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I. The occupational exposure to noise

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-T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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in d u st ri a l n o is e : a s lo w p ro g re ss in d u st ri a l v ib ra ti o n s : st ill a lo n g w a y t o g o … o c c u p a ti o n a l h e a lt h is su e s r. K a tr ie n M a tt a n Ir . J a n V a n P e te g h e m cc u p a ti o n a l P h y si ci a n / S a fe ty E x p e rt D ir e ct o r o f th e R is k M a n a g e m e n t d iv is io -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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3 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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waarbij

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4 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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L im it v a lu e s fo r n o is e e x p o su re in d if fe re n t e n v ir o n m e n ts L (A )e q (n o rm N B N S 1 -4 0 1 ) n v ir o nm en t I II II I IV ff ic e s - u p p e r m an a g e m en t - lo w e r m an a g e m en t - em p lo y ee s 30 35 40 35 40 45 40 45 50 45 50 55 y p in g r o o m 45 45 50 55 o m pu te r r oo m 55 55 60 65 o ll eg e r oo m 35 40 45 50 e eti n g r oo m 40 45 50 55 e st au ra n t 45 50 55 60 ab o ra to ri es 55 55 60 60 o p s 40 45 60 60 ro d u ct io n a re a s 50 à 75 : r esi d en ti al a re a s, m o re th an 5 0 0 m aw ay fr o m b u sy tr af fic ro u te s : u rb an r e si d en ti al a re as , l es s th an 5 0 0 m a w a y f ro m b u sy t ra ffi c rou te s I : s hopp in g o r li gh t in d u st ry a re a s : c ity c en tr es , h ea v y indu st ry , p rox imit y o f a m o to r w ay o r a n ai rp o rt

(4)

7 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

-2

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8 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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9 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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(6)

1 1 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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(7)

-T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

-N

o

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ti

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T

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(8)

1 5 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

-1

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T

ra

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1 6 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

-2

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M

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m

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p

le

m

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ta

ti

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in

B

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m

1

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L

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su

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(9)

-T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

-III

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O

c

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(

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2

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1 . Ill n e ss e s re a lt e d t o v ib ra ti o n e x p o su re ( in c l. b a c k in ju ri e s) 2 . D e a fn e ss 3 . N e u ro p a ra ly si s d u e t o p re ss u re 4 . D e rm a to si s 5 . S ili c o si s 6 . A lle rg y t o n a tu ra l l a te x 7 . M e so th e lio m a 8 . A sb e st o si s 9 . L u n g c a n c e r d u e t o a sb e st o s e x p o su re 1 0 . F a ri n o si s

(10)

1 9 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s -O b je c ti v e o f th e B e lg ia n r e g u la ti o n s -p re v e n ti o n a n d e a rl y d ia g n o st ic o f a n y d a m a g e a ss o c ia te d w it h t h e e x p o su re t o n o is e a n d v ib ra ti o n s. M e d ic a l e x a m in a ti o n s (R o y a l D e c re e 2 8 / 0 5 / 2 0 0 3 h e a lt h s u p e rv is io n ) -w h o n e e d s to b e m e d ic a lly s u rv e ill e d ? “ C a t 3 : a c ti v it ie s w it h a d e fin it e r is k : e x p o su re t o f y si c a l a g e n ts > n o is e , v ib ra ti o n s” E x p o su re ? -T h e e m p lo y e r sh o u ld d e te rm in e w h e th e r th e re is e x p o su re o r n o t -T h e e m p lo y e r sh o u ld m e a su re t h e e x p o su re le v e ls

2

.

E

x

p

o

su

re

t

o

n

o

is

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/

v

ib

ra

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:

t

h

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p

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2 0 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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.

N

o

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x

p

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1 .1 . A c tu a l s it u a ti o n H e a lt h s u rv e ill a n c e , in c lu d in g a u d io m e tr y , is m a n d a to ry f o r n o is e e x p o su re le v e ls a b o v e 8 5 d B (A ) L e q : -d u ri n g t h e p re -e m p lo y m e n t e x a m -a ft e r 1 2 m o n th s -a ft e rw a rd s : e v e ry 1 t o 3 y e a r F o r w o rk e rs e x p o se d t o a b o v e 9 0 d B (A ) L e q : -d u ri n g t h e p re -e m p lo y m e n t e x a m -p e ri o d ic a lly : o n c e p e r y e a r

(11)

2 1 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

-3

.

N

o

is

e

e

x

p

o

su

re

a

n

d

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p

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a

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rv

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a

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c

e

(

2

)

1 .2 . T h e f u tu re s it u a ti o n a ft e r the im p le m e n ta ti o n o f t h e d ir e c ti v e 2 0 0 3 /1 0 /E C If e x p o su re > n e w l o w e r a c ti o n le v e l ( 8 0 d B (A )) -h e a lt h s u rv e ill a n c e w ill m o st p ro b a b ly b e m a n d a to ry -fr e q u e n c y ? If e x p o su re > n e w u p p e r a c ti o n le v e l 8 5 d B (A )) -h e a lt h s u rv e ill a n c e w ill b e m a n d a to ry -p e ri o d ic it y : o n c e p e r y e a r 2 2 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

-3

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(

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(12)

2 3 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

-4

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D e a fn e ss d u e t o o c c u p a ti o n a l e x p o su re t o n o is e is c o n si d e re d in B e lg iu m a s a n o c c u p a ti o n a l i lln e ss . It f ig u re s o n t h e li m it a ti v e li st o f p ro fe ss io n a l C o n d it io n S ta n d a rd f o r re c o g n it io n : m in im u m h e a ri n g lo ss = 5 0 d B o n t h e b e st e a r, a ft e r h a v in g a p p lie d t o f o llo w in g f o rm u la : H e a ri n g lo ss o n 1 0 0 0 H z + lo ss o n 2 0 0 0 H z + lo ss o n 3 0 0 0 H z 3 In 2 0 0 3 : 2 5 % o f th e r e c o g n is e d o c c u p a ti o n a l i lln e ss e s w h e re d u e t o o c c u p a ti o n a l n o is e a n d v ib ra ti o n s e x p o su re , g o o d f o r 7 ,4 m il. E u ro 2 4 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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2 5 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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P ra c ti c a l d ra w b a c k s w it h r e sp e c t to p re v e n ti o n p ro g ra m m e s -o c c u p a ti o n a l d e a fn e ss a d v a n c e s st e a lt h ily : w o rk e rs a re h a rd t o c o n v in c e w e a ri n g P P E -P P E ’s a re o ft e n u n c o m fo rt a b le -P P E ’s a re o ft e n im p ro p e rl y u se d -a t h ig h n o is e le v e ls : e ff ic ie n c y o f P P E ’s is g re a tl y r e d u c e d w h e n n o t w o rn c o n st a n tl y -C o m m u n ic a ti o n d if fic u lt ie s > ! S a fe ty ri sk T h e e m p lo y e r h a s to m a k e a c o n si d e ra b le e ff o rt t o e n su re t h e c o rr e c t u se o f th e P P E ’s . 2 6 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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1 .1 . A c tu a l s it u a ti o n ( 1 9 9 8 ) N o a c ti o n le v e ls T h e e m p lo y e r m u st d e te rm in e w h e th e r th e re is e x p o su re If y e s, -e v a lu a te o n t h e b a si s o f th e w o rk p ra c ti c e s -d a ta p ro v id e d b y t h e m a n if a c tu re ( f a b ri k a n t ) -a n d w h e n n e c e ss a ry , m e a su re t h e e x p o su re le v e ls H e a lt h S u rv e ill a n c e : W h e n e x p o su re > 7 d a y s / y e a r : a n n u a l e x a m -H a n d a rm < 1 0 0 H z : R X u p p e r lim b s -H a n d a rm > 1 0 0 H z : f in g e r te m p e ra tu re -W B V < 2 0 H z : R X s p in e

(14)

2 7 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

-5

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1 .2 . T h e f u tu re s it u a ti o n a ft e r th e im p le m e n ta ti o n o f th e d ir e c ti v e 2 0 0 2 /4 4 / E U -L im it s : H a n d a rm : 2 ,5 a c ti o n le v e l ( 5 e x p o su re li m it v a lu e ) W B V : 0 ,5 a c ti o n le v e l ( 1 ,1 5 e x p o su re li m it v a lu e ) . -H e a lt h s u rv e ill a n c e if : e x p o su re > a c ti o n le v e l in c lu d in g : -W B V < 2 0 H z : R X s p in e -H a n d a rm V < 1 0 0 H z : R X u p p e r lim b s -H a n d a rm V > 1 0 0 H z : f in g e r te m p e ra tu re 2 8 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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-T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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H a n d -a rm v ib ra ti o n s T h e p a th o lo g y d e p e n d s o n t h e v ib ra ti o n f re q u e n c y : 1 . V ib ra ti o n s in lo w f re q u e n c y b a n d s ( < 6 0 H z ) : e x . p n e u m a ti c h a m m e r o st e o -a rt ic u la ry : -b o n e a n d j o in t d is o rd e rs a t sh o u ld e rs , e lb o w s, w ri st s ( a rt ro si s, v a c u o le s, .. ) -K ie n b ö c h d e se a se ( n e c ro se o s lu n a tu m ) -K ö h le r d e se a se ( p se u d o -a rt ro se o s sc a p h o ïd e u m ) S y m p to m s : p a in a n d li m it a ti o n s o f th e j o in ts .

(16)

3 1 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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n d -a rm v ib ra ti o n s V ib ra ti o n s in m e d iu m f re q u e n c y b a n d s ( 6 0 – 2 0 0 H z ) . v e rt ic a l g ri n d in g m a ch in e sc u la r : R a y n o u d p h e n o m e n o n ( w h it e f in g e rs ) g e D eg r e e D e sc r ip tio n o f t h e cr isi s 0 N o fits 1 L ig h t O cc a si o n a l fits , l imit ed t o th e e x tr e m iti es o f t h e p h a la n x e s o f o n e o f m o re fi n g e rs 2 M o d e ra te O cc a si o n a l fits i n th e s e co n d a nd th ir d p h a la n x e s o f o n e o r m o re fi n g e rs 3 S ev e re R e p ea te d fit s i n a ll p h a la n x e s o f s ev e ra l fi n g e rs 4 V e ry s ev e re L ik e 3 , w it h tr op ic a l ch an g e s o f t h e s k in a t t h e fi n g er ti p s 3 2 -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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d -a rm v ib ra ti o n s ib ra ti o n s in h ig h f re q u e n c y b a n d s ( > 2 0 0 H z ) . sm o o th in g m a ch in e s ro lo g ic a l e ff e c ts : p a th o lo g ie s n e rv e s in t h e h a n d s a n d f in g e rs : ta g e S y m pt o m s 0 E x p o su re to v ib ra ti on s, w it h o u t s y m p to ms 1 In te rmitt en t p ar e st h e si e s, w it h o u r w it h o u t p a in 2 In te rmitt en t o r c o n ti n u o u s p ar e st h e si es , l es se n ing o f t h e s en so ry c ap a c iti es 3 In te rmitt en t o r c o n ti n u o u s p ar e st h e si es , l es se n ing o f t h e to u c h p e rc ep ti on an d /o r fi n g e r d ex te rit y

(17)

-T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

-6

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W h o le B o d y V ib ra ti o n s -p ro d u c e d b y v e h ic le s (e x . d ri v in g a f o rk li ft t ru c k ) a n d m a c h in e s (e x . st a n d in g o n p la tf o rm s) -e n te ri n g t h e b o d y t h ro u g h t h e f e e t a n d s e a t -a ss o c ia te d h e a lt h e ff e c ts : -lo w b a c k p a in -sp in e p ro b le m s -T h e E .U . D ir e c ti v e s o n n o is e a n d v ib ra ti o n s

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References

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