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7-1
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Chapter 7
Design of Work Systems
7-2
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
• Job design involves specifying the content and methods of job– What will be done– Who will do the job– How the job will bob will be done– Where the job will be done– Ergonomics
Job Design
7-3
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Design of Work Systems
• Specialization
• Behavioral Approaches to Job Design
• Teams
• Methods Analysis
• Motions Study
• Working conditions
7-4
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Job Design Success
Successful Job Design must be:• Carried out by experienced personnel with
the necessary training and background
• Consistent with the goals of the organization
• In written form
• Understood and agreed to by both management and employees
7-5
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Specialization in Business: Advantages
For Management:
1. Simplifies training
2. High productivity
3. Low wage costs
For Labor:
1. Low education andskill requirements
2. Minimumresponsibilities
3. Little mental effortneeded
7-6
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Disadvantages
For Management:
1. Difficult to motivatequality
2. Worker dissatisfaction,possibly resulting inabsenteeism, highturnover, disruptivetactics, poor attentionto quality
For Labor:1. Monotonous work
2. Limited opportunitiesfor advancement
3. Little control over work
4. Little opportunity forself-fulfillment
7-7
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Behavioral Approaches to Job Design
• Job Enlargement– Giving a worker a larger portion of the total
task by horizontal loading
• Job Rotation– Workers periodically exchange jobs
• Job Enrichment– Increasing responsibility for planning and
coordination tasks, by vertical loading
7-8
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Methods Analysis
• Changes in tools and equipment
• Changes in product designor new products
• Changes in materials or procedures
• Other factors (e.g. accidents, quality problems)
The need for methods analysis can come from a number of different sources:
7-9
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
FLOW PROCESS CHARTJob Requisition of petty cash
Details of Method
ANALYST D. Kolb
PAGE1 of 2
Op
erat
ion
M
ove
men
t
Insp
ecti
on
Del
ay
Sto
rag
e
Requisition made by department headPut in “pick-up” basketTo accounting departmentAccount and signature verifiedAmount approved by treasurerAmount counted by cashierAmount recorded by bookkeeperPetty cash sealed in envelopePetty cash carried to departmentPetty cash checked against requisitionReceipt signedPetty cash stored in safety box
Figure 7-2
7-10
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Motion Study
Motion study is the systematic
study of the human motions used
to perform an operation.
7-11
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Motion Study Techniques
• Motion study principles - guidelines for designing motion-efficient work procedures
• Analysis of therbligs - basic elemental motions into which a job can be broken down
• Micromotion study - use of motion pictures and slow motion to study motions that otherwise would be too rapid to analyze
• Charts
7-12
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
• Eliminate unnecessary motions
• Combine activities
• Reduce fatigue
• Improve the arrangement of the workplace
• Improve the design of tools and equipment
Developing Work Methods
7-13
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Working Conditions
T e m p e r a t u r e &H u m i d i t y
V e n t i l a t i o n
I l l u m i n a t i o n C o l o r
7-14
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Working Conditions (cont’d)
Noise & Vibration
Causes of AccidentsSafety
Work Breaks
7-15
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Work Measurement
• Stopwatch Time Study
• Standard Elemental Times
• Predetermined Time Standards
• Work Sampling
7-16
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Compensation
• Individual Incentive Plans
• Group Incentive Plans
• Knowledge-Based Pay System
• Management Compensation
7-17
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Form of Incentive Plan
• Accurate
• Easy to apply
• Consistent
• Easy to understand
• Fair
7-18
McGraw-Hill/IrwinOperations Management, Seventh Edition, by William J. StevensonCopyright © 2002 by The McGraw-Hill Companies, Inc. All rights reserved.
Design of Work Systems
Group Incentive Plans
• Scanlon Plan– Encourage reductions in labor costs
• Kaiser Plan– Committees suggest ways of reducing costs
• Lincoln Plan– Profit sharing, job enlargement, and participative management
• Kodak Plan– Wages/bonus related to profits