Draw the Critical Path Method (CPM) network diagram and highlight the critical path for activities shown in Table 1(a). Perform the CPM calculation using the forward pass and backward pass methods and complete Table 1(b). Draw a resource profile (histogram) following the scenarios below and determine how to level the resources. Give your comments on the resource profile. Only 10 labourers available at any time Only 8 labourers available, but a peak use of 10 labourers is allowed for one time (one day) only Table 1(a) / Jadual 1(a) Activity / Aktiviti Activity Description / Penerangan aktiviti IPA* Duration (Days) / Tempoh (Hari) Labour / Buruh A Excavation & foundation / Pengorekan & asas - 6 4 B SOG A 3 3 C Framing / Pembingkaian B 10 4 D Plumbing / Perpaipan B 4 2 E Electrical wiring / Pendawaian elektrik C 3 3 F Drywall / Dinding kering C 5 3 G HVAC C 3 4 H Roof / Bumbung C 5 3 I Paint / Mengecat F 4 2 J HVAC Finish / Kemasan HVAC G, H 2 2 K Flooring / Lantai D, I 4 3 L Electrical finish / Kemasan elektrik E, H 1 2 M Punch list & cleanup / Senarai punch & pembersihan J, K, L 1 2 *Immediately Preceding Activities / Aktiviti Mendahului Serta-merta Table 1(b) / Jadual 1(b) ID Duration (days)/ Tempoh (hari) ES EF LS LF TF FF A 6 B 3 C 10 D 4 E 3 F 5 G 3 H 5 I 4 J 2 K 4 L 1 M 1

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Question

Draw the Critical Path Method (CPM) network diagram and highlight the critical path for activities shown in Table 1(a). Perform the CPM calculation using the forward pass and backward pass methods and complete Table 1(b).

Draw a resource profile (histogram) following the scenarios below and determine how to level the resources. Give your comments on the resource profile.

Only 10 labourers available at any time
Only 8 labourers available, but a peak use of 10 labourers is allowed for one time (one day) only

Table 1(a) / Jadual 1(a)

Activity / Aktiviti	Activity Description / Penerangan aktiviti	IPA*	Duration (Days) / Tempoh (Hari)	Labour / Buruh
A	Excavation & foundation / Pengorekan & asas	-	6	4
B	SOG	A	3	3
C	Framing / Pembingkaian	B	10	4
D	Plumbing / Perpaipan	B	4	2
E	Electrical wiring / Pendawaian elektrik	C	3	3
F	Drywall / Dinding kering	C	5	3
G	HVAC	C	3	4
H	Roof / Bumbung	C	5	3
I	Paint / Mengecat	F	4	2
J	HVAC Finish / Kemasan HVAC	G, H	2	2
K	Flooring / Lantai	D, I	4	3
L	Electrical finish / Kemasan elektrik	E, H	1	2
M	Punch list & cleanup / Senarai punch & pembersihan	J, K, L	1	2