In this article, I will explain how factories do grading of their operators and good result in managing worker.
Grading of the operators is done in three steps.
- Critical and non critical operation,
- Skill level required to perform an operation,
- Machine used, such as Single Needle Lock Stitch, Over edge, semi-automatic machine or Flat Lock machine and
- Area of operation in the garment.
For an example, list of operations has been shown here for shirt manufacturing factory. Operations are graded into three categories, such as A, B and C graded operations. Refer to the following table
|
|
Grade
A operations |
Grade
B operations |
Grade
C operations |
|
1
|
Attach neck band & collar with pattern
|
Attach yoke & edge stitch yoke
|
Run stitch neck band
|
|
2
|
Set slv placket & stitch arrow
|
Attach main label to yoke
|
Run stitch collar (profile)
|
|
3
|
Match & set collar
|
Hem front placket
|
Hem cuff or pocket
|
|
4
|
Close collar
|
Attach fashion pkt
|
Close flap at bottom
|
|
5
|
T/S arm hole
|
R/S clr, cuff, flaps
|
Locking operations
|
|
6
|
Match &set cuff
|
T/S clr & shldr
|
Stay stitch or gathering
|
|
7
|
Close cuff
|
Join shoulder
|
Sew pleats
|
|
8
|
Close cuff (folder)
|
Sleeve attach
|
O/L small parts
|
|
9
|
Attach front placket
|
T/S arm hole (SNLS)
|
Prepare main label & W/C label
|
|
10
|
Hem bottom
|
R/S side seam
|
|
|
11
|
T/S side (FOA)
|
Hem bottom
|
|
|
12
|
T/S side (DNLS)
|
Hem side slit
|
|
|
13
|
Attach pocket
|
Hem sleeve
|
|
|
14
|
|
Attach side seam
|
|
|
15
|
|
O/L side seam & arm hole
|
|
|
16
|
|
Sew dart (manual)
|
|
2. Operator grading criteria:
each grade.
3. Study of the operator’s skill on operations:
To grade an operator, ask the operator to perform operations listed on the above table. See how many operation he/she can do with required level. Also check their performance level (Efficiency %) on the operations. Once you have detailed study of an operator, match it with table “operator’s grading system” and mark operator. This grades are then added in the skill matrix.

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