Critical path

0 2 2 Task 9 12 0 12 0 4 4 6 6 12 12 0 12 END Task 1 Task 6 Deliverable B 0 0 0 0 2 2 2 4 6 6 0 6 6 2 8 Start Task 2 Task 3 Deliverable A Task 7 ES DURATION EE 0 2 2 NAME Task 4 LS SLACK LE Task Duration Task ID Task Description Task Predecessors (hours) A Project start 0 B Buy materials for A A 10 C Buy materials for B A 20 D Build A B, C 30 m Build B B. C 20 Polish and finish B E 40 G Join A and B D, F 20 H Project finish G 0