An assembly line must be designed to produce 40 containers per hour. The following data in give the necessary information.
TABLE: Task Information
|
Task
|
Immediate Predecessor
|
Task Time(sec)
|
|
A
|
None
|
60
|
|
B
|
A
|
12
|
|
C
|
B
|
35
|
|
D
|
A
|
55
|
|
E
|
D
|
10
|
|
F
|
E
|
50
|
|
G
|
F,C
|
5
|
(a) Draw a precedence diagram.
(b) Compute the cycle time (in seconds) to achieve the desired output rate.
(c) What is the theoretical minimum number of stations?
(d) Which work element should be assigned to which workstation?
(e) What are the resulting efficiency and balance delay percentages?