Critical Path Method, or CPM, developed around the same time as PERT. Initially, this method was intended to organize large-scale industrial projects, and it is especially useful in construction ...

PERT and CPM are both methods for predicting the cost and completion time of projects. PERT is usually concerned just with the time taken, while CPM looks at cost/time tradeoffs. PERT and CPM belong ...

What makes PERT and CPM useful is that rather than a checklist of what needs to be done, they create a map with a visual flow. Both use a diagram to show the project's requirements and deadlines.