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DEVELOPMENT OF WORK STUDYSTANDARDS, OF WORK MEASUREMENT
TECHNIQUES, LATEST DEVELOPMENTIN THE FIELD WORK STUDY
WSAM ASSIGNMENT 2
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CALCULATING OPERATION TIME USINGGENERAL SEWING DATA
What is GSD? GSD is a teh!i"#e $%& Meth%'s A!a()sis a!' the
setti!* %$ Ti+e Sta!'a&'s
$%& the Se! P&%'#ts I!'#st&ies-
GSD as developed using MTM Core Daa, t% .&%/i'e a
%!siste!t,a#&ate a!' eas) t% #!'e&sta!', eas) t% %++#!iate,
+eth%'s a!a()sis
a!' ti+e sta!'a&'s 'ete&+i!ati%! teh!i"#e-
It as 'esi*!e' s.ei0a(() $%& the Se! P&%'#ts
I!'#st&ies, a!' as&esea&he' a!' 'e/e(%.e' ithi! these
i!'#st&ies-
GSD is rans!era"le 1etee! (%ati%!s a!' it &e%*!i2es that
/a&ia1(e %&3.(aes, .&%'#ti%! 4% s)ste+s a!' 1ath si2es
a5et %#t.#t-
The 0!a( s)ste+ %!sists %$ #$ ie%s o! daa in & 'aegoriesith
si+.(e&et&ie/a( %'es $%& ease %$ a..(iati%!-
Eah ite+ %$ 'ata has a 'onsan TMU value(
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Advanages o! GSD
The&e a&e +a!) a'/a!ta*es t% 1e *ai!e' $&%+the GSD
a..&%ah a!' its 'esi*!6
Meth%'s se!siti/eY%#& O! s.ei0ati%!s C%!siste!t
A#&ateT&a!s$e&a1(e 1etee! (%ati%!s
T&aea1i(it) P&e'iti/e Eas) t% %++#!iate Eas) t%
U!'e&sta!' Desi*!e' s.ei0a(() $%& the se! .&%'#ts
i!'#st&ies
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GSD Caegories
GSD .&%/i'es ate*%&ies $%& 1%th ha!'(i!* a!'
+ahi!i!*-The 0&st se/e! i! the (ist 1ei!* ha!'(i!* a!' the
ei*hth 1ei!*
sei!*-The ha!'(i!* a! 1e (assi0e' eithe& as 7st Le/e(
ate*%&ies %&
8!' Le/e( ate*%&ies-
)IRST LE*EL CATEGORIES7- O1tai!i!* a!' Mathi!* Pa&ts M8-
A(i*!i!* a!' A'9#sti!* Pa&ts A:- F%&+i!* Sha.es F;-
T&i++i!* a!' T%%( Use T
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Deriving Se-ing Codes
The&e a&e $%#& 0e('s t% eah sei!* %'e@
7- E/e&) %'e 1e*i!s ith S t% i!'iate sei!*-
8- Se%!' 0e(' i!'iates the !%- %$ +s stithe' i! %!e
1#&st-
:- Thi&' 0e(' i!'iates 'e*&ee %$ *#i'i!* a!' te!si%!i!*
hih has 'i5e&e!t (e/e(s@
Degree ofguiding &tensioning
Seam Description Third FieldCode
NIL A straight burst on a single ply N
LOW A straight, non-visible seam L
MEDIUM A straight visible seam or curve non-visible seam M
!I"! A curve visible seam or seam #or$e in a con%inespace
!
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Deriving Se-ing Codes
;- The $%#&th 0e(' %$ the sei!* %'e is a (ette&t%
i!'iate the st%..i!* a#&a) &e"#i&e'@
Code Tolerance Description
A &' (M )top along a seam or run o%% the%abric
* +' (M )top to %orm a non-visible bac$tac$
( +' (M )top to change irection
.Neele /oint0 or %orm a visible
bac$tac$
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.o- o 'al'ulae )ull Se-ing Ti%e/
Sei!* Ti+eTB i! TMUs MSTHSFGTCMB7>P
Mi!i+#+ Sei!* Ti+e Stithes .e& C+&.+-=
Hi*h S.ee' Fat%& ;-
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OPERATION 7 6 Sh%#('e& T%.Stith
W%&3stati%! La)%#t
O.e&at
%& Disa&' Ji!
Pa!e(s
Mahi!e
PANEL 7;+s
Mahi!e Use' #3iR.+ %$ the +ahi!e :8SPI 78
SEW J#&st 7;+sF#(( Sei!* Ti+e = t+#
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O.e&ati%!a( J&ea3'%! ith GSD C%'es
MET.OD GSD CODE TMU
7-
Get the .a!e( GP7H 8
8
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A(i*! .a&t #!'e& .&ess#&e $%%t, ith sea+ asi'e
FOOT :
:-
Ma!#a( Ja3 Ta3 MJTJ :;
;-
Re@a(i*! %!e 1e$%&e the se 1#&st ARPN >
