working construction PM calculators

All 12 tools run in your browser. No signup, no email wall, no data leaves your device.

Project duration
49 days
Critical path
A → B → C → E → F → G → H
IDActivityDurationPredecessorsESEFLSLFFloat
03030
38380
8158150
81211153
152715270
273527350
354535450
454945490
Notes: Predecessors are comma-separated activity IDs (e.g. A,B). All relationships are finish-to-start with zero lag. Activities with zero float sit on the critical path and are highlighted.