781/ Personal Safety / 992
P
ersonal Safet
y
BOS-
P
RD-0
3
.90090
6
C
ommon
h
a
z
ards
asso
ci
ated
w
i
t
h w
e
l
d
i
ng
i
n
cl
u
de
t
h
e
f
o
ll
o
w
i
ng
:
x
E
l
e
c
tro
c
u
t
i
on
;
x
B
u
rns
;
x
U
V
rad
i
at
i
on e
x
pos
u
re
;
x
Ox
y
gen
dep
l
et
i
on
;
x
S
par
ki
ng
.
I
n
add
i
t
i
on
to
t
h
e
genera
l
g
u
i
de
li
nes
f
or
w
e
l
d
i
ng
and
c
u
tt
i
ng
,
f
o
ll
o
w
t
h
ese
spe
ci
f
ic
g
u
i
de
li
nes
f
or
sa
f
e
w
e
l
d
i
ng
operat
i
ons
:
x
Ma
k
e
s
u
re
t
h
e
w
e
l
d
i
ng area
h
as
a
non
-
re
f
l
e
c
t
i
ve
,
non
-c
omb
u
st
i
b
l
e
s
u
r
f
a
c
e
;
x
E
ns
u
re
t
h
at
ade
q
u
ate
vent
il
at
i
on and e
x
h
a
u
st are ava
il
ab
l
e
;
x
B
e
a
w
are
o
f
e
l
e
c
tro
c
u
t
i
on
h
a
z
ards
,
part
ic
u
l
ar
l
y
i
n
damp
c
ond
i
t
i
ons
. B
e s
u
re
t
h
at
e
l
e
c
tr
ic
a
l c
ords
are
proper
l
y
gro
u
nded
. I
t
i
s
adv
i
sab
l
e
f
or
c
ords
to p
u
ll
do
w
n
f
rom
an over
h
ead p
u
ll
e
y
.
4
.
6
.
9
Cu
tt
i
n
g g
u
id
el
i
nes
Cu
tt
i
n
g
i
s
c
lass
i
f
i
e
d
as hot
w
ork. A
P
erm
i
t to Work
i
s re
q
u
i
re
d
pr
i
or to
c
ommen
ci
n
g
.
G
as
w
e
l
d
i
ng
and
c
u
tt
i
ng
too
l
s
are
o
f
ten
po
w
ered
b
y
o
x
y
gen
or
a
c
et
y
l
ene
gas
c
y
li
nders
. T
h
ese
tan
k
s
re
q
u
i
re
spe
ci
a
l
sa
f
et
y
pre
c
a
u
t
i
ons
to prevent
e
x
p
l
os
i
ons
and
ser
i
o
u
s
i
n
j
u
r
i
es
.
F
o
ll
o
w
t
h
e
sa
f
et
y
g
u
i
de
li
nes
be
l
o
w
,
and
re
f
er
to
t
h
i
s man
u
a
l
f
or more
i
n
f
ormat
i
on
on gas
c
y
li
nders
sa
f
et
y:
x
E
ns
u
re
t
h
at
a
c
et
y
l
ene
/
o
x
y
gen
s
y
stems
are e
q
u
i
pped
w
i
t
h
f
l
ame or
f
l
as
h
ba
ck
arrestors
;
x
S
tore
a
c
et
y
l
ene
bott
l
es
u
pr
i
g
h
t and
se
c
u
red
;
x
K
eep
c
y
li
nder
f
i
tt
i
ngs
and
h
oses
f
ree
f
rom
o
il
and
grease
;
x
R
epa
i
r
or
rep
l
a
c
e
de
f
e
c
t
i
ve
h
oses
b
y
sp
lici
ng
. D
o
not
u
se
tape
;
x
D
o not
tamper
or
attempt
to
repa
i
r
c
y
li
nders
,
va
l
ves
,
or
reg
u
l
ators
;
x
D
o not
i
nter
c
h
ange
reg
u
l
ators
or
press
u
re ga
u
ges
w
i
t
h
ot
h
er
gas
c
y
li
nders
;
x
C
are
fu
ll
y
p
u
rge
h
oses
and
tor
c
h
es
be
f
ore
c
onne
c
t
i
ng a
c
y
li
nder
;
x
S
et
a
c
et
y
l
ene
press
u
re at
or
be
l
o
w 1
5 ps
i
g
.
A
l
w
a
y
s
u
se
t
h
e m
i
n
i
m
u
m
a
cc
eptab
l
e
f
l
o
w
-
rate
;
x
N
ever
u
se a mat
c
h
to
li
g
h
t
a
tor
c
h
. U
se
an
approved
li
g
h
ter
.
V
ers
i
on
0
5
. O
r
i
g
i
na
l
date
:
25
/
0
5
/
2
0
1
2
.
V
ers
i
on date
:
31/1
2
/
2
0
1
5
.
V
a
li
d
vers
i
on
on
l
y
on
Q
M
S
s
i
te
. U
n
c
ontro
ll
ed
wh
en
pr
i
nted
.
P
ro
c
ed
u
re prepared b
y:
BOS
QH
S
E
C
oord
i
nator
.
A
pproved
b
y:
BOS
QH
S
E
Manager
.
V
a
li
dated
b
y:
BOS
Qu
a
li
t
y
R
epresentat
i
ve
17 / 1
8
781