Name

ID

Multiple Activity Chart

Operator

Machine $2$

$2$ machine and $1$ operator

Loading: $1$ min

Machine automated operating time: $8$min

Traveling time: $2$min

Unloading: $1$min

Inspecting and Packing: $3$min

Operator Cost $$\frac{20}{?}$ hour

Machine Cost $$\frac{10}{?}$ hour

a$)$ Construct a multiple activity chart.

b$)$ What is the transient time?

c$)$ Determine the cycle length $($cycle time$).$

d$)$ Determine machine idle time during a repeating cycle

e$)$ Determine operator idle time during a repeating cycle

f$)$ Determine ideal machine assignment

g$)$ Calculate unit production cost if you assign nearest integer number of machines that is greater than ideal

h$)$ Calculate unit production cost if you assign nearest integer number of machines that is less than ideal

i$)$ Compare costs and what would be your recommendation