Activity

Predecessor

Duration in weeks

Z

$-$

$0$

C

Z

$6$

B

Z

$4$

P

Z

$3$

A

C$,$ B$,$ P

$7$

U

P

$4$

T

A

$2$

R

A

$3$

N

U

$6$

J

T$,$ R$,$ N

$0$