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Explore how to create order from chaos in emergency management by using PERT/CPM diagrams, lists, and tools. Learn to identify and prioritize tasks, manage schedules, and implement corrective actions. Get insights on avoiding logic errors and mastering the critical path method. Enhance your management skills and optimize project outcomes with these essential techniques.
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Session 10.6. Project Management: PERT / CPM UNHCR/e-Centre/InterWorks - Emergency Management Training
Creating Order from Chaos What needs to be done? When? What to do first? Have you done everything? What comes next? InterWorks/UNHCR
6 Organigramme Management Tools • lists • diagrams • schedules • budgets • charts Gantt Chart Jan Feb Mar Apr May Jun Jul Aug assessment identify site contract survey contract water system contract food delivery purchase tents design camp layout set up logistics begin construction InterWorks/UNHCR
PERT/CPM DIAGRAMS Boxes Lines InterWorks/UNHCR
Boxes are TASKS Job InterWorks/UNHCR
Lines are RELATIONSHIPS First Job Second Job InterWorks/UNHCR
Task relationship 1 make soup find pot InterWorks/UNHCR
Task relationship 2 find pot make soup find potatoes InterWorks/UNHCR
Task relationship 3 peel potatoes find knife chop onions cut carrots InterWorks/UNHCR
Task relationship 4 find vegetables peel potatoes find knife chop onions InterWorks/UNHCR
Task relationship 5 order tents identify site start end InterWorks/UNHCR
Logic Error 1-Looping transport people identify site deploy tents calculate tent deficit InterWorks/UNHCR
Correction for looping transport people deploy tents deploy tents identify site calculate tent deficit InterWorks/UNHCR
Logic error 2 - Dangling start identify site prepare budget contract labor finish survey site InterWorks/UNHCR
Correction for Dangling start identify site prepare budget contract labor finish survey site InterWorks/UNHCR
A control loop is something else.Don’t try to include one in this type of analysis. monitor progress implement revisions revise plan compare to plan decide on correctiveaction InterWorks/UNHCR
REMEMBER! This technique is useful for things that have clear starting and ending points. Always include a start and a finish box in the diagram. A finish C start B InterWorks/UNHCR
PERT/CPM problem 1 Example G Follows U and must be completed before H can start. H U G InterWorks/UNHCR
Answer to PERT/CPM problem 1 U G H E M T P I S W K O R InterWorks/UNHCR
Task Duration Identify Site 5 how much time will it take? InterWorks/UNHCR
11 + 5 = 16 Task duration and schedule earliest start date earliest finish date 11 16 Identify Site 5 InterWorks/UNHCR
11 + 5 = 16 Looking Forward earliest start date earliest finish date 11 16 Identify Site 5 InterWorks/UNHCR
19 - 5 = 14 Looking back 11 16 Identify Site 5 14 19 latest start date latest finish date InterWorks/UNHCR
Task Chain 0 5 5 13 order tents start identify site 0 5 8 2 7 7 15 InterWorks/UNHCR
2 A B 3 0 start 10 7 C 5 D E F J end 0 12 11 2 G H 6 K 5 7 5 L M PERT/CPM Exercise 2 InterWorks/UNHCR
PERT/CPM Problem 2 Answer 0 3 3 5 A 2 B 3 24 27 27 29 0 10 10 5 29 36 0 start C 5 D 7 10 E 8 18 24 29 29 36 36 0 12 12 18 18 29 29 31 F H J 0 end 12 11 2 6 G 0 12 12 18 18 29 34 36 36 0 5 5 12 12 17 M 5 K 7 L 5 17 22 22 29 29 34 InterWorks/UNHCR
The “Critical Path” 0 3 3 5 A 2 B 3 24 27 27 29 0 10 10 5 29 36 0 start C 5 D 7 10 E 8 18 24 29 29 36 36 0 12 12 18 18 29 29 31 F H J 0 end 12 11 2 6 G 0 12 12 18 18 29 34 36 36 0 5 5 12 12 17 M 5 K 7 L 5 17 22 22 29 29 34 InterWorks/UNHCR
CONCLUSIONS As an emergency manager, you need all of the help you can get. You need good management tools The right tools must be used for the right jobs PERT/CPM is one good tool for managing and scheduling complex jobs which can be completed (not repetitious service or support jobs) InterWorks/UNHCR