The QuickBuild Construction Company is building a house in the suburb of Oxford, AL. They have the following list of activities, precedence, and (very optimistic, almost fixed) durations for the project.
| Activity |
Predecessors |
Duration (days) |
| a. Excavation |
- |
5 |
| b. Pour Foundation |
A |
2 |
| c. Outside Plumbing |
A |
12 |
| d. Framing |
- |
3 |
| e. Wiring |
B |
5 |
| f. Roofing |
D |
1 |
| g. Brickwork |
B |
7 |
| h. Cover Walls |
C,E |
2 |
| i. Exterior Finishing |
G,F |
10 |
| j. Landscapign |
H,I |
6 |
What is the slack time (in days) associated with any and all non-critical paths through the project?
If activity C were delayed by two time units, what would happen to the entire project duration? Explain. (Show all work with calculation for ES, EF, LS and LF).