Full Report SITE VISIT

7/26/2019 Full Report SITE VISIT

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TABLE OF CONTENTS

1.0 INTRODUCTION..........................................................................................................1

2.0 CORPORATE PROFILE FOR DERMAGA TANJUNG LEMBUNG....................3

2.1 COOPERATE STATEMENT....................................................................................3

2.2 BOARD OF DIRECTORS........................................................................................4

2.3 MANAGEMENT TEAM............................................................................................5

3.0 DESIGN CONSIDERATION.......................................................................................6

3.1 Site Investigation.......................................................................................................6

3.1.1 Location...............................................................................................................6

3.1.2 Det! o" sea #eve#..............................................................................................6

3.1.3 $in% an% &ave "o'ces......................................................................................6

3.2 Fo##o& t!e 'oce%('e) oe'ation an% coo'%ination *+ ,a*atan -e'a Ra+a

/,-R0.....................................................................................................................................7

3.3 Loa% consi%e'ation...................................................................................................7

3. Design "o' &!a'"........................................................................................................8

3. Envi'onenta# Consi%e'ation..................................................................................8

3.4 Access "o' Ee'genc+ 5e!ic#es an% Ee'genc+ Escae.................................8

4.0 CONSTRUCTION SEQUENCE.................................................................................9

5.0 PLANT AND EQUIPMENT...........................................................................................12

.1 D'ag#ines E6cavato'...............................................................................................12

.2 Fo'7#i"t.......................................................................................................................16

.3 Mo*i#e C'ane...........................................................................................................19

. Dae' .....................................................................................................................22

. B(##%o8e'..................................................................................................................23

.4 Bac7!oe....................................................................................................................26

6.0 MAINTENANCE..............................................................................................................28

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4.1 P#anne% Maintenance............................................................................................28

4.2 9n#anne% Maintenance........................................................................................29

4.2.1 Contingencies P#an.........................................................................................29

4.3 Maintenance I#eentation....................................................................................30

REFFERENCES....................................................................................................................34

APPENDICES........................................................................................................................35

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1.0 INTRODUCTION

De'aga Tan(ng Le*(ng is #ocate% in t!e Lang7a&i Is#an% as a ain o't "o' io't

an% e6o't activit+ in t!e is#an%. T!is o't is const'(cte% &!en t!e 'evio(s o't #ocate% in

Te#(7 E&a ,ett+ co(#% no #onge' accoo%ate t!e "ast g'o&ing o" ca'go :(antit+ &!e'e t!e

'ai% %eve#oent in Lang7a&i Is#an% 'e:(i'e% "o' a #a'ge' sca#e o" o't to !an%#e t!e #a'ge'

:(antit+ o" ca'go. T!e se'vices 'ovi%e% in t!e o't as *e#o&;

i. Ro##


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So('ce o" Po't Pict('e > O""icia# $e*site o" Lang7a&i Po't S%n. B!%.

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2.0 CORPORATE PROFILE FOR DERMAGA TANJUNG LEMBUNG

De'aga Tan(ng Le*(ng is "(##+ oe'ate% an% anage% *+ Lang7a&i Po't S%n.

B!%. /LPSB0 in 1 Nove*e' 1??@. Lang7a&i Po't S%n. B!%. consist o" 3 ao' s!a'e!o#%e'

t!at "o'ing a conso'ti( consist o" Lang7a&i Deve#oent A(t!o'it+ /LADA0) Aana!

Sa!a Ana7 Lang7a&i /ASAL0 an% DR G'o( o#%ings S%n. B!%.

Fig('e 1 >Lang7a&i Po't S%n. B!%. S!a'e!o#%e's

2.1 COOPERATE STATEMENT

T!e LPSB !ave t!ei' o&n co'o'ate stateent to ac!ieve t!ei' coan+ goa#s.

LPSBs ao' goa#s is to 'ovi%e :(a#it+ o't se'vices t!at eet an% e6cee%c(stoe's e6ectations a#ong &it! t!ei' otto O9R EFFICIENT GATE$A TO

LANG-A$I.

T!e+ !ave t!ei' o&n vision to *e t!e ao' o't oe'ato' in Lang7a&i an% to ac!ieve

t!at t!ei' ission to 'ovi%e !ig! :(a#it+) e""icient) sa"e an% coetitive o't se'vices

to c#ients nee%. Secon% ission is to enco('age innovation in c(stoe' se'vice an%

&o'7 et!ic.

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2.2 BOARD OF DIRECTORS

2.3 MANAGEMENT TEAM

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Gener! Mn"er

M(!%Nasi' Bin . A*%(# A8i8

A#$%n%&'r'%(n Mn"er

S!a Bin as!i

S)e'* + Se,-r%'* En)(r,e$en' Mn"er

S!as(# Ni8a Bin S!aa'i

A&&%&'n' A#$%n%&'r'%(n Mn"er

S('iatiBinti A!a%

A&&%&'n' Oer'%(n Mn"er

I8(&an Bin Isai#

3.0 DESIGN CONSIDERATION

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3.1 S%'e In/e&'%"'%(n

Fo' site investigation t!e t!ings t!at nee% to *e consi%e' %('ing %esign consi%e'ation

"o' o't s(c! as #ocation) t!e %et! o" sea #eve# to *e const'(ct an% t!e &in% o' &ave

"o'ces.

3.1.1 L(,'%(n

T!e #ocation to *(i#% o't (st *e in st'ategic #ace. T!is is *eca(se to att'act

o'e t'a%esen coe to 'est a&!i#e &aiting "o' onsoon &in% s!i"te% o'

t'a%e at o't. T!e #ocation "o' De'aga Tan(ng Le*(ng is ve'+ st'ategic as

t!e o't is 'otecte% "'o &in% onsoon &!ic! !ave a "e& is#an% in "'ont o"

o't to 'otect it.

3.1.2 De' () &e !e/e!

T!e nee% to consi%e' t!e %et! is to 7no& t!e ini( o' a6i( %et! o"

sea #eve# a'ea o't so t!at *e"o'e const'(ct can 7no& t!e %et! s(ita*#e to *e

s(it &it! t!e con%ition o" o't. Besi%es t!at) &!en to insta## *o'e% i#e "o'

'etain t!e soi#) t!e cont'acto' nee% to 7no& t!e a6i( %et! t!e *o'e% i#e

can 'eac!. Fo' t!is case st(%+ t!e %et! is . T!e %et! "o' o'ts *(#7 ca'gois . T!e %et! "o' gene'a# ca'go o'ts is an% a6i( D$T is

. Fo' e6a#es t!e ent'+ o" ca'go o' t!e s!i is a a6i( o"

tonnes. I" o'e t!an tonnes a'e not a##o&e% *eca(se t!e %'a"t %et! is

a6i( .

3.1.3 %n# n# /e )(r,e&

T!e &in% an% &aves nee% to *e consi%e's &!ic! is &!et!e' to *(i#% coasta#

'otection o' not. Fo' t!e De'aga Tan(ng Le*(ng t!e o't no nee%s to

*(i#% coasta# 'otection *eca(se it !as nat('a# *'ea7&ate'. T!e &ate' in a'ea

o't is a#&a+s ca# %(e *eca(se !ave 'otection coes "'o is#an% nea'

o't. T!e is#an% is a#so 'otecting t!e o't "'o !eav+ &in% %('ing 'ain o' &in%

onsoon.

3.2 F(!!( 'e r(,e#-re (er'%(n n# ,((r#%n'%(n * J'n er R*

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7JR8.

Acco'%ing to t!e S!aa'i /210 &!o is t!e e'son in c!a'ge ta#7 a*o(t %esign

consi%e'ation %('ing #ast site visit at o't Lang7a&i sai% t!at t!e 'o(te "o' a s!i (st

get in(t oe'ation in"o'ation "'o ,-R. Besi%es t!at) t!e %esign o" s!i (st "o##o&

t!e nee%s *+ ,-R i" not a+*e !ave 'o*#es in "(t('e. T!e nee% o" t!e "ina# %esign

*+ %esign tea (st "o##o& t!e nee%s *+ coo'%ination ,-R an% in(t "'o t!e

oe'ato'. In a%%ition) "o' seci"ication o" %esign %een%s on %esign o" t!e st'(ct('e

itse#". T!e co(nication t&o &a+ *et&een t!e const'(ction tea *+ o't an% ,-R

(st *e c#ea' an% (n%e'stan% so t!at t!e %esign o" s!is an% s!iing 'o(tes going

soot!#+.

3.3 L(# ,(n&%#er'%(n

T!e "i'st t!ing t!ats ta7en into acco(nt t!e &o'7#oa% is i#ing. T!e %istance o" i#ing

e""ect t!e #oa% t!at nee%s to consi%e' in t!e %esign. T!e &o'7#oa% "'o ca'go a#so

ta7es into consi%e'ation. Besi%es t!at) t!e enginee' nee%s to ca#c(#ate an% consi%e'

%ea% #oa%) s(e'iose% %ea% #oa% an% #ive #oa% in %esign consi%e'ation. Acco'%ing

to Diacos /n.%0 t!e %ea% #oa% is t!e &eig!t o" t!e st'(ct('a# e#eents o" t!e st'(ct('e)

inc#(%ing an+ s(*st'(ct('e) i#ing an% s(e'st'(ct('e. T!e s(e'iose% %ea% #oa% is

t!e &eig!t o" a## ate'ia#s iosing #oa%s on t!e st'(ct('e t!at a'e not st'(ct('a#

e#eents) an% s!o(#% inc#(%e s('"acing) "i6e% e:(ient) "en%e's) *o##a'%s) !an%'ai#s)

#a%%e's) &a#7&a+s) stai'&a+s) se'vices) "ittings an% "('nit('e. Fo' a## #oa%ing

con%itions) t!e ossi*i#it+ o" an+ o" t!e s(e'iose% %ea% #oa%s *eing 'eove%

s!o(#% *e consi%e'e%. T!e iose% #ive #oa%s inc#(%e a## #oa%s &!ic! t!e st'(ct('e

!as to &it!stan% e6cet %ea%) s(e'iose% %ea%) !+%'ostatic) soi#) vesse#


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3.4 De&%"n )(r r)

Acco'%ing to t!e S!aa'i /210 t!e %esign "o' &!a'" %een%s on t!e a6i( o"

ca'go an% t+es o" vesse# ente'. Ta7e into acco(nt t!e #engt! o" t!e &!a'" &!ic! is to

estiate !o& an+ &!a'"s can a'7s. T!e ave'age o" 'eceiving s!i (s(a##+ s!is)

*(t not si(#taneo(s#+. Fo' e6a#e oe'ation in Po't De'aga Tan(ng Le*(ng)

Lang7a&i) -e%a! %('ing evening session t!e s!i &i## *e %oc7e% "'o T!ai#an% an%

"o' o'ning session t!e s!i "'o In%onesia ta7e a't. Fo' t!e De'aga Tan(ng

Le*(ng t!e oe'ation tea sta't &o'7 "'o . a..

3.5 En/%r(n$en'! C(n&%#er'%(n

Acco'%ing to Diacos /n.%0 &!en consi%e'ing an+ o't %eve#oent) t!e otentia#

iact (on &ate' :(a#it+) coasta# !+%'o#og+) noise) vi*'ation) ai' :(a#it+) e6isting

%eve#oent an% !a*itation s!o(#% *e assesse%. A## o" t!ese "acto's (st *e

consi%e'e% as a't o" t!e %esign 'ocess. T!ese "acto's a+ *e in"#(ence% *+ t!e

const'(ction tec!ni:(es 'e:(i'e% to i#eent t!e 'oose% %esign o' t!e oe'ation

o" t!e o't. Const'(cta*i#it+ 'evie&s s!o(#% t!e'e"o'e encoass consi%e'ation o"

t!ese "acto's. Pi#e %'iving a+ !ave a negative e""ect on a:(ac(#t('e &!i#e t!e i#es

t!ese#ves 'ovi%e a ne& !a*itat "o' e6a#e. Fo' t!is case st(%+ t!e o't

const'(ctions (se s!eet i#e an% *o'e% i#e.

3.6 A,,e&& )(r E$er"en,* 9e%,!e& n# E$er"en,* E&,e

T!e consi%e'ation s!o(#% *e given to t!e 'eca(tions t!at s!o(#% *e ta7en at o't

since t!e'e a+ *e a n(*e' o" %i""e'ent a(t!o'ities &!ic! a+ !ave a cont'o##ing

in"#(ence. Consi%e'ations a+ *e nee%e% in 'esect o" ot!e' o't in t!e vicinit+ an%

t!e iact on anageent a''angeents in t!e case o" inte'action a'ising "'o

%oino e""ect o' co(nication #in7s. In a%%ition) t!e co''ect %esign o" o't

insta##ation t!e "aci#it+ s!o(#% a#so *e s(*ecte% to an a%e:(ate aintenance an%

insection 'og'as %esigne% to ens('e t!at t!e integ'it+ o" t!e "aci#it+ is aintaine%

%('ing oe'ation.

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4.0 CONSTRUCTION SEQUENCE

T!e const'(ction o" Lang7a&i Po't De'aga Tan(ng Le*(ng consist o" va'io(s se:(ences

invo#ving i#ing &o'7s an% ot!e's. T!e a'ea a'o(n% t!e o't s#oe% an% &as "ace% &it! 'i'a

&!ic! consists o" san%) g'ave# an% c'(s!e% 'oc7 &it! conc'ete cove'. T!is &i## sta*i#i8e t!e

s#oe *e"o'e ot!e' const'(ction 'ocee%s.

Mate'ia# Ba'gePi#es &e'e ca''ie% on ate'ia# *a'ge to *e t'ans"e''e% at %'iving oint. Pi#e #engt! is #ess t!an

3 ete' to ens('e sa"et+ an% t!e *a'ge &as to&e% *+ (sing an anc!o' *oat. A## o" t!e a'ties

invo#ve% in t!e const'(ction esecia##+ t!e enginee' &i## !ave 'e%ete'ine% t!e i#ing

se:(ence in o'%e' "o' t!e to *e %'iven &it!o(t inte'"e'ence. T!e i#es &e'e !ae'e% to

#aces acco'%ing to t!ei' oints an% #ocation to 'eceive ne& %ec7.

9n%e'&ate' S!eet Pi#es

T!e %et! o" t!e o't a'ea is a'o(n% ete' %ee an% (n%e'&ate' canti#eve' s!eet i#e &a##

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&as c!osen to !o#% *ac7 t!e 'oc7+ to a't o" t!e s#oe. A ne& %ec7 on i#es &as

const'(cte% *e!in% t!e s!eet i#e &a##. T!e %ec7 &as a%e "'o 'ecast conc'ete ane#s

'esting on 'ecast conc'ete i#es. T!e stee# s!eet i#es &e'e e:(ie% &it! a cat!o%ic

'otection s+ste &it! sac'i"icia# ano%es. It &as (se% in 'otecting t!e stee# st'(ct('es an%

'eventing co''osive action &it! sa#t &ate'.

Do#!ins

It &as a#so insta##e% inc#(%ing test station &it! co''osion onito'ing e:(ient to onito' t!e

'ate o" co''osion in t!e s!eet i#es. Do#!ins &as const'(cte% "o' oo'ing vesse#s an% is

ca##e% oo'ing %o#!ins. It &as insta##e% to 'ovi%e "i6e% st'(ct('e as %'+ access &!en #a'ges!is a'e not caa*#e to access t!e *e't! o' ie'.

Fen%e' s+ste

F('t!e'o'e) to 'event %aages to t!e si%e o" o't) "en%e' s+ste &as insta##e% a#ong t!e

o't. T!e "en%e' (se% "o' t!is 'oect is a%e o" '(**e' a%s to 'otect t!e s!i. T!e

cont'acto' &i## ens('e "ace o" conc'ete s(o'ting t!e "en%e' is "#at an% st'ong eno(g! to

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s(o't t!e &eig!t o" "en%e' itse#". A## o" t!e "i6ing ites s(c! as *o#t) c!ain) a% an% anc!o'

&i## *e acc('ate#+ cast into t!e conc'ete.

Bo##a'% &as a#so insta##e% a#ong t!e o't &!e'e t!e n(t an% &as!e' &as e*e%%e% %i'ect#+

into t!e conc'ete %ec7 st'(ct('e. T!is &i## a7e it easie' "o' s!is to %oc7 an% sec('e 'oe

a'o(n% it 'eventing t!e s!i "'o sai#ing a&a+.

+%'a(#ic Ra

E6t'a "eat('e "o' De'aga Tan(ng Le*(ng Po't is it &as "i6e% &it! !+%'a(#ic 'a to

accoo%ate t'ans"e' o" ve!ic#e *+ 'o


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5.0 PLANT AND EQUIPMENT

5.1 Dr"!%ne& E:,/'(r

De"inition

A %'ag#ine e6cavato' is a iece o" !eav+ e:(ient(se% in civi# enginee'ingan%

s('"ace ining "o' e6a#e o't an% ett+ const'(ction. D'ag#ines "a## into t&o *'oa%

catego'ies t!ose t!at a'e *ase% on stan%a'%) #i"ting c'anes) an% t!e !eav+ (nits &!ic! !ave

to *e *(i#t on


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A%vantages

T!e %'ag#ine is a ve'sati#e attac!ent caa*#e o" a &i%e 'ange o" oe'ations at an%

*e#o&g'o(n% #eve#. T!e %'ag#ine can %ig t!'o(g! #oose to e%i( coacte% soi#. T!e

*iggest a%vantage o" t!e %'ag#ine ove' ot!e' ac!ines is its #ong 'eac! "o' *ot! %igging an%%(ing. Anot!e' a%vantage is its !ig! c+c#e see%. T!e %'ag#ine %oes not !ave t!e ositive

%igging "o'ce o" t!e *ac7!oe. T!e *(c7et is not &eig!te% o' !e#% in a#ignent *+ 'igi%

st'(ct('es t!e'e"o'e) it can *o(nce) ti ove') o' %'i"t si%e&a+s &!en %igging t!'o(g! !a'%

ate'ia#s. T!is &ea7ness inc'eases &it! %igging %et!.

Oe'ation

In a t+ica# c+c#e o" e6cavation) t!e *(c7et is ositione% a*ove t!e ate'ia# to *e e6cavate%.

T!e *(c7et is t!en #o&e'e% an% t!e %'ag'oeis t!en %'a&n so t!at t!e *(c7et is %'agge%

a#ong t!e s('"ace o" t!e ate'ia#. T!e *(c7et is t!en #i"te% *+ (sing t!e !oist 'oe. A s&ing

oe'ation is t!en e'"o'e% to ove t!e *(c7et to t!e #ace &!e'e t!e ate'ia# is to *e

%(e%. T!e %'ag'oe is t!en 'e#ease% ca(sing t!e *(c7et to ti#t an% et+. T!is is ca##e% a

%( oe'ation.

On c'ane


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o& to !an%#e %'ag#ine easi#+>

1. -ee t!e teet! s!a' o" t!e %'ag#ine *(c7et an% *(i#t ( to 'oe' si8e.

2. -ee t!e %( 'oe s!o't) so t!e #oa% can *e ic7e% ( at a 'oe' %istance "'o t!e

c'ane.

3. E6cavate t!e &o'7ing a'ea in #a+e's) not in t'enc!es) an% s#oe% (&a'% to&a'% t!e c'ane.

. Do not %'ag t!e *(c7et in so c#ose to t!e c'ane t!at it *(i#%s i#es an% 'i%ges o" ate'ia# in

"'ont o" t!e c'ane.

. Do not g(i%e t!e *(c7et *+ s&inging t!e c'ane &!i#e %igging. T!is (ts (nnecessa'+ si%est'esses on t!e *oo. Sta't t!e s&ing on#+ a"te' t!e *(c7et !as *een 'aise% c#ea' o" t!e

g'o(n%.

4. A ai' o" %'ag c!ains is attac!e% to t!e "'ont o" t!e *(c7et t!'o(g! *'ac7ets *+ &!ic! t!e

(## oint a+ *e a%(ste% ( o' %o&n. T!e (e' osition is (se% "o' %ee o' !a'% %igging)

as it (##s t!e teet! into a steee' ang#e.

@. T!e %'ag ca*#e can *e 'eve'se% en% "o' en% to 'o#ong t!e #i"e o" t!e &i'e 'oe) 'e%(ce

ea'#+ &i'e 'oe 'e#aceent) an% 7ee &i'e 'oe cost %o&n. Ree*e' t!at t!e %'ag ca*#e

s!o(#% not *e #(*'icate%.

. $!en #o&e'ing t!e %'ag#ine *(c7et into t!e a'ea to *e &o'7e%) 'e#ease t!e %'ag *'a7e to

ti t!e c(tting e%ge %o&n an% t!en 'e#ease t!e !oist *'a7e. Do not !ave to %'o t!e *(c7et

to "o'ce t!e teet! into t!e ate'ia#. T!e *(c7et is "i##e% as it is %'agge% to&a'% t!e c'ane *+

engaging t!e %'ag cont'o# #eve'. T!e c(tting %et! is cont'o##e% *+ 'e#easing tension "'o t!e

!oist *'a7e. T!e %'ag#ine is not a ositive %igging too#.

?. T!e %'ag#ine c+c#e is "i##ing t!e *(c7et) #i"ting t!e *(c7et) s&inging t!e #oa%e% *(c7et) an%

%(ing t!e #oa%.

1. Since t!e %'ag#ine is not a 'igi% attac!ent) it &i## not %( ate'ia#s as acc('ate#+ as %o

ot!e' e6cavato's. $!en a #oa% is %(e% into a !a(# (nit o' !oe') it nee% o'e tie to

osition t!e *(c7et *e"o'e %(ing it.

11. T!e *oo ang#e "o' %'ag#ine oe'ations s!o(#% no'a##+ *e "'o 2 to 3 %eg'ees.

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F%"-re 1; Dr"!%ne& e:,/'(r

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5.2 F(r

in%(st'ia# t'(c7(se% to #i"t an% ove ate'ia#s s!o't %istances. T!e "o'7#i"t &as %eve#oe% in

t!e ea'#+ 2t! cent('+ *+ va'io(s coanies. Fo##o&ing t!e %eve#oent o" t!e "o'7#i"t t'(c7

!as g'eat#+ e6an%e% &o'#%&i%e. Fo'7#i"ts !ave *ecoe an in%isensa*#e iece o"

e:(ient in an("act('ing an% &a'e!o(sing oe'ations.

F(nction

Li"t an% Stac7

Fo'7#i"ts #i"t ites t!at a'e #ace% on a##ets an% a'e too !eav+) too *(#7+) o' too

a&7&a'% to *e #i"te% an(a##+. T!e a##ets) &!ic! a'e sa## #at"o's (on &!ic! goo%s a'e

#ace% in%ivi%(a##+ o' stac7e% in g'o(s) !ave 'ectang(#a' oenings t!'o(g! &!ic! t!e t&o

stee# tines) o' "o'7s) o" t!e "o'7#i"t "it. T!ese tines can *e a%(ste% to "it t!'o(g! t!e oenings

o" %i""e'ent


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A%vantages

Fo'7#i"t !+%'a(#ics is cont'o##e% eit!e' &it! #eve's %i'ect#+ ani(#ating t!e !+%'a(#ic va#ves)

o' *+ e#ect'ica##+ cont'o##e% act(ato's) (sing sa##e' H"inge'H #eve's "o' cont'o#. T!e #atte'

a##o&s "o'7#i"t %esigne's o'e "'ee%o in e'gonoica# %esign. Fo'7#i"t t'(c7s a'e avai#a*#e inan+ va'iations an% #oa% caacities. In a t+ica# &a'e!o(se setting ost "o'7#i"ts !ave #oa%

caacities *et&een one an% "ive tons. La'ge' ac!ines) ( to tons #i"t caacit+) a'e (se%

"o' #i"ting !eavie' #oa%s) inc#(%ing #oa%e% s!iing containe's.

In a%%ition to a cont'o# to 'ise an% #o&e' t!e "o'7s t!at is a#so 7no&n as *#a%es o' tines) t!e

oe'ato' can ti#t t!e ast to coensate "o' a #oa%s ten%enc+ to ang#e t!e *#a%es to&a'% t!e

g'o(n% an% 'is7 s#iing o"" t!e "o'7s. Ti#t a#so 'ovi%es a #iite% a*i#it+ to oe'ate on non o*i#e c'ane

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5.4 D$er

De"inition

A %( t'(c7 is a t'(c7(se% "o' t'anso'ting #oose ate'ia# s(c! as san%) g'ave#) o' %i't

"o' const'(ction an% 7no&n as t!e %( t'(c7. A t+ica# %( t'(c7 is e:(ie% &it! an

oen


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5.5 B-!!#(=er

De"inition

A *(##%o8e' is a c'ae'contin(o(s t'ac7e%t'acto' e:(ie% &it! a s(*stantia# eta# #ate

7no&n as a *#a%e(se% to (s! #a'ge :(antities o" soi#) san%) '(**#e) o' ot!e' s(c! ate'ia#

%('ing const'(ctiono' conve'sion &o'7 an% t+ica##+ e:(ie% at t!e 'ea' &it! a c#a&


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A%vantages

Do8e's a'e *ig


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Manage t!e *#a%e a"te' (s!ing t!e a%%#e o" t!e %ece#e'ato') it !ave to get a cont'o#

ove' t!e *(##%o8e's *#a%e. Easi#+ gain a cont'o# ove' t!at (sing t!e o+stic7. It is a

!eav+ eta# #ate &!ic! s!oves t!e (% an% t!e san% to a7e t!e s('"ace #ain.

Leve# t!e s('"ace o" t!e g'o(n%. T!e "ina# ste is to #eve#ing t!e g'o(n% s('"ace. Fo'

t!is) it !ave to s#ig!t#+ #o&e' t!e *#a%es so as to #eave a ve'+ sa## ga *et&een t!e

g'o(n% an% t!e *#a%e. No&) cont'o# t!e e%a# an% t!e o+stic7 to ove t!e *(##%o8e'

to t!e "o'&a'% s#o+. T!e *#a%e goes on s!aving t!e g'o(n% as contin(e to %'ive it to

t!e "o'&a'% %i'ection.

Fig('e > %( t'(c7

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5.6 B,


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One can %'i## soe !o#es to #ant !is t'ees si#+ *+ attac!ing an a(ge' to !is *ac7!oe. It

can a#so *e (se% to ca''+ o(t va'io(s 7in%s o" 'oects 'e#ate% &it! "encing on %i""e'ent 7in%s

o" soi#s. In o'%e' to %o g'a%ing an% c(tting t!e s#oes) t!e e'son can (se t!e *ac7!oe *+

oining a *(c7et "o' c#eaning o" t!e %itc! on t!e 'ea'. In t!e o* o" a cont'acto') t!e e'son

!as to en% t!e gas) 'oa%s) se&e' #ines an% t!e #i7e) !e is going to 'e:(i'e% getting *eneat!

t!e ceent. T!is &o'7 can *e %one &it! (c! ease an% :(ic7#+ i" !e attac!es an as!a#t

c(tte' &it! t!e *ac7!oe #oa%e'. I" an+one &ants to oe'ate a## t!e *ac7!oes an% ot!e'

ac!ines o" const'(ction) !e=s!e s!o(#% (se co(#e's o" in #oc7 on t!e *ac7!oe #oa%e's. It

&i## ena*#e t!e to s&itc! o(t a## t!ei' *(c7ets "'o t!e stoc7i#e. In t!is &a+) a sing#e

*ac7!oe can e'"o' seve'a# 7in%s o" o*s. So iagine) !o& easi#+ an% :(ic7#+ can one &o'7

on t!e site &it! t&o o' o'e t!an t&o *ac7!oes.

Oe'ation

1. Reove 3 *ac7!oe

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6.0 MAINTENANCE

T!e aintenance o" Lang7a&i o't !ave a#ie% a## t!e t+e o" aintenance &!ic! is#anne% aintenance an% (n#anne% aintenance. E6a#e) t!e #eve# o" co''osion is ve'+

!ig! to &a'% o" e#ect'ica# an% ec!anica#. So t!e aintenance a#&a+s *e %one. I" no

aintenance *e %one) t!e cost &i## *e !ig!e'.

6.1 P!nne# M%n'enn,e

P#anne% aintenance !as (s(a##+ (se is co''ective aintenance an% 'eventive

aintenance. P#anne% aintenance is to 'e%(ce to a ini( t!e nee% "o'

co''ective o' ee'genc+ aintenance. T!e aintenance sc!e%(#e (se% &o(#%

in%icate t!e tie inte'va# at &!ic! ce'tain aintenance ites &i## *e ca''ie% o(t. T!e

sc!e%(#e co(#% inc#(%e act(a# &o'7s ite s(c! as t!e ann(a# se'vicing o" *oi#e's an%

'e%eco'ation 'og'as.

Co''ective aintenance is t!e aintenance e'"o'e% &!eneve' t!e'e is an

e:(ient "ai#('e o' a#"(nction. Co''ective aintenance o"ten is o" an ee'genc+

nat('e 'e:(i'ing ie%iate e'"o'ance; !ence) it is (s(a##+ o'e cost#+ t!an

'eventive aintenance an% o"ten ties 'e:(i'e% &o'7en o" secia# s7i##s an%

e'!as secia# too#s. Detecting a otentia# so('ce o" t'o(*#e *e"o'e it !aens o' a

"ai#('e soon a"te' it occ('s can o"ten 'event %aage to ot!e' a'ts o" t!e e:(ient

an% a#so a+ #essen t!e %ange' o" o't.

$!eneve' an ite o" e:(ient 'e:(i'es 'eai' t!e oe'ato' s!o(#%) e6cet "o' ino'

ites) a#&a+s 'e:(i'e% a%%itiona# assistance "'o s(c! e'sons as>

i. S(e'viso'

ii. Enginee'

iii. Man("act('e'

iv. S7i##e% Reai'en

P'eventive aintenance can *e e'"o' as a 'o(tine o' on a sc!e%(#e *asis

/invo#ving 'eg(#a' tas7s %one on %ai#+) &ee7#+ o' ont!#+ *asis e.g. se'vicing t!e ai'

con%itioning s+ste an% o' as a con%itione% *ases aintenance as a 'es(#t

7noe%ge o" con%itions o" ites "'o 'o(tine o' contin(o(s onito'ing.

Page | 29


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T!e 'eventive aintenance 'og'a is e'!as t!e ost io'tant o" a##

aintenance 'oce%('es T!is t+e aintenance gene'a##+ consists o" #(*'ication)

c#eaning) a%(sting) 'e#aceent o" &o'n a'ts) &inte'i8ing) !o(se7eeing an% &o'7

%i'ecte% *+ t!is an(a#) e:(ient se'vice 'e:(i'eents) an% sens(a# /inc#(%ing

vis(a#) a(%io) "ee# an% se##0 o*se'vations &!ic! can *e acco#is!e% &it! t!e too#s

'ovi%e% at t!e #ant an% *+ &o'7en !aving an ave'age (n%e'stan%ing o" t!e

&o'7ings o" t!e ac!ine'+ an% tota# #ant oe'ation.

T!e 'eventive aintenance as a eans to inc'ease t!e 'e#ia*i#it+ o" t!ei'

vesse#s. B+ si#+ e6en%ing t!e necessa'+ 'eso('ces to con%(ct aintenance

activities inten%e% *+ t!e e:(ient %esigne') e:(ient #i"e is e6ten%e% an% its

'e#ia*i#it+ is inc'ease%. In a%%ition to an inc'ease in 'e#ia*i#it+) %o##a's a'e save% ove'

t!at o" a 'og'a (st (sing 'eactive aintenance. St(%ies in%icate t!at t!is savings

can ao(nt to as (c! as 12J to 1J on t!e ave'age. Deen%ing on t!e "aci#ities

c(''ent aintenance 'actices) 'esent e:(ient 'e#ia*i#it+) an% "aci#it+ %o&ntie)

t!e'e is #itt#e %o(*t t!at an+ "aci#ities ('e#+ 'e#iant on 'eactive aintenance co(#%

save (c! o'e t!an 1J *+ instit(ting a 'oe' 'eventive aintenance 'og'a.

$!i#e 'eventive aintenance is not t!e oti( aintenance 'og'a) it %oes

!ave seve'a# a%vantages ove' t!at o" a ('e#+ 'eactive 'og'a. B+ e'"o'ing t!e

'eventive aintenance as t!e e:(ient %esigne' envisione%) &e &i## e6ten% t!e #i"e

o" t!e e:(ient c#ose' to %esign. T!is t'ans#ates into %o##a' savings. P'eventive

aintenance /#(*'ication) "i#te' c!ange) etc.0 &i## gene'a##+ '(n t!e e:(ient o'e

e""icient#+ 'es(#ting in %o##a' savings. $!i#e &e &i## not 'event e:(ient

catast'o!ic "ai#('es) &e &i## %ec'ease t!e n(*e' o" "ai#('es. Minii8ing "ai#('es

t'ans#ate into aintenance an% caita# cost savings.

6.2 Un!nne# M%n'enn,e

6.2.1 C(n'%n"en,%e& P!n

No'a##+) "o' contingencies #an "oc(s on io'tant a'ea at t!e o't. It !ave t!'ee

#eve# t!at consist #eve# 1) #eve# 2) an% #eve# 3. Fo' t!e #eve# one) an+ %aage

!aene% it cannot *e 'e#ace *+ ot!e' a'eas. It nee% #ong e'io% "o' 'eai'. T!e

secon% #eve# is %aages *+ &a' o' t'esass *+ ot!e') it can 'e#ace on tie an% "ast

aintenance *+ Lang7a&i Po't. E6a#e t!e nat('a# %isaste') it can t'ans"e' o' (se

anot!e' o't e.g ,eti -(a!. On 24) o(' co(nt'+ !as ts(nai an% t!e &ate' #eve#

inc'ease ie%iate#+ at t!e o't) *(t t!e o't not %isaste' *+ ts(nai *eca(se at t!e

Page | 30


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InHous

e

Fender Bollard Pipework

System

OutSource

Ro-ro Under water

structures Platform Fire Figting

!"uipment

Lang7a&i) it !as is#an% t!at "(nction as a *'ea7 &ave. T!e o't a'ea is sa"e %('ing

ts(nai.

6.3 M%n'enn,e I$!e$en''%(n

At Lang7a&i Po't S%n. B!%.) t!e aintenance &o'7 %one *+ t!e aintenance sta"" "'o t!e

coan+ itse#" an% *+ t!e ot!e' a't+ t!at !i'e to %o t!e aintenance &o'7. Lang7a&i Po't

S%n. B!%. !i'e% ot!e' coan+ to %o aintenance &o'7 "o' ao' aintenance on#+. $!i#e

t!e ino' aintenance %one *+ t!e aintenance sta"" "'o t!e coan+. Lang7a&i Po't

S%n. B!%. (se% t!'ee t+es o" aintenance) #anne% aintenance) 'eventive #anne%

aintenance an% co''ective aintenance.

Maintenance &o'7s t!at aintaine% *+ t!e aintenance sta""s "'o Lang7a&i Po't S%n. B!%.

a'e "o' "en%e') *o##a'% an% ie&o'7 s+ste. Fen%e' is a't o" t!e o't t!at (ses to inii8e

t!e iact o" #oa% "'o s!i %('ing a'7ing. T+e o" "en%e' "o' t!is o't is 5


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to e6c!ange to t!e ne& "en%e'. o&eve') "en%e' at t!is o't (nti# no& !as neve' *een

c!ange to t!e ne& one *eca(se t!e "en%e' sti## in goo% con%ition.

Bo##a'% (se% to tie ( t!e s!i "'o "#oating a&a+ "'o t!e o't. T!e *o##a'% s!o(#% *e

insecte% to ens('e t!at t!e+ !ave not *een %aage% o' #oosene% %('ing sto' con%ition. It

&i## *e c!ec7 "o' eve'+ ont! o' a"te' sto' !aens. T!e *o##a'% a#so &i## *e 'eainting i"

t!e'e is an+ aint t!at e'o%e%. It is to a7e s('e t!e *o##a'%s a'e 'otecte% co#ete#+ an% to

'event *o##a'% "'o co''osion.

Page | 32

Fig('e> 5


35/39

Ne6t is t!e ie&o'7 s+ste. T!is coan+ !ave t!ei' o&n e6e'tise in iing &o'7) t!(s

t!e+ (st (se t!ei' e6e'tise to %o aintenance &o'7. Maintenance &o'7s "o' ie&o'7 a'e

%one "o' eve'+ ont!. It is to a7e s('e t!at t!e'e is no an+ #ea7age at an+ ie. Pies a'e

(se% to t'ans"e' oi# an% "'es! &ate' to t!e s!i "'o t!e o't. T!e aint o" t!e ie &i## *e

c!ec7 to a7e s('e t!e'e is no e'o%e% aint t!at can ca(se t!e ie %aage *+ t!e sea

&ate'. T!e ( a#so &i## *e c!ec7 to a7e s('e t!e oi# o' &ate' "#o& soot!#+ to t!e s!i.

Lang7a&i Po't S%n. B!%. aintains t!e "i'e"ig!ting e:(ient "o' eve'+ si6 ont!s. Fi'e

%ea'tent &i## c!ec7 t!e "i'e"ig!ting e:(ient to a7e s('e it "(nctioning &e##. T!e "i'e

access 'o(tes an% ee'genc+ e:(ient a#so 'eg(#a'#+ insecte%.

Ro## on 'o## o(t ett+ a#so 7no&n as Ro Bo##a'%

Fig('e> Pie&o'7 S+ste


36/39

ett+ a'e a%e "'o stee#) t!(s) t!e aint o" t!e Ro


37/39

A## catego'ies o" aintenance a+ inc#(%e &o'7 nee%ing secia# s7i##s o' e:(ient. Even

t!o(g! Lang7a&i Po't S%n. B!%. can !ave ca''ie% o(t ost o" t!e aintenance &o'7) it is

o"ten necessa'+ to e#o+ a secia#ist o'gani8ation o' cont'acto' to save tie an% t!e :(a#it+

o" &o'7 a'e g(a'antee%.

REFFERENCES

Diacos)E /n.%0Envi'onenta# consi%e'ations an% tec!nica# o't %esign a'e

inte't&ine%.On#ine>!tt>==&&&.s#i%es!a'e.net=&en%+2=envi'onenta#==eo#e.!o"st'a.e%(=geot'ans=eng=c!en=a#en=ta*#eKo'tKcent'ic.!t#.Accesse

% on 13 Nove*e' 21

Po'ts an% a'*o's !tt>==&&&.&ate'enc+c#oe%ia .Co =Po==&&&.&ate'enc+c#oe%ia .

co=Po


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Po##(tion iss(e !tt>==&&&.o##(tioniss(es.co=Co


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