M MRP – PRESENTATI O N T O IA CRESIDENTS O F: 35 O ’SH A N ASSY STREET, N O RTH MELB O URNE

ASSUMED L O C ATI O N C H ARA C TERISTI C S

So urc e : EES- C h a p t e r 13- N o ise & V i b r a tio n (p a g e 13 -1)

N O RTH MELB O URNE L O C ATI O N C H ARA C TERISTI C S

Th e w orst e ff e c t e d h o use in A rd e n p re c in c t

• N o Hi g h-rises

• N o c o ntinu o us or int e rm itt e nt tr a ms or tr a ins n o ise a n d v i b r a tio n

• N o m a jor a rt e ri a l ro a ds n o ise

• N o h e a vy v e h i c l e tr a nsp ort

• N o m a jor p u b li c e v e nts

• N o n o ise a n d v i br a tio n fro m m a jor c o nstru c tio n sit es in c lose p roxi m ity

• Sin g l e or d o u b l e store ys fre est a n d in g d w e llin gs, w ith liv in g a re a s o n gro un d or b e lo w gro un d l e v e l (o ft e n H e rit a g e list e d) – THE M O ST VULNERABLE

Pot e nti a lly th e w orst a ff e c t e d a re a o n th e e ntire M MRP ro ut e

DIVERSE C H ARA C TERISTI C S O F DIFFERENT PRE C IN C TS AL O N G THE R O UTE MUST BE C O NSIDERED A N D MUST BE IN C O RP O RATED IN T O DESI G N C O NSTRA INTS A N D S O LUTI O NS

C O M MUNITY EN G A G EMENTTUNNEL DEPTH:• Approx. 17m (28/10/2015

C O M MUNITY C ENTRE, N O RTH MELB O URNE)

• Approx. 20m ( Le tt e r fro m M MRA 28/J a n /2016, Re f: D O C /16/4851

• Approx. 13m – EES d o c u m e nts – Se c tio n d r a w in g – Ard e n tunn e l p r e c in c t

Western Distributors information info booth. Good example of community consultation. Located in front of library for 7 consecutive days.

R O UTE ALI G N MENT

TUNNEL ROUTE: Curzon, O’Shanassy & Courney Streets

R O UTE ALLI G N MENTErrol Street, O’Shanassy Street & Curzon Street

P O O R DESI G N PRA C TI C E

Po or D esi g n Pr a c ti c e

Th e sh a llo w est tunn e lun d e r th e m ostvu ln e r a b l e r esi d e nti a la r e a

Th e h ig h est n o nc o m p li a n c e a lo n g th e sh a llo w est p a rt o f th e tunn e l

� “Best p r a c ti c e sh o u l d a c h i e v e th e h i g h est q u a lity o ut c o m es thro u g h d esi g n N O T thro u g h m itig a tio n , re tro fit or re n o v a tio n” – C ity O f M e l b o urn e EES Su b m issio n

� M MRA e m p loys risky , p o or d esi g n p r a c ti c e inv o lv in g:

• D esi g n in g to m a xi m u m a llo w e d v a lu es (n o ise a n d v i br a tio n)

• Exc e e d in g m a xi m u m a llo w e d v a lu es• A c h i e v in g c o m p li a n c e thro u g h m itig a tio n

� Th is resu lts in lo w tunn e l d e p th a n d p ot e nti a l h i g h i m p a c t d urin g c o nstru c tio n ti m e a n d o n g o in g issu es w ith o p e r a tio n a l n o ise a n d v i br a tio n

P O O R DESI G N PRA C TI C E

Wh a t if m iti g a tio n int e rv e ntio n f a ils?

Source: EES: Technical Appendix: E - Figure E 26

� Wh a t if m itig a tio n d o esn ’t d e liv e r e xp e c t e d resu lts?

� Wh a t is th e p l a n “B” c o nsi d e rin g th a t a t th a t st a g e th e tunn e l c a n ’ t b e lo w e re d a n d th a t h i g h e r m itig a tio n t e c hn i q u e d o esn ’t exist (A rd e n p re c in c t re q u ires “v e ry h i g h a tt e nu a tio n” to a c h i e v e m in im u m re q u ire m e nts)?

� Wh o w ill m o n itor th e a c tu a l l e v e ls o f o p e r a tio n a l a n d m a int e n a n c e n o ise a n d v i br a tio n? (M MRA h a v e v est e d int e rest in th e p ro j e c t a n d is n o t c o nsi d e re d “ in d e p e n d e nt” , M MRP is a PPP p ro j e c t – c o u l d th e m o n itorin g e n d u p in th e h a n ds o f a p riv a t e c orp or a tio n a n d h o w w o u l d th e c orp or a tio n p rot e c t th e int e rest o f resi d e nts vs p ro fit?)

� Wh o w ill d e a l w ith c o m p l a ints a n d c l a ims a risin g fro m exc e e d e d l e v e ls o f o p e r a tio n a l v i br a tio n a n d n o ise , a n d h o w w o u l d th e a ff e c t e d resi d e nt b e c o m p e ns a t e d (w h i c h A c t c o v e rs th ese situ a tio ns?)

THE TUN NEL DEPTH

Im p a c t a t pro p ose d Tunn e l D e p th Pro p ose d Tunn e l D e p th

Approx. 12-13 m

Houses with below ground living or working areas

TUNNEL DEPTH INFORMATION AS PROVIDED BY MMRA:• Approx. 17m (C o m m un ity C o nsu lt a tio n: 28 /10 /2015

C O M MUNITY C ENTRE, N O RTH MELB O URNE)• Approx. 20m ( Le tt e r fro m M MRA 28/J a n /2016, Re f:

D O C /16/4851• Approx. 13m – EES d o c u m e nts – Se c tio n dr a w in g –

Ard e n tunn e l pr e c in c t

O PERATI O N AL N O ISE A N D V IBRATI O N

Existin g B a se lin e N o ise a n d V i br a tio n M e a sure m e nt – Tunn e l Pre c in c t

� M e a sure m e nt o f e xistin g (ext e rn a l a n d int e rn a l) a m b i e nt n o ise a n d v i br a tio n n ot c o n d u c t e d a lo n g ‘Tunn e l p re c in c t”

� Existin g n o ise a n d v i br a tio n m e a sure d o n lo c a tio ns: n o t re l a t e d to M MRP ro ut e a n d n ot “ e q u iv a l e nt” to tunn e l p re c in c t lo c a tio n

� W orkin g w ith in a d e q u a t e b a se lin e n o ise a n d v i b r a tio n p a r a m e t e rs m i g ht i m p a c t / influ e n c e p re d i c t e d n o ise a n d v i b r a tio n l e v e ls

� M MRA st a t es th a t int e rn a l m e a sure m e nt o f e xistin g n o ises a n d v i br a tio n l e v e ls in existin g h o uses a b o v e th e tunn e l p re c in c t is n o t re q u ire d . C o m m un ity d is a gre e .

EES_Chapter 13-Baseline Vibration Measurement

EES_Chapter 13-Baseline Noise Measurement

O PERATI O N AL N O ISE A N D V IBRATI O N

“ V i br a tio n C o n d itio n” c l a ssifi c a tio n

� EES c l a ssifi es o p e r a tio n a l v i b r a tio n a s “ int e rm itt e nt” a n d b a se c a l c u l a tio ns o f p re d i c t e d v i b r a tio n d ose v a lu e o n th a t c rit e ri a .

� Th is c o n d itio n c l a ssifi c a tio n d o esn ’ t re p rese nt th e c o n d itio n o f o p e r a tio n a l v i b r a tio n a c c ur a t e ly c o nsi d e rin g th a t p re d i c t e d tr a in fre q u e n c y in e a c h tunn e l w ill b e 1-3 m in .

� If v i b r a tio n c a l c u l a tio n is b a se d o n “ int e rm itt e nt c l a ssifi c a tio n” th a t w o u l d a llo w f or m u c h h i g h e r v i b r a tio n v a lu es, a n d w o u l d h a v e a m u c h m ore si g n ifi c a nt i m p a c t o n a ff e c t resi d e nts liv in g a b o v e tunn e l

� Th e V i b r a tio n c o n d itio n sh a ll b e c l a ssifi e d a s “ C o ntinu o us” in a c c ord a n c e to EES’s Su m m a ry se c tio n d esc ri p tio n o f se rv i c es a s: “…continuous trains e li m in a tin g th e n e e d f or ti m e t a b lin g .”

INTERM ITTENT: c o m in g a n d g o in g a t inte rv a ls : n ot c o ntinu o us. St a rtin g , sto p p in g , a n d st a rtin g a g a in : n ot c o nst a nt or st e a d y .So ur c e : M e rri a m-W e bst e r D i c tio n a ry

C O NTINU O US V i b r a tio n c o ntinu e s un int e rru pt e d f or a d e fin e d p e rio d o f tim e (usu a lly thro u g h o ut d a ytim e a n d / or n i g ht-tim e). So ur c e : BS 6472–1992

0.5-1.5 Min

Level of continuous noise?

O PERATI O N AL N O ISE A N D V IBRATI O N

O p e r a tio n a l N o ise O p e r a tio n a l V i b r a tio n

So ur c e : M MRA – Bri e fin g to N orth M e lb o urn e r e si d e nts, Ju ly 2016

Pre d i c t e d c o ntinuo us o p e r a tio n a l gro un d b orn e n o ise l e v e l:

Pre d i c t e d c o ntinuo us o p e r a tio n a l gro un d b orn e v i br a tio n l e v e l:

Wh a t is th e p hysi c a l int e rp re t a tio n o f th e p re d i c t e d c o ntinuo us gro un d b orn e n o ise l e v e l a n d h o w it c o m p a res w ith existin g n o ise l e v e ls?

So ur c e : M MRA – Bri e fin g to N orth M e lb o urn e r e si d e nts, Ju ly 2016

Wh a t is th e p hysi c a l int e rp re t a tio n o f th e p re d i c t e d c o ntinuo us gro un d b orn e v i br a tio n l e v e l a n d h o w it c o m p a res w ith existin g v i br a tio n l e v e ls?

PR O JE C T RISKS: TUN NEL PRE C IN C T – G REY AREAS

D isc rim in a tory D esi g n C o nstr a ints – Tunn e l Pre c in c t

� D esi g n C rit e ri a In c lu d e : Use rs c o nv e n i e n c e a n d e a se o f a c c ess, o p e r a tio n a l c o nstr a ints, i m p a c t o n b usin esses a n d institutio ns, p ro j e c t c ost & d e liv e ry ti m e

� D esi g n C rit e ri a Exc lu d e : i m p a c t o n resi d e nts liv in g a b o v e th e “Tunn e l Pre c in c t”

Resu ltin g in:

� Po or d esi g n o ut c o m e - th e lo w est tunn e l d e p th un d e r th e m ost vu ln e r a b l e resi d e nti a l a re a s, re l a y in g o n a v e ry h i g h a tt e nu a tio n to b a re ly m e e t m in im u m n o ise a n d v i br a tio n re q u ire m e nts p resc ri b e d b y th e re l e v a nt g u i d e lin es.

� La c k o f c o nsi d e r a tio n o f th e M MRP i m p a c t o n resi d e nts liv in g a b o v e th e “Tunn e l p re c in c t” . Ty p i c a lly , m a jority o f i m p a c t a n a lysis in EES f o c us o n st a tio n p re c in c ts.

� EES d o es n o t p ro v i d e a n a lysis o n b io d iv e rsity o f e xistin g flor a a n d f a un a a b o v e “Tunn e l Pre c in c t” a n d p ot e nti a l M MRP’s i m p a c t o n th e m .

� V e ry sh a llo w tunn e l d e p th ( a p p rox. 13m) m i g ht h a v e a n i m p a c t o n v e ry o l d , est a b lish e d Pl a t a nustre es w ith a su bst a nti a l ro ot syst e m a n d in-gro un d f a un a (gro un d b orn e n o ise ).

Tunn e l Pre c in c t – Flor a & F a un a

PR O JE C T RISKS: TUN NEL PRE C IN C T – G REY AREAS

EES b a se d o n li m it e d existin g c o n d itio n surv e y o f “Tunn e l pre c in c t” :

� La c k o f “Tunn e l Pre c in c t” a re a surv e y a n d un d e rst a n d in g o f sp e c ifi c lo c a tio n c h a r a c t e risti cs. (c ity vs inn e r c ity n e i g h b o urh o o d c h a r a c t e risti cs).

� N e w d e v e lo p m e nt un d e r c o nstru c tio n o n th e c orn e r o f A rd e n a n d A b b otsford stre e t w ith a to t a l d e p th (in c lu d in g f o otin gs) o f 10-12m b e lo w n a tur a l gro un d l e v e l. Th e tunn e l runs un d e r th e sit e .

� A nu m b e r o f h o uses a lo n g th e Tunn e l Pre c in c t h a v e un d e rgro un d liv in g sp a c es. It se e ms th a t EES d o esn ’t in c lu d e d e t a il e d surv e y th a t w o u l d a llo w re a lis a tio n th a t th e tunn e l d e p th un d e r so m e h o uses w ill b e o n ly a b o ut 7m -8m .

� Existin g int e rn a l a n d ext e rn a l b a se lin e n o ise a n d v i br a tio n m e a sure m e nt n o t c o n d u c t e d a lo n g th e “Tunn e l Pre c in c t” .

PR O JE C T RISKS: TUN NEL PRE C IN C T – G REY AREAS

So c i a l Im p a c t: Pl a nn in g C o ntro ls:

� C ity o f M e l b o urn e a lso r a ises th e ir c o n c e rn a b o ut M MRA ’sp ro p os a l to exc lu d e tunn e ls fro m d e v e lo p m e nt p l a n th a t is su b j e c t to Pl a nn in g A p p ro v a l ( C ity o f M e l b o urn e EES d r a ft su b m issio n; Se c tio n 13.2.1 A p p ro v a l o f D e v e lo p m e nt Pl a ns (p a g e 104)):

"A lth o u g h th e In c orp or a t e d D o c u m e nt f a c ilit a t es th e use a n d d e v e lo p m e nt o f l a n d f or th e e nt ire p ro j e c t in c lu d in g tunn e ls a s w e ll a s st a t io n , p ort a ls a n d a sso c i a t e d in fr a stru c ture , th e re q u ire m e nt t o su b m it a d e v e lo p m e nt p l a n f or a p p ro v a l re l a t es o n ly to th e p a rts o f th e p ro j e c t a b o v e a n d a t gro un d l e v e l a n d u p to t i c k e t e d a re a s."

"Th e p l a nn in g a p p ro v a l w ill b e th e p ri m a ry st a tutory a p p ro v a l f or th e e nt ire p ro j e c t . As su c h , it is su b m itt e d th a t it sh o u l d re q u ire d e v e lo p m e nt p l a ns t o b e su b m itt e d f or th e e nt ire p ro j e c t ."

� So c i a l i m p a c t o n a re a s a b o v e th e un d e rgro un d tunn e l lik e : tr a ffi c c losure , c o n g estio ns a n d re lo c a tio ns, a re a lso n ot a d d resse d b y EES.

� C ity o f M e l b o urn e EES Dr a ft Su b m issio n (So c i a l i m p a c t a n d d isp l a c e m e nt: C BD So uth St a tio n - 'HÀFLHQFLHV��SDJH�����

”Th e EES d o es n o t s a t isf a c torily a d d ress th e so c i a l i m p a c ts o f th e p ro j e c t o n a ll se c t io ns o f th e c o m m un ity a n d th e d isp l a c e m e nt o f vu ln e r a b l e c o m m un it i es."

C O MPENSATI O N A N D D A M A G ES

Tunn e l Pre c in c t M a p D D O M a p A c q u isitio n M a p

?