Bourbon - Offshore - Surf - SMS manual 2016

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Page Background

A

nc

h

or

H

andlin

g

and To

w

in

g

O

p

erations

P

rocedure

BOS-

P

RD-2

6

.900

6

14

O

ther methodo

l

ogy

to

put

the anchor

on

the

correct way

to be doc

k

ed:

T

he

vesse

l

shall

be

at

suff

i

c

i

ent

d

i

stance

to

create

as much

as

poss

i

b

l

e

a

hor

i

zonta

l

pu

ll

on

the

chaser

.

W

hen

l

ower

i

ng

the

anchor

(

eng

i

ne

at

20%

power

m

i

n

i

mum

),

the

pennant

w

i

re

must

be

suff

i

c

i

ent

l

y

tens

i

oned

, i

f

not

the

anchor w

ill

s

li

p

off

the

chaser

.

W

hen

the

r

i

g

has

pa

i

d out 3

00

to

400

m

of w

i

re

,

vesse

l

w

ill

board

the

anchor

.

T

he

anchor

f

l

u

k

es

are

a

l

ways

or

i

ented

towards

the

r

i

g

, I

t

i

s

i

mportant

to

contro

l

the

anchor

or

i

entat

i

on

at

a

ll

t

i

mes

for

easy

rac

ki

ng

, l

ay

i

ng

and

dec

ki

ng

of

the

anchor

, i.

e

. k

eep

pendant

li

ne

under

tens

i

on wh

il

e wor

ki

ng

the

anchor

. I

f

the

anchor

s

li

des

through

the

chaser

,

the

anchor

has

to

be

pu

ll

bac

k

to

the

stern

ro

ll

er

and

or

i

entat

i

on

chec

k

ed

.

I

f

anchor

i

s

not

correct

l

y

or

i

ented

,

reduce

propu

l

s

i

on

and

l

et

anchor

s

li

de

down

through

the

chaser

.

R

otat

i

on

i

s

eas

i

er wh

il

e near

the

r

i

g where a

ll l

oads

are

l

ower

.

T

urn

the anchor w

i

th a

shot

of

prope

ll

er wash

.

I

ncrease

propu

l

s

i

on mov

i

ng

the

vesse

l

forward

pu

lli

ng

chaser

i

n

contact

w

i

th

the

anchor

.

Ma

k

e

sure

the

stern

ro

ll

er

i

s

perpend

i

cu

l

ar

to

the

cha

i

n

,

the

cha

i

n d

i

rect

i

ng

between

the

f

l

u

k

e po

i

nts

.

S

top/reduce

thrust

for

on

l

y

a

few

seconds when

anchor

passes

the prope

ll

er wash

onto

the

drum

.

Wi

th

li

tt

l

e

tens

i

on

i

n

the

li

ne

,

the

cha

i

n hangs

steep aga

i

nst

the

f

l

u

k

e po

i

nts

and

anchor

cannot

rotate

eas

il

y

.

Vers

i

on

S

F

(BOS-

P

RD-0

7

01.000

5

-

ver

.

C

R). O

r

i

g

i

na

l D

ate:

3

1

/

12

/

201

5

.

Vers

i

on

D

ate:

N

/A

.

Va

li

d

vers

i

on

on

l

y on QM

S

s

i

te

.

Page

33

of

60

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

.

609