ie 327 1 methods study systematic recording of existing and proposed ways of doing work in order to...

IE 327 1

METHODS STUDY

• Systematic recording of existing and proposed ways of doing work in order to simplify the job– Improve procedures– Improve layout– Reduce human fatigue– Improve use of materials, machines, labor– Improve physical workplace

IE 327 2

Fig. 2.1 – Steps in Methods Study1) Select project2) Get and present data3) Analyze data4) Develop ideal method5) Present and install method6) Develop job analysis7) Establish time standards8) Follow up

IE 327 3

Fig. 2.1 – Steps in Methods Study

IE 327 4

#1 – Select Project

• Human factors – • Technical factors – • Economic factors – • Exploratory tools

– Pareto analysis– Gantt chart– Fish diagram– Job/Worksite Analysis Guide

IE 327 5

PARETO ANALYSIS (80-20 Rule)

• Vilfredo Pareto – economist• 80% of money held by 20% of people• 80% of costs, accidents, injuries,

accounted for by 20% of jobs/individuals• Concentrate on those 20%• Plot in descending order as a cumulative

probability distribution (DesignTools)

IE 327 6

GANTT CHART

• Horizontal bar chart of activities• Shade in bar as completed• Any given point in time, a snapshot of the

status of all activities• Some behind, some ahead of schedule• Again focus efforts where needed• Use DesignTools

IE 327 7

IE 327 8

JOB/WORKSITE ANALYSIS GUIDE

• Time to go out on the floor• Meet with supervisor first

– Explain study (production?)– Select jobs/workers

• May need to meet with union also• Never express opinions• Fill out Job/Worksite Analysis Guide

IE 327 9

IE 327 10

LABELING OPERATION