Tan
k
Cleanin
g
O
p
erations
BOS-
P
RD-2
6
.900
6
1
3
1 P
ur
p
ose
T
h
i
s
procedure
has been
deve
l
oped
to
ensure
that
a
ll
potent
i
a
l
hazards
are
fu
ll
y
i
dent
i
f
i
ed
and
eva
l
uated
pr
i
or
to
and
dur
i
ng
any
tan
k
c
l
ean
i
ng
operat
i
on
;
spec
i
f
i
ca
ll
y
w
i
th
reference
to
wor
ki
ng
i
n
enc
l
osed/conf
i
ned
spaces
.
2
Sco
p
e
T
hese
procedures
app
l
y
to
the
open
i
ng
and
c
l
ean
i
ng
of
a
ll
spaces
on
board
sh
i
ps
. T
h
i
s
i
nc
l
udes
cargo
tan
k
s
,
eng
i
ne
room
tan
k
s
,
bun
k
er
tan
k
s
,
vo
i
d
spaces
,
cofferdams
and
cha
i
n
l
oc
k
ers
.
T
hese procedures
a
l
so app
l
y
to any
contractors who are emp
l
oyed
i
n
the
tan
k
c
l
ean
i
ng operat
i
on
.
Vers
i
on
S
F(
BOS-
P
RD-0
3
.900
6
0
3
-
ver
.0
4
)
. O
r
i
g
i
na
l
date
: 22
/
0
6/
2012.
Vers
i
on
date
:
3
1
/
12
/
201
5
.
Va
li
d
vers
i
on
on
l
y
on QM
S
s
i
te
.
Uncontro
ll
ed
document
when
pr
i
nted
.
Procedure prepared by
: BOS
Head
of
O
perat
i
ons
.
Approved
by
: BOS
Head
of
O
perat
i
ons
.
Va
li
dated by
: BOS
Qua
li
ty
R
epresentat
i
ve
.
3
/
9
537




