Operations Management
Operations Management
11th Edition
ISBN: 9780132921145
Author: Jay Heizer
Publisher: PEARSON
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Chapter 9, Problem 21P

The preinduction physical examination given by the U.S. Army involves the following seven activities:

ACTIVITY AVERAGE TIME (MIN)
Medical history 10
Blood tests 8
Eye examination 5
Measurements (e.g., weight, height, blood pressure) 7
Medical examination 16
Psychological interview 12
Exit medical evaluation 10

These activities can be performed in any order, with two exceptions: Medical history must be taken first, and Exit medical evaluation is last at present, there are three paramedics and two physicians on duty during each shift. Only physicians can perform exit evaluations and conduct psychological interviews. Other activities can be carried out by either physicians or paramedics.

  1. a. Develop a layout and balance the line.
  2. b. How many people can be processed per hour?
  3. c. Which activity accounts for the current bottleneck?
  4. d. What is the total idle time per cycle?
  5. e. If one more physician and one more paramedic can be placed on duty, how would you redraw the layout? What is the new throughput?
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