Calculate ES, EF, LS, LF, FF, and TF for each activity.What is the total duration of the network?

Construction Planning and Scheduling
Homework #4 –PDM and CPM Schedule Calculations
Value: 50 Points
a) Use the information below to create a Precedence Diagram.
b) Calculate ES, EF, LS, LF, FF, and TF for each activity
c) Highlight or mark the critical path on your network
d) What is the total duration of the network?
Activity Duration Predecessor
A 3 X
X 4 —
B 7 X
G 2 A
W 4 B
P 7 G, W
J 9 B
C 5 P, J
Solutions
a) provide your Precedence Diagram on another sheet of paper
b) calculations:
Activity ES EF FF LS LF TF
A
X
B
G
W
P
J
C