COMMON ERRORS IN NETWORK DRAWING

Eqbal Habibi

120633

1. Looping

2. Dangling

3. Redundancy

Looping

A

Looping error is also called as cycling error in a network diagram. Making an endless loop in a network is called as error of looping.

Dangling

DA B

C

F

E GDangling

Dangling

Whenever an activity is disconnected from the network it is called dangling error.

Redundancy

A

B

C

D

When the dummy activity is introduced and it is not required, it is called redundancy errors.

A B C D