Recommended Procedures for the Maintenance of Marine Fenders
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES
FO R THE MAINTENANC E O F
MARINE FENDERS
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Re vie w o f Ma rine Fe nde r Pe rfo rm a nc e
Surve ye d fe nd e rs a t 778 Be rths in Ja p a n
Surve y ra n fro m 2000 to 2010
Visua l insp e c tio n o f fe nd e rs
C o nd itio n o f ind ivid ua l c o mp o ne nts
re c o rd e d
Ve sse l a nd b e rth typ e a lso re c o rd e d
Re vie w o f Ma rine Fe nde r Pe rfo rm a nc e
(Ba se d o n da ta o b ta ine d fro m surve y o f
Ja pa ne se Po rts fro m 2000- 2010)
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
SC ALE O F DETERIO RATIO N
G ra de
Le ve l o f De te rio ra tio n
1
No sig ns o f d a ma g e o r c o rro sio n
2
Mino r d e te rio ra tio n, no n c ritic a l
3
Sma ll a mo unt o f d a ma g e , we a r o f fe nd e rs,
c o rro sio n o f c o mp o ne nts
4
Mo d e ra te a mo unt o f d a ma g e , sma ll c ra c ks,
d a ma g e d c o mp o ne nts
5
Sig nific a ntly d a ma g e d fe nd e rs, mo d e ra te
c ra c ks, d a ma g e d c o mp o ne nts
6
Se ve re ly d a ma g e d fe nd e rs, la rg e c ra c ks,
b ro ke n o r missing c o mp o ne nts
www.shib a ta -a sia .c o m
Expe c te d
Pe rfo rm a nc e
Fe nd e r will b e
a b le to func tio n
a d e q ua te ly
Fe nd e r a b le to
func tio n, b ut
p e rfo rma nc e
c o mp ro mise d
Fe nd e r una b le to
func tio n
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
EXAMPLE 1
EXAMPLE 2
G RADE 4
Da m a g e to Fe nde r
C o m pro m ise d
Pe rfo rm a nc e
G RADE 5
Da m a g e to Fe nde r
C o m pro m ise d
Pe rfo rm a nc e
www.shib a ta -a sia .c o m
EXAMPLE 3
G RADE 6
Exte nsive Da m a g e to Fe nde r
Lim ite d Pe rfo rm a nc e
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Ana lysis o f Da ta
The re p o rte d ra te o f d a ma g e o f fe nd e rs wa s c o lla te d , a nd
a na lyse d b a se d o n typ e o f ve sse l, b e rth usa g e a nd ve sse l size
a nd lo c a tio n
Re po rt Finding s
Po rts with sma lle r d ra ft ha d a hig he r ra te o f d a ma g e d fe nd e rs
Be rths c a te ring to G e ne ra l C a rg o a nd Wo rkb o a ts ha d a hig he r
ra te o f d a ma g e d fe nd e rs
C o nc lusio n
The ra te o f d a ma g e o f fe nd e rs a t b e rths with sma lle r d ra ft (ie
sma lle r ve sse ls) a nd wo rkb o a ts is d ue to the p a rtia l c o mp re ssio n o f
sma ll fe nd e rs b y ve sse l rub b ing stra ke s a nd b e lting s, whic h
o ve rlo a d s the fe nd e rs
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
FENDER
BELTING
PARTIAL
C O MPRESSIO N
LEADS TO
O VERLO ADING
www.shib a ta -a sia .c o m
BELTING
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Da m a g e to the to p o f fe nde rs is a c le a r indic a to r tha t
fe nde rs a re b e ing o ve r- c o m pre sse d
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Re c o m m e nda tio ns
To e nsure tha t o p e ra tio ns c o ntinue e ffic ie ntly a nd sa fe ly, p o rts
sho uld d e ve lo p a suita b le ma inte na nc e ma na g e me nt syste m
tha t inc lud e s re g ula r insp e c tio n a nd g ra d ing o f fe nd e rs.
Ba se d o n the g ra d ing a nd e va lua te d func tio na lity o f the fe nd e rs,
a p p ro p ria te me a sure s sho uld b e e sta b lishe d to re p a ir o r re p la c e
fe nd e rs a nd c o mp o ne nts a s re q uire d
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Insta lla tio n, O pe ra tio n a nd Ma inte na nc e
Ma nua l
C o mp le te g uid a nc e fo r insta lla tio n a nd
o p e ra tio n o f fe nd e rs
Re c o mme nd e d p ra c tic e s fo r fe nd e r
ma inte na nc e , inc lud ing :
Insp e c tio n Pe rio d s
Insp e c tio n C he c klists
Do c ume nta tio n a nd Re p o rting
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
PANEL
CHAIN
FENDER
UHMW-PE
FACING
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Le ve l 1
Le ve l 2
Le ve l 3
c lo se visua l
inspe c tio n
Inte rim
m a inte na nc e
Ma jo r
m a inte na nc e o r
o ve rha ul
Rub b e r fe nd e rs
Eve ry ye a r
4–6 ye a rs
15–25 ye a rs
Ste e l p a ne ls (fra me s)
Eve ry ye a r
4–6 ye a rs
15–25 ye a rs
UHMW-PE fa c e p a d s
Eve ry ye a r
4–6 ye a rs
15–25 ye a rs
Anc ho rs & b o lts
Eve ry ye a r
4–6 ye a rs
15–25 ye a rs
C ha in Syste ms
Eve ry ye a r
2–4 ye a rs
5–10 ye a rs
INSPEC TIO N A ND
MA INTENA NC E PRO G RA M
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
C O MPO NENT
Fe nd e r
Vulne ra b ility
Ma inte na nc e Re q uire d
O ve rlo a d ing
Re p a ir mino r c ra c ks a nd
e xp o se d p la te s
Lo ng te rm stra in
C o rro sio n (Ste e l Pla te s)
Ma inta in sup p o rt c ha ins
Re p la c e me nt if ne c e ssa ry
Re p a ir p a int syste ms
Ste e l Pa ne l
C o rro sio n
Re p la c e s a no d e s
O ve rha ul (re -b la st a nd p a int)
C ha in
Syste ms
C o rro sio n
Fa c ing Pa d
We a r
Tig hte n a d juste rs
Re p la c e me nt o f c o mp o ne nts
Re p la c e d a ma g e s a nd wo rn
p a rts
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Re c o m m e nde d O pe ra ting Spa re s
C o mp le te Syste ms (o p e ra te d uring o ve rha ul)
C o mp o ne nts
UHMW-PE Pa d s (e sp e c ia lly c o rne r p a d s)
UHMW-PE b o lts a nd wa she rs
C ha in Syste ms
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
MAINTENANC E WILL MAKE A DIFFERENC E
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
FO R C O PIES O F EITHER DO C UMENTS:
REV IEW O F M A RINE FENDER PERFO RM A NC E
or
SHIBA TA INSTA LLA TIO N, O PERA TIO N A ND M A INTENA NC E
M A NUA L
C O NTAC T SHIBATA ASIA
info @ shib a ta - a sia .c o m
+60 3 3291 4866
www.shib a ta -a sia .c o m
REC O MMENDED PRO C EDURES
FO R THE MAINTENANC E O F
MARINE FENDERS
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Re vie w o f Ma rine Fe nde r Pe rfo rm a nc e
Surve ye d fe nd e rs a t 778 Be rths in Ja p a n
Surve y ra n fro m 2000 to 2010
Visua l insp e c tio n o f fe nd e rs
C o nd itio n o f ind ivid ua l c o mp o ne nts
re c o rd e d
Ve sse l a nd b e rth typ e a lso re c o rd e d
Re vie w o f Ma rine Fe nde r Pe rfo rm a nc e
(Ba se d o n da ta o b ta ine d fro m surve y o f
Ja pa ne se Po rts fro m 2000- 2010)
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
SC ALE O F DETERIO RATIO N
G ra de
Le ve l o f De te rio ra tio n
1
No sig ns o f d a ma g e o r c o rro sio n
2
Mino r d e te rio ra tio n, no n c ritic a l
3
Sma ll a mo unt o f d a ma g e , we a r o f fe nd e rs,
c o rro sio n o f c o mp o ne nts
4
Mo d e ra te a mo unt o f d a ma g e , sma ll c ra c ks,
d a ma g e d c o mp o ne nts
5
Sig nific a ntly d a ma g e d fe nd e rs, mo d e ra te
c ra c ks, d a ma g e d c o mp o ne nts
6
Se ve re ly d a ma g e d fe nd e rs, la rg e c ra c ks,
b ro ke n o r missing c o mp o ne nts
www.shib a ta -a sia .c o m
Expe c te d
Pe rfo rm a nc e
Fe nd e r will b e
a b le to func tio n
a d e q ua te ly
Fe nd e r a b le to
func tio n, b ut
p e rfo rma nc e
c o mp ro mise d
Fe nd e r una b le to
func tio n
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
EXAMPLE 1
EXAMPLE 2
G RADE 4
Da m a g e to Fe nde r
C o m pro m ise d
Pe rfo rm a nc e
G RADE 5
Da m a g e to Fe nde r
C o m pro m ise d
Pe rfo rm a nc e
www.shib a ta -a sia .c o m
EXAMPLE 3
G RADE 6
Exte nsive Da m a g e to Fe nde r
Lim ite d Pe rfo rm a nc e
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Ana lysis o f Da ta
The re p o rte d ra te o f d a ma g e o f fe nd e rs wa s c o lla te d , a nd
a na lyse d b a se d o n typ e o f ve sse l, b e rth usa g e a nd ve sse l size
a nd lo c a tio n
Re po rt Finding s
Po rts with sma lle r d ra ft ha d a hig he r ra te o f d a ma g e d fe nd e rs
Be rths c a te ring to G e ne ra l C a rg o a nd Wo rkb o a ts ha d a hig he r
ra te o f d a ma g e d fe nd e rs
C o nc lusio n
The ra te o f d a ma g e o f fe nd e rs a t b e rths with sma lle r d ra ft (ie
sma lle r ve sse ls) a nd wo rkb o a ts is d ue to the p a rtia l c o mp re ssio n o f
sma ll fe nd e rs b y ve sse l rub b ing stra ke s a nd b e lting s, whic h
o ve rlo a d s the fe nd e rs
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
FENDER
BELTING
PARTIAL
C O MPRESSIO N
LEADS TO
O VERLO ADING
www.shib a ta -a sia .c o m
BELTING
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Da m a g e to the to p o f fe nde rs is a c le a r indic a to r tha t
fe nde rs a re b e ing o ve r- c o m pre sse d
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Re c o m m e nda tio ns
To e nsure tha t o p e ra tio ns c o ntinue e ffic ie ntly a nd sa fe ly, p o rts
sho uld d e ve lo p a suita b le ma inte na nc e ma na g e me nt syste m
tha t inc lud e s re g ula r insp e c tio n a nd g ra d ing o f fe nd e rs.
Ba se d o n the g ra d ing a nd e va lua te d func tio na lity o f the fe nd e rs,
a p p ro p ria te me a sure s sho uld b e e sta b lishe d to re p a ir o r re p la c e
fe nd e rs a nd c o mp o ne nts a s re q uire d
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Insta lla tio n, O pe ra tio n a nd Ma inte na nc e
Ma nua l
C o mp le te g uid a nc e fo r insta lla tio n a nd
o p e ra tio n o f fe nd e rs
Re c o mme nd e d p ra c tic e s fo r fe nd e r
ma inte na nc e , inc lud ing :
Insp e c tio n Pe rio d s
Insp e c tio n C he c klists
Do c ume nta tio n a nd Re p o rting
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
PANEL
CHAIN
FENDER
UHMW-PE
FACING
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Le ve l 1
Le ve l 2
Le ve l 3
c lo se visua l
inspe c tio n
Inte rim
m a inte na nc e
Ma jo r
m a inte na nc e o r
o ve rha ul
Rub b e r fe nd e rs
Eve ry ye a r
4–6 ye a rs
15–25 ye a rs
Ste e l p a ne ls (fra me s)
Eve ry ye a r
4–6 ye a rs
15–25 ye a rs
UHMW-PE fa c e p a d s
Eve ry ye a r
4–6 ye a rs
15–25 ye a rs
Anc ho rs & b o lts
Eve ry ye a r
4–6 ye a rs
15–25 ye a rs
C ha in Syste ms
Eve ry ye a r
2–4 ye a rs
5–10 ye a rs
INSPEC TIO N A ND
MA INTENA NC E PRO G RA M
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
C O MPO NENT
Fe nd e r
Vulne ra b ility
Ma inte na nc e Re q uire d
O ve rlo a d ing
Re p a ir mino r c ra c ks a nd
e xp o se d p la te s
Lo ng te rm stra in
C o rro sio n (Ste e l Pla te s)
Ma inta in sup p o rt c ha ins
Re p la c e me nt if ne c e ssa ry
Re p a ir p a int syste ms
Ste e l Pa ne l
C o rro sio n
Re p la c e s a no d e s
O ve rha ul (re -b la st a nd p a int)
C ha in
Syste ms
C o rro sio n
Fa c ing Pa d
We a r
Tig hte n a d juste rs
Re p la c e me nt o f c o mp o ne nts
Re p la c e d a ma g e s a nd wo rn
p a rts
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
Re c o m m e nde d O pe ra ting Spa re s
C o mp le te Syste ms (o p e ra te d uring o ve rha ul)
C o mp o ne nts
UHMW-PE Pa d s (e sp e c ia lly c o rne r p a d s)
UHMW-PE b o lts a nd wa she rs
C ha in Syste ms
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
MAINTENANC E WILL MAKE A DIFFERENC E
www.shib a ta -a sia .c o m
13 th ASEAN Po rts a nd Shipping 2015
REC O MMENDED PRO C EDURES FO R THE
MAINTENANC E O F MARINE FENDERS
FO R C O PIES O F EITHER DO C UMENTS:
REV IEW O F M A RINE FENDER PERFO RM A NC E
or
SHIBA TA INSTA LLA TIO N, O PERA TIO N A ND M A INTENA NC E
M A NUA L
C O NTAC T SHIBATA ASIA
info @ shib a ta - a sia .c o m
+60 3 3291 4866
www.shib a ta -a sia .c o m