A Facility Is Trying to Set Up an Assembly Line,and

question 145

Essay

A facility is trying to set up an assembly line,and has identified the various tasks,and their relationship to each other,as shown in the following table.Managers wish to produce 600 units per day,working two 8-hour shifts.
(a)Draw a network diagram of precedence relationships.
(b)Compute the required cycle time per unit in seconds.
(c)Compute the minimum number of workstations required to produce 600 units per day.
(d)Balance this line using the longest processing time heuristic.
(e)What is the efficiency of the line obtained in part (d)?

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Definitions:

New Building Permits

Legal authorizations required from governmental entities before the construction of new buildings can commence.

Unemployment Rate

The ratio of individuals without jobs in the labor force who are in search of employment.

Structurally Unemployed

Individuals who are unemployed due to shifts in the economy that create a mismatch between their skills and the demands of the current job market.

Frictionally Unemployed

Individuals who are temporarily out of work while transitioning between jobs, typically due to voluntary decisions.