Question: General Foundrys project crashing data are shown below. Develop a project network for this problem using AON. Crash this project to 13 weeks using CPM.
General Foundrys project crashing data are shown below. Develop a project network for this problem using AON. Crash this project to 13 weeks using CPM.
- Determine the ES, EF, LS, LF, and slack time for each activity. Also determine the total project completion time and the critical path(s).
- What is the final time for each activity after crashing?
- What is the crash cost per week per activity and the total cost of crashing?
PLS USE EXCEL TO SOLVE
| TIME (WEEKS) | COST ($) | ||||
| ACTIVITY | IMMEDIATE PREDECESSORS | NORMAL | CRASH | NORMAL | CRASH |
| A | 2 | 1 | 22,000 | 23,000 | |
| B | 3 | 1 | 30,000 | 34,000 | |
| C | A | 2 | 1 | 26,000 | 27,000 |
| D | B | 3 | 2 | 48,000 | 49,000 |
| E | C | 4 | 2 | 56,000 | 58,000 |
| F | C | 3 | 2 | 30,000 | 30,500 |
| G | D, E | 5 | 2 | 80,000 | 83,000 |
| H | F, G | 2 | 1 | 16,000 | 19,000 |
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