475/ Dynamic Positioning Operations / 992
Dy
na
m
ic
P
ositionin
g
O
p
erations
BOS-
P
RD-2
6
.900
6
0
6
x
T
he
var
i
ab
l
e
li
m
i
ts
i
n e
q
u
i
pment and operat
i
ona
l
parameters
for
the
l
ocat
i
on and
spec
i
f
i
c
act
i
v
i
ty
(
A
SOG);
x
T
he act
i
ons
to
be
ta
k
en by
the
DP
O
i
n
response
to
fau
l
ts
and deter
i
orat
i
n
g
cond
i
t
i
ons
and
performance
i
dent
i
f
i
ed
i
n
the CAM
, T
AM and A
SOG.
Masters
should
ensure
that ad
j
o
i
n
i
n
g
orders
and procedures
cover
i
n
g
pro
j
ect
-
spec
i
f
i
c
operat
i
ona
l
re
q
u
i
rements
shall
be
i
nc
l
uded
i
n
the
document
t
i
t
l
e
b
l
oc
k
to
comp
l
ete
the A
SOG.
U
pon
a
g
reement and mutua
l
acceptance
of
the A
SOG
from
a
ll
sta
k
eho
l
ders
,
the A
SOG
shall
be
cons
i
dered as
a Perm
i
t
to
W
or
k (
P
TW)
or
br
i
d
g
i
n
g
document between
the
c
li
ent
’
s
and
the
BO
U
RBON S
h
i
p Mana
g
ement
O
r
g
an
i
zat
i
ons
’ S
M
S. I
t
shall
be
k
ept up
to
date
throu
g
hout
the
contract per
i
od
. F
urther
g
u
i
dance
re
l
at
i
n
g
to
the
documents
i
n
th
i
s
sect
i
on
i
s
g
i
ven
i
n
the
Dynamic
Positioning Best Practices
.
E
x
amp
l
e of Act
i
v
i
ty
S
pec
i
f
i
c
O
perat
i
n
g
G
u
i
de
li
nes
(
A
SOG)
P
l
ease note that th
i
s e
x
amp
l
e
i
s based upon an A
SOG
where the operator app
li
ed spec
i
f
i
c re
q
u
i
rements
on the vesse
l
and may not necessar
il
y app
l
y to a
ll
cases
.
A
cti
v
it
y Sp
eci
f
ic O
p
eratin
g Gu
i
d
elines –
N
a
m
e o
f L
o
g
istics Vessel
T
h
i
s set
-
up app
li
es when the vesse
l i
s carry
i
n
g
out
D
P supp
l
y operat
i
ons w
i
th
i
n the
5
00
m zone of an offshore fac
ili
ty
C
on
d
ition
G
reen
Adv
isor
y
Y
ello
w
R
e
d
N
oti
fy m
aster, c
h
ie
f
en
g
ineer, client re
p
(
i
f
on
b
oar
d)
an
d
ri
g/
p
lat
f
or
m
N
O
YES
YES
YES
A
ction
C
ontin
u
e nor
m
al
o
p
erations
I
n
f
or
m
ati
v
e
/
cons
u
ltati
v
e
stat
u
s
(
ris
k
assess
m
ent
)
S
a
f
el
y
ter
m
inate
o
p
erations an
d b
e
rea
dy
to
m
o
v
e o
ff
.
Vessel to sa
f
e
p
osition an
d
on
j
o
y
stic
k
or
m
an
u
al i
f
a
pp
lica
b
le. Or
d
erl
y
re
m
o
v
al o
f
t
h
e
v
essel
f
ro
m
t
h
e
500m z
one i
f
necessar
y
C
ease o
p
erations
– lea
v
e
500m z
one
i
mm
e
d
iatel
y
W
eather forecast
Wi
th
i
n operat
i
n
g
li
m
i
ts Approach
i
n
g
operat
i
n
g
li
m
i
ts
E
x
ceed
i
n
g
operat
i
ona
l li
m
i
ts
Chec
kli
sts
:
6
H
;
watch
;
5
00
m
Comp
l
eted
N
ot comp
l
eted or
abnorma
li
t
i
es
D
r
i
ve off
A
ll
systems
operat
i
n
g
correct
l
y
I
mmed
i
ate
l
y
when reco
g
n
i
sed
U
nab
l
e to br
i
n
g
vesse
l
under
D
r
i
ft off
A
ll
systems
operat
i
n
g
correct
l
y
I
mmed
i
ate
l
y
when reco
g
n
i
sed
U
nab
l
e to br
i
n
g
vesse
l
under
V
esse
l
footpr
i
nt
/
weather
O
n pos
i
t
i
on
Pos
i
t
i
on
li
m
i
ts reach
3
m
(
1
0
ft
)
Approach
i
n
g 5
m
(
15
ft
)
H
ead
i
n
g
e
x
curs
i
on
O
n head
i
n
g
H
ead
i
n
g
li
m
i
t
reached
3
de
g
rees
Approach
i
n
g 5
de
g
rees
H
ead
i
n
g
and pos
i
t
i
on
contro
l (
thruster
l
oad
/
D
P feedbac
k)
H
ead
i
n
g
and
pos
i
t
i
on contro
l
ach
i
eved w
i
th
Approach
i
n
g 5
0
% More than
5
0
%
S
haft
g
enerators
SG
1
-2 SG
1
and
SG2
on
li
ne
,
A
G
1
and A
G2
standby
.
N
o a
l
arms
Any other set
-
up
or a
l
arms
Any
g
enerator
fa
il
ure
S
haft
g
enerator
l
oads
B
oth
g
enerators <4
5
% Any
SG
approach
i
n
g 5
0
% E
i
ther >
5
0
%
,
or fa
il
ure
of a
g
enerator
D
P
U
P
S
s
N
o
U
P
S i
n bypass
,
no a
l
arm
Any
U
P
S i
n bypass
or a
l
arm
Loss of one
D
P
U
P
S
2
4
V
dc system
A
ll 2
4
V
dc act
i
ve and
fu
ll
y char
g
ed
,
no
Any a
l
arms
Loss of a
2
4
V
dc
system
or char
g
er fa
il
ure
Ma
i
n propu
l
s
i
on
(
dr
i
ve en
g
i
nes and
B
oth enab
l
ed
,
no a
l
arms Any other set
-
up
,
any a
l
arms or poor
Loss of e
i
ther port
or starboard
V
ers
i
on
SF (BOS-
P
RD-0
7
0
1
.000
6
-
ver
.
C
R).O
r
i
g
i
na
l D
ate
:
31/1
2
/
20
15
.
V
ers
i
on
D
ate
:
N
/
A
.
V
a
li
d
vers
i
on on
l
y
on
QM
S
s
i
te
.
U
ncontro
ll
ed
document when
pr
i
nted
.
Pa
g
e
29
of
44
Procedure prepared by
:
BOS
H
ead
of
O
perat
i
ons
.
Approved
by
:
BOS
H
ead
of
O
perat
i
ons
.
V
a
li
dated by
:
BOS
Qua
li
ty
R
epresentat
i
ve
.
475