The following information relates to Markely Manufacturing:
$$\begin{array} { l l }
\text { Mixing Department } & 2 \text { minutes per unit } \
\text { Moulding Department } & 4 \text { minutes per unit } \
\text { Casting Department } & 6 \text { minutes per unit } \
\text { Finishing Department } & 3 \text { minutes per unit }
\end{array}$$
There is a wait time of 8 minutes before the Mixing Department begins a batch, 5 minutes between the Mixing and Moulding departments, a move and pre-wait between Moulding and Casting of 10 minutes, and a move and pre-wait between the Casting and Finishing departments of 12 minutes.
-Refer to the figure.Which area represents the bottleneck operation?

Question

The following information relates to Markely Manufacturing:
$$\begin{array} { l l } 
\text { Mixing Department } & 2 \text { minutes per unit } \
\text { Moulding Department } & 4 \text { minutes per unit } \
\text { Casting Department } & 6 \text { minutes per unit } \
\text { Finishing Department } & 3 \text { minutes per unit }
\end{array}$$
There is a wait time of 8 minutes before the Mixing Department begins a batch, 5 minutes between the Mixing and Moulding departments, a move and pre-wait between Moulding and Casting of 10 minutes, and a move and pre-wait between the Casting and Finishing departments of 12 minutes.
-Refer to the figure.Which area represents the bottleneck operation?

Quizplus · Accepted Answer

The bottleneck operation is the one that has the longest duration, limiting the overall process's speed. Here, the Casting Department has the longest duration of 6 minutes per unit, not including wait times, which are the same for every batch and do not affect the bottleneck identification.

The Following Information Relates to Markely Manufacturing There Is a Wait Time of 8 Minutes Before the l