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Activity networks ­ Example 1
A(3)
1
B(4)
C(6)
First draw a start node
labelled 1.
Activities A, B and C do not
depend on any other activity,
so they all begin at node 1.…read more

Slide 3

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Activity networks ­ Example 1
D(5)
2
A(3)
1
B(4)
C(6)
Activity D depends on A, so
add event node 2 at the end
of A.
Now add activity D.…read more

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Activity networks ­ Example 1
D(5)
2
A(3)
E(1)
1 3
B(4)
F(6)
C(6)
Activities E and F both
depend on B, so add event
node 3 at the end of B.
Now add activities E and F.…read more

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Activity networks ­ Example 1
D(5)
2
A(3)
E(1)
1 3
C(6)
B(4)
E(1)F(6)
B(4)
C(6)
3
F(6)
Activity G depends on C, D This is easiest if you redraw
and E, so all these three the network so that C is
events need to end at the between A and B.
same node.…read more

Slide 6

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Activity networks ­ Example 1
D(5)
2
D(5)
A(3)
G(7)
1 4
C(6)
E(1)
B(4)
3
F(6)
Now add node 4, with C, D Now add activity G.
and E leading into it.…read more

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