Lung Cheung Road Flyover • •

•. it

_.'" - • 111111 .. '

....• ,. HONG KONG GOVERNMENT •

IDGHWAYS ·DEPARTMENT .;- s' • ,.~ PWP Item 454TH: Lung Cheung Road Flyover • • ... ..• ,.,:..' ~• Focussed Environmental Impact Assessment • .

•

Volume 11 ...... "):

DRAWINGS

Peter Fraenkel BMT (Asia) Ltd.

in association with l Enpac Ltd.

Urbis Travers Morgan Ltd.

February 1993 , r.

IDGHWAYSDEPARTMENT

PWP Item 454TH: Lung Cheung Road Flyover

Focussed Environmental Impact Assessment

Volume 11

DRAWINGS

Peter Fraenkel BMT (Asia) Ltd.

in association with

Enpac Ltd.

Urbis Travers Morgan Ltd.

FebrualY 1993

Highways Department Peter Fraenkel BMT (Asia) Ltd. Highways (Kowloon) Region 7/F. Swire & Maclaine House Farm Road Government Offices 21 Austin Avenue 11 Farm Road, Kowloon Kowloon AGREEMENT NO. CE 42/91 18 Predicted Air Quality: 2011 Option A - (A) Carbon Monoxide (B) Nitrogen Dioxide LUNG CHEUNG ROAD FLYOVER (C) TSP FROM HAMMER HILL ROAD TO NEW CLEARWATER BAY ROAD (pWP Item No. 454TH) 19 Predicted Air Quality: 2011 Option B - (A) Carbon Monoxide (B) Nitrogen Dioxide FOCUSED ENVIRONMENTAL IMPACT ASSESSMENT (C) TSP

20 Predicted Air Quality: 2011 Option C - (A) Carbon Monoxide REPORT DRAWINGS (B) Nitrogen Dioxide (C) TSP

21 Panoramic photos Sheet 1 Study Area Sheet 2 Sheet 3 * Sensitive Receivers 22 * Noise Contours - Do Nothing Outline Zoning Plan with Route Options 23 * Noise Contours Option A Outline Development Plan with Route Options 24 * Noise Contours Option B Village Layout Plan with Route Options 25 * Noise Contours Option C Location of Noise & Air Quality Measurements 26 * Noise Contours Options A & B (mitigated) Land Ownership Plan 27 * Noise Contours Option C (mitigated) Visual Character Plan 28 Air (No,) Contours - Do Nothing Existing Landscape 29 AQ Contours Option A Engineering Layout and Profile Option A 30 AQ Contours Option B Engineering Layout and Profile Option B 31 AQ Contours Option C Engineering Layout and Profile Option C 32 Zone of VisuaI.Influence Options A & B Engineering Features· . Sheet 1 of 4 Typical Flyover Cross Sections 33 Zone of Visual Influence Option C Sheet 2 of 4 Option A Sheet 3 of 4 Option B 34 Noise Mitigation Measures Noise Barrier Sheet 4 of 4 Option C 35 * Noise Mitigation Measures Noise Enclosure Construction Requirements and Working Areas Sheet 1 Sheet 2 36 Landscape Mitigation Measures Option A Sheet 3 37 Landscape Mitigation Measures Option B Predicted Facade Noise Levels: 2011 Option A 38 Landscape Mitigation Measures Option C Predicted Facade Noise Levels: 2011 Option B 39 The Decision Matrix Predicted Facade Noise Levels: 2011 Option C 40 * The Recommended Scheme

BMT (Asia) Lld. * Drawing amended following comments on Draft Final Report LEGEND: -

A ROUTE OPTIONS WORKING AREA -t-____ t_ STUDY AREA

Scale o 25 50 75 100 150 J ! ! ! !

Figure 1 Study Area URBIS __Y:,' \~: \

Figure 2 * Identification of Sensitive Receivers .• ~. ,.-- ... ,~ , . ,-, .,,'' " / " I ", ...... / . r , I \ \ , , "- " " " '

\ This drawing is ° tl' . . Ngau Ch'I W an _ 0 u metr based on et·x racts fro th ~ I ' Ngau Tau Kok &.;/. me Zoning Plan: Plan ~ e ,ollowing : Plan.. .. No. S/K13/6. owloon Bay - Outline Z onmgPlan:.0, S/K12/4

Scale o 25 50 75 100 I I I ! I

Outline Zonin Figure 3 g Plan with Route Options URBIS I , I .\.-~' " , " 11

...... ,~. ~ - ~ .. \ \,.. ". , ' , - ..... -~ , , .. \:""'", .., .. _.,. , '. , • . \. I, .. • , .

~~~+~-",.- .....j.. -,.~ ._. -'.J4.~ -III_!'" . . , ' , I ,, .' .. . '. , , . .

This drawing is bas~d on an extract from Ngau Chi Wan Outline, Development Plan: Plan No. D/K1212C.

Scale o 25 50 75 lOO 150M I I I I ! I

Figure 4 . Outline Development Plan with Route Options DRBIS : : ; " : • , • " rsJ • / , . : : • : . r

t I

I I I. "!I I i :' I ,". .!!..~ :j 'j ~ ~ I In .,,! ,. :~•••• ;;:1:1: • .. •I I I

...... -,.".-

___Q4_-7- __

. -~ - -- -~~- This drawing has been produced from Ngau Chi Wan Village· Layout Plan: Plan No. LlK12/2A

Figure 5 Village Layout Plan with Route Options URBIS Legend:

Noise and Air Quality Monitoring Station a* Satellite Noise Monitoring _ Point

Figure 6 Location of Noise & Air Quality Measurements ,/' .. Legend

JL:J Privately Owned Land

I, " Scale ,j

o 25 50 75 100 " ! ! ! I I :1

Figure 7 Land Ownership Plan URBIS I Legend

I-HammerHiII v - Lung Chcung Road! ~ Clea~water Bay Road Corridor 11 II-Cut Hill slopes ,~,~':'<'!.,( VI- Hammer HilI Sports ... \ .... - \ IX-Central Core I III-choi Wan Estate .... y ~ .... :!. Complex J2J

IVPin~ Shek + • VII-Bayview Gardens ChOI Hung Estate

Scale o 25 50 75 100 I! ! ! !

Figure 8 Visual Character Plan URBIS Legend

Natural Hillside Area Public Open Space

Existing Trees Private Open Space (Isolated Stands)

Scale o 25 50 75 100 I I 1- - - I- !~~~

Figure 9 Existing Landscape llRBIS

8250 I~SO I~OO I

CONCRETE BEAMS Cl Cl -co ! 50 mm ASP,HALTIC CONCRETE S~RFACING t:I , , , , , , , , . I 1"1 r III * SUBJECT TO ACTUAL SPANS AND DETAILED DESIGN *8 ~ / \ / 1 / \ / .\ \ 1 , I , 1 , , 1/ ~ J ~ , ) ~\ J ~ J ,\ ) - 2000 2000 2000 2000

8250 lilNC:RE1"E CAST IN-SITU 100 mm ASPHALTIC CONCRETE SURFACING 1 0000

2500 2500

8250 275

1 CAST IN-SITU 100 mm ASPI"iAI,.TIC CONCRETE SURFACING 2

* o8 N

Figure 13 Engineering Features \ Sheet 1 of 4 - Typical Flyover Cross Sections 5l'MEW 1".AfI9fl(1 I HUNG Hq i9!!j!!!

~PO ELEVAn;:D ROAO " '0 ASUTHEHT ~

URBAN COUNCil 19"' I NG.\U 011 WAN COMPY!'l! mPO eLEVATED ROAD " 20 " ~o ~ J;'·'l- " - 1------lLlJ------10 , SECTION A4 SECTION A3

NGAU CHI WAN H.L.F.W. rM"ING SYATi ICl.EAFI WATER BAY ROAD I SCIiOOL ST. JOSEPH'S HOME ClEAR WATER !lEVATEO ROAD mPO EQR THf AGED I BA< 00.0 ELEVATED r FUTURE ACCESS I .I lO " I ROAD '-l POOIUH '" ~ LD. ""'""" PROF'LE r-, . '1 I----GATE I-OJSE L -___ _ . r " 20 ------1L ..l ___ _ --"'----~-- " 10 SECTION AS SEC110N AS

mPO " SCHOOl. .." t t~""'''0 -jEX. """HO PROFU ~~/~/" " '" ---~ / 2S ... -~------20 SECTION A8 SECTION A7 ..

,ieI BMT td. Figure 13 Engineering Features Sheet 2 of 4 - Option A f

UMG CHEUttG RO. I CHOI KUNG eslAT!. ""'".. IS

10 • o

SECTION 61 SECTION 62

..IOSEPH'j HOME THE ACEr t INQQQR GAMe; tWJ r' r I.EIOVE MARK£T LUNG APATH oPO,. " 20

10 • SECTION B4 I SECTION 63 CLEAR WATER L~ GATnS( ~.~ I "'..,... I .PO.. " ,. -1_--'.:. 1'" GROUND P""'

10 SECTION B5 SECTION 66

PING SHEK I W!f'OfWlY HD!JSw AREA oPO $All MAN K)USE I SCHOOL lEX. GROUND f'fIOF1LE r-- J. ______50 ~ ______..J .. / / LEVATEO ROAD / // [ox. """'"" " l ______s--- . ~----.// ~,~f~= P~" 30 IL. _____ .../ ;- ABUTMENT _~ zs.. Rt:TAINING WALLS P SECTION 67 SECTION B8

tBMTtd. Figure 13 Engineering Features Sheet 3 of 4 - Option B --..f8.QPOS£D .... UUf'R HILL LEISURE POO~"'PL"'E"-'_f-___~l"UN""'-'-''''''","!JNG'''!L.I''''''''QL- ___-JI'',""''''''-.! ..... '''''.U;"".Al!!!-'-E __ PAOPOSED w.',uoIm HtLL I l.UMG CttEUNG AO'"A"'D_-J\..!C>tD"""LlI.....""'-' ..... ".,,"'- lEISURE POOL CClNPlEi mP.D. " ~"EO ROAD j' GOIOUND PROFILE '" ELEVATED ROo\O LEX. GROUND PROAL£ It...... I-()H HOOSE: ABUtMENT CELLULAR 101 ~ • J " ------'---- i --~~- ---~------'D ---'----~-l,-__ 1 ___, _____ - _____ ~------• D

SECTION Cl SECTION C2

,~.D. • lOT. SEE TEll PING TING AOID I jlAYVIEW GARQEH ,T IS RECOMMANOED THAT THIS SECTION ALSO IS ON STRUC1\JAE I I!IAYVlfW CiAFtOEN It ROAD OH Elo48ANltMENT

FINISHED CiROUND ~OFIl£ ___ J.' ...... D"""'LE J:TED"OAD l EXPAOFlLE GROUND l ----J][---~------

SECTION C3 SECTION C4

jD i·:, ::j 1 ,' II,

:j ',1 '\ 1 '" " . --< POSSIBLE R()C1I. 'D SECTION C5 SECTION C6 ~-

",P.D.

IPING Hit T£MPqWW HOUSING II£A mP.D. oo rEI. GROUND PROFILE • __ _ .. ' r---~- SAU MAN { E1.£VA'ED """" HOUSE /1 / ~~ " ---., L~' ____ _ " ~_*:_ ~1_// 30 l ____ ABUTMENT " RETAINING WALLS 20

SECTION C7 SECTION ca Figure 13 SCALE 1 :500 Engineering Features Sheet 4 of .. - Option C 8250

1. Clear site 20m wide & creel boarding. 3m ru,h.

2. Erect additional temporary 100 SURFACING scree", at 4Om. CCnlrcl and construct cast-in p.lace pilei.

3. Excavate, cut off pilei, construct pile cap and column, backfill excavation to original ,round level.

4. Remove temporary hoardingi, erect temporary falsework (over 3 spaDS 120m approx.) and construct flyover.

S. Remove falsework, complete flyovcr-, surfacing, noise barriers (not shown).

------1 6. Clear up site and construct I I landscape works. L _ --l

I I MD I ~ I I I J-® I

·Figure 14 Construction Requirements and Working Areas Sheet 1 of 3 WcokO

------_'i.-f\ W' ". .f J ____ _ - J? --J:Jl"~'". -'~~ ~"" ---__ J3. 1...rfL." ---- \.

Weeblto6 · Clear Site &. Erect Hoarding. NoiiC/Du1t Screens · Erect Noi&eIDuJt Screens at Foundations 1 - 4 • Trial Bo~. at FoundalioIl$ 1 - 4

Trial Boring'

Weeb: 1- 14 · Erect NoiselDust Screens at Foundations 5 - 8 • Construction In-Situ Piles Foundations 1 - 4 qp · Trial Boring. at Foundation 5 - 8 .f----IW- ~ -- ~-- ~. -9---~--?--l:fL------i I I i in-situ piles . i i I

Weeb IS -22 · Erect NoiselDust Screens It Foundation 9 - 12 · Trial Boring. at Foundation 9 - 12 · Construction In-Situ pile caps Foundations 5 - 8 ~-~--Ijl---~---ljl--1iL--9--T--c:--~--- · Excavate Construct Pile Caps FoundatiolUl 1 - 4 Foundation ~ - El -- - ~ ~ I . . . i I I I

Weeb23 - 30 · Erect NoiselDust Screens at Foundation 13 · Trial Boring at Foundation 13 · Construct In-Situ Piles Foundations 9 - 12 ----L--l ___ L · Excavate Construct Pile Caps Foundations 5 - 8 -~~-~~--1---T---T--t--1 · Construct Supports 1 - 4

Weeks 31- 38 FaIsework: · Construct In-situ Piles Foundation 13 · Excavate Construct Pile Caps Foundations 9 - 12 • Construct Supports 5 - 8 --L--L--l--J--~-'-&/-~-'-lII!D./"""·--f · Erect Falsework Spans 1, 2 & 3

Wccb39 -43 · Exc. Construct Pile Cap Foundation 13 · Construct SUppOrtl 9 - 12 · Concrete,-Cure -&--Stress Spans 1 & 2 ___ l __ J-_-l __ ~--~--J --~- · Erect Falsework Spans 4 & 5

Figure 14 Construction Requirements and Working Areas Sheet 2 of 3 Weeb«- 48 · ConJtruct Support 13 I ~. ·.u'·'l'//..·.··.· I . · Remove Falsework Span 1 · Concrete Cure &. Stren Spans 3 &: 4 I i '. .' I:·.· I I · Erect Falsewod:: Spans 6 &. 7 ,..' "" ___ l_-~---L---L---III.

Weeb49 - 58 · Remove Falsework Spans 2 &. 3 · Concrete Cure &. Stress Spans 5 & 6 __ 1.-_..3_-. -- · Erect Falsework Spans 8 & 9

Weeks 54 - 58 · Remove Falsework Spans 4 & 5 · Concrete Cure &. Str\!SS Spans 7 &: 8 ---,,---- ___ 1iPL • Erect Falsework: Spans 10 &: 11 !

W.. b59- 63 · RemOve Falsework Spans 6 & 7 · Concrete Cure &. Stress Spans 9 & 10 · Erect Falsework Sp,an 12

Weeks 64 - 68 · Remove Falsework Spans 8 & 9 · Concrete Cure &: Stress Spans 11 & 12

-,~- -- --

Noise Enclosure Weeks 69' 81 · Remove Falsework Spans · Erect Noise BamersfEnclosures as requil;cd · Surfacing __n ____ _ ------· Clear up site · Carry out Landscaping

Weeks 12 - 91 · Sigos, White linel, Lighting I · Programme float

Figure 14 Construction Requirements and Working Areas Sheet 3 of 3 ~-S~G;3;i~\\~/ I \ V "

L" FACADE NOISE LEVEL

\ NORIH ~.

Figure 15 * Predicted Facade Noise Levels 2011 - Option A URBIS "~~~~\\\~~ \ Y /" .. f~\ ~qj~\\\\\\\ .~ Shows Llo facade noise levels (d8(A)) due to 2011 PREDICTED L" FACADE NOISE LEVEL morning peak hour traffic on proposed flyover and other major roads.

FIRST FLOOR 70 70 70 TOP FLOOR 70 70 70 , OPTION B '----- DO,NOTHING II'L-:::s::;~~~~~~ RECEIVEREXISTING. SITUATIONHEIGHT , .. "",.

Figure 16 * Predicted Facade Noise Levels 2011 - Option B URnIS m-:, ""O'C:rED 1." FACADE NOISE lEVEL

OPTION C ,NORTH, L ___ DO.NOTHING L _____ EXISTING SITUATION ~\l\\~\\\~~~ .~---n~~~~~~ RECEIVER HEIGHT

Figure 17 * Predicted Facade Noise Levels 2011 - Option C 'URBIS 3 Shows carbon monoxide concentrations (llg/m ) due to 2011 morning peak hour traffic on , ,- proposed and other major roads.

./ OPTION A L.__ DO-NOTHING ./ L.~ ____ EXISTING SITUATION L ______RECEIVER HEIGHT

'-...'-. R17 BAYVIEW

Figure I8A Predicted Air Quality 2011 - Option A ·URBIS Carbon Monoxide \.

'REC"ClIOC NITROGEN DIOXIDE (NO,) CONCENTRATIONS morning peak hour traffic on

210 350 410 20 HETERS . 60 100 140 L 40 METERS 30 SO 50 ~ .VJ@}fV.~ RiO SAU MAN HOUSE (CHOI WAll ESTATE)

190 300 390 70 100 130

'. \ \ . ~22 LIESURE POOLS COMPLEX

GROUND 220 210 20 KETERS 120 120 40 METERS " 50

Figure 18B Predicted Air Quality 2011 - Option A l11>RTS Nitrogen Dioxide ,

V...L"" 1\ \ \ :

Shows total suspended particulates (llg/m3) due to 2011 morning peak hour traffic on proposed IIVClver and other . roads . ..,.,..0 ·roT.~U;USI~ENIDEC PARTICULATES (TSP) CONCENTRATIONS

OPTION A L-__ DO-NOTHING L-_____ EXISTING SITUATION

fff'}'" -.: ,- . 'V ./J;) 1\. ... A~ R10 SAU RAN HOUSE (CHOl WAN ESTATE) GROUND 120 210 240 40 '0 80

\. \ //~.' R22 LIESURE POOLS COMPLEX

GROUND 130 140 20 METERS 60 70 40 METERS 20 30

, \. ,... -

., "I,

11l'a!enkel BIIIT Figure 18C 11 Ltd. Predicted Air Quality 2011 - Option A

UlrnIS TSP li. 3 I PREDICTED CARBON MONOXIDE (CO) CONCENTIlATl.ONS Shows carbon monoxide concentrations (,",g/m ) due to 2011 morning peak hour traffic on ., "Hr""" and other roads . , 230 GROUND 230 230 230 \'t 20 METERS 230 230 230 40 METERS 230 230 LoPTIONB 1 0 O·NOTHING 1 EXISTING SITUATl.ON RECEIVER HEIGK

~ 11 !I Figure 19A

Predicted Air Quality 2011 - Option B I Carbon Monoxide

URBIS 1 \ ....l \'- .. _ oy..-,\ \ \ \ Shows nitrogen dioxide concentrations (llg/m3) due to 2011 morning peak hour traffic on NITROGEN DIOXIDE (NOJ CONCENTRATIONS .. proposed flyover and other major roads. R15 ST JOSEPHS GROUND 20 METERS

1.-. m>TIc"" B L-~ __ DO.NOTHING L..._____ EXISTING SITUATION L------RE,CEI'VER HEIGHT

PRIMARY SCHOOL

GROUND 120 130 210 350 400 20 METERS 40 HETERS " ~"-''''''"'''---f--':~:'-t-'~:~:'-If-'~:~:'-I t. .~e!)", f ••~j J§_~ ~ ... ~ RIO SAU MAN HOUSE (CHOI WAN ESTATE) (WEST) 190 "0 lOO GROUND 140 140 70 100 20 HETERS '" 40 METERS "

R22 LIESURE POOLS COMPLEX

GROUND 220 210 20 HETERS 120. 120 40 METERS 50 50

Figure 19B Predicted Air Quality 2011 Option B URBIS Nitrogen Dioxide Shows total suspended particulates (Ilg/m') due to 2011 morning peak hour traffic on proposed ~~~~a~n~d~o;t~h;er~~~r~oa~d;s~'~======~~~~=,~~~r======~======~=r~~~ , ~,-=~~~=-"

OPTION B '--- DO-NOTHING EXISTING SITUATION L____ -'======RECEIVER HEIGHT

(/ V.6"/A»)1\ _~ Rle SAU MAN HOUSE (CHOr WAN ESTATE) 120 210 '40 60 80 GROUND 90 100 90 20 METERS 40 METERS \ \ \ R22 LIESURE POOLS COMPLEX

GROUND 1)0 140 20 METERS 60 70 40 METERS 20 30

11111111111

Figure 19C Predicted Air Quality 2011 - Option B URBIS TSP l ).. \:,a.o ...... : _ PY.A \ \ \ \ \

CARBON MONOXIDE (CO) CONCENTRATIONS

NORTH

OPTION C DO·NOTHING EXISTING SITUATION ' RECEIVER HEIGHT

\ ... :;~~~~~~~4---{ \. / .....

Figure 20A Predicted Air Quality 2011 - Option C URBIS Carbon Monoxide II:/:.~\ \~IP ~~ "a)X\\\\\\\'\i:"~~!iIW/ 3 Shows nitrogen dioxide concentrations (l'g/m ) due to 2011 morning peak hour traffic on QPIIQN Q and other roads. PREDICTED NITROGEN DIOXIDE (NOJ CONCENTRATIONS "

GROUND 230 230 230 20 MOTERS 230 230 230 40 MOTERS 230 230 230 I" L OPTlON C L-.:= DO.NOTHING ___~======EXISTING SITUATION L RECI~VER HEIGHT f)~~~

(WEST)

140 140 130 90

Figure 20B Predicted Air Quality 2011 Option C 'Ltd, lJ.RJBIS Nitrogen Dioxide , I \ \.,;

3 Shows total suspended particulates (Jlgjm ) due to 2011 morning peak hour traffic on proposed PREDICTED TOTAl SUSPENDED PARnCULATES (TSP) CONCENTRATIONS and other roads.

230 230 230 230 230 230 NORTH 230 230 230

LOPTIONC ____ ~=~===DO.NOTHINGEXlsnNG SITUATION l ~R~EC5E~IV~E~R~H;E~IG~HT~~I/~~~~~

.0 GROUND 80 " 20 HETERS \ 40 METERS

Figure 20C Predicted Air Quality 2011 - Option C URBIS TSP Pak Fung House (SR:!8)-_-"I Bay~Jew Gardens (SR17.19)

View 1 From Roof Top of Choi Wan St Joseph's Primary School (SRll)

H.n,m.. Hill (SR27) : Bayvlew Gardens (SR17-19)

View 2 From Library UC Ngau Chi Wan Complex (SR3)

Figure 21 Panoramic Photos URBIS Sheet 1 of 3 Harr.",.r Hill (SR27)

View 3 From Pak Shek House, Choi Hung Estate (SRI & 2)

Figure 21 Panoramic Photos View 4 From Top Floor of Hung Shek House, Ping Shek Estate (SR4) URBIS Sheet 2 of 3 Choi Hung Estate (SRl +SR2)

Ngau Chi Wan Village (SR24 . SR26)

View 5 From Roof Top of Bayview Gardens (SR17-19)

Figure 21 Panoramic Photos URBIS Sheet 3 of 3 '. , .. '.

, \. \ \ .>~

Figure 22 * Noise Contours -. Do Nothing URBIS n SI>ow> L" facade noise -. due 10 traffic on proposed ftyovw and o

Figure 23 * Noise Contours • Option A URBIS n , "

Figure 24 * '" ,.- Noise Contours - Option B n , .. URBIS No n>tIgo!Ion ...... Units: dB(A) EIewtJon: 50 m aboYe ground

:1 I:

, ' i Figure 25 * n '. Noise Contours - Option C URBIS Sl'wHts L,. 'a<:ad. noise Itv'" due to l1atnc on Pfoposed lIyover and olher maJor roads.

Assumes use at total pnclosure over shaded portion of lI.yover Units: dB(A1 EJevatlon: 50 m abov,

indicates Noise Enclosure with wlln panels both sides (ie total enclosure)

iiiilllii" indicates Noise Bllrrier 2m high

Figure 26 * Noise Contours - Options A & B (mitigated) URBIS Showa L" facade noise levels due 10 traIIIc 00 proposed ft)'OYer and other major roods.

...... U88 01 total ,nctosure CHer shaded portion 01 ftYCHer Unls: dB(A) elevation: 50 m above grouncf hour traffic In

gy,:

022/ indicates Noise Enclosure with wall panels both sides lie total enclosure}

o/@ indicates Noise Enclosure with wall panels only on side indicated _ .

Figure 27 * Noise Contours - Option C (mjtigate~) URBIS Shows concentration of nitrogen dioxide (NOJ due to traffic on malor roads.

o Worst meteorological conditions o Elevation '" ground o Momlng peak hour traffic In year 2011

,. Figure 28 Air (NoJ Contours - Do Nothing URBIS" n • l.,' Shows concentration of "nitrogen dioxide (NOJ due to traffic on proposed flyover and other major roads . : j ..:--" : --: '~--' ,- 1..::"- . : '; 4'- . 2011 ./ .' / -',---._- --',--."~--""'" . I'i'-<'-', I I \ " " , .

I .::=:it 'r =-7) " --~.. ,.t'

" j r . .J

, -'f} ./.- ~'

.j7 id

" . ....,.'. ---' Figure 29

, , AQ Contours - Option A URBIS ' . Shows concentration of nitr '..... " ..t ...... proposed lIyover and _"_. agemaj" dioxide (NO,)'due to traffic on UUfttl or roads. .' ."

,.,~ '~,;;:fS~;~ . .. ::-::~-:--: .' I , ;::::<------~..:~. IT'"'~ !~~ ---,-. I,;:-~-::::::::#~*' r - .. , " " ,.'

. -- .", ,~\.' , , .... :':.\ .. ' " j - ,, - \ j i ",,',~,~, i i ; " I ~---__- .coUUj;;" • ,'V'./ .. ~/~.". "'~"'---~=-A~~~ ~.""" -'--'

~:-i\\nnr: '\\ ;,i', 'I' ' 'I' \. " i '1 I

.:...,:, '

i i: .': .','J .' /! .: ." , ' . .,.-<~;.~~,"~

~ ---r===-! 2-. ,:. ,-=",,=/~ ~.-- ~ ~-- , --- ."- '-::"::.-.:J~' ... ----:-;:-~ -., - ',' e' ....::.: ". --:"fh~~~- ." ....

'Fraenkel BMT Ltd, Figure 30 AQ Contours - Qption B URBIS • 180 N~2 Concentration {J1g/m~ Shows concentrat~n of nitrogen dioxide (N I proposed ftyover and other major roads. OJ due to traffic on - . ;,~~,;- IJ .'. " :-.'; -7/' .

...... ~ .~ ...

.- ;.-, , ,I "r' ,. .... ,\\ ~( .I' ,,'- .. -. v .. ' '::::7i '-',.. ... ~ .:-,., .~ i' J /... \~, \ .- ",' \' -;/,\- /-- , \' "

; ?

! \\

IfU0~'-'. .. .. ----...~~

I :;..., 'f I I ~ ; -- J ; " f --

.....

Figure 31 . ".' AQ Contours - Option C URBIS Legend

Zone of Visual Influence ~ Route Option

Facades Producing E3 High Level Viewpoints

Scale o 25 50 75 100 1 ! 1 ! 1

Figure 32 i

Zone of Visual Influence - Options A & B 1 URBIS 11 Legend

Zone of Visual Influence ~ Route Option

Facades Producing E3 High Level Viewpoints

Scale , 0 25 50

Figure 33 Zone of Visual Influence - Option C URBIS WALL CLADDING PANELS---I ON STEEL SUPPORTING FRAMEWORK

1 328 8250

100 THK. SURFACING

TYPICAL SECTION OF NOISE BARRIER SCALE 1: 50

NOISE BARRIER NOISE ENCLOSURE

r Trl I It IL , 11

NOISE BARRIER AND ENCLOSURE ELEVATION SCALE 1: 500 Figure 34 Noise Mitigation Measures Noise Barrier URBIS ROOF UGHT CLADDING PANELS SUPPORT STEEL FRAMEWORK CONCRETE CONCRETE SLAB (UPPER SURFACE WATER PROOFED)

CRC CLADDING---/

WALL CLADDING PANELS ON STEEL~-ll SUPPORTING FRAMEWORK (MAY BE CONCRETE COLUMN PROVIDED TO EITHER OR BOTH SIDES)

8250 ~I 'I

100 TH. SURFACING

III W er .~

TYPICAL SECTION OF NOISE ENCLOSURE SCALE 1 : 50

. Figure 35 * Noise Mitigation Measures Noise Enclosure URBIS Boundary of Home For The Aged ~

Proposed Ornamental Lung Chi Path Reinstated B Avenue Tree Planting Ornamental Lawn i ,j rJCJI:]'C)T()[ll:YO· .':' ":" ·:1': :,' :(fl-":. ":~ :"p~o~~~ii I:.ow Plal)ter Around . .' .'. : . Flyover Support With Ornamental '- .... . : . Shruti PI)\n.tmg & Climbers : ~ ... ' .. '. : . I. ::" ", •. :.• ,~.: ...... ' .'

Plan 2 Example of Mitigation Measures BB within The Home For The Aged

\ \ \

Legend

Planned rea Available Planned CarlLorry Park Landscape Squ..=80.0re*- __--'j-lanting Lung Chi Path Buildings Available Area for Miti2ation Measures Under Flyover Srn Working Area Available for Mitigation 1 Available Area for Mitigation Area Available for I I I Measures Adjoining Flyover , Mitigation Under the Flyover . Lung Chi ~ath

Srn Working Area Available for Mitigation I I -'I'- :1 ,," A :M.. Lung Chi Path Buildings Ornamental Planting and Seating Around Flyover Support Scale ~ AA 0 2S 50 75 100 lSOM Example of Mitigation Measures in Village and Integration with I ! I Planned VLP)' .' . I I I ~ f Figure 36 Landscape Mitigation Measures - Option A Ltd. URBIS Proposed Ornamental Reinstated Srn Wide Area Available Ornamental Lawn Avenue Tree Planting Existing. Hillside for Reinst fement of Clearwater VegetatiPn di enou Hillside Vegetation kBay Road - Home For The Aged E

.-~ ~ F~th • - .,. - • -~ Proposed Reinstatement of -;~~~~~~~e~=::;::~~;;;;;r!ndigenous Tree Planting ExtentorFly~ver -:: .~, .'.:.,: ,~::,::;::':' (Whip Planting + undeL_re-t~~c.. I I ~ .' . '.. ":.: ~.. '..: ....: ". i I I I

Plan 4: Example of Mitigation Measures DD ~-lE-'- Proposed Indigenous within The Home For The Aged Shrub Planting Plan 5 Example of Mitigation Measures EE Through Wooded Hillside Area

Plan

Legend Tree Planting (Whip Planting + Understorey) Adjacent to Flyover Support 5rn )'Vide Area C Avallaole fDJ' reePlanT Available Area for Mitigation ~- ~~ Measures Under Flyover r" ""'~ I Available Area for Mitigation }--i I Measures Adjoining Flyover @) ,-... I . Clearway for Vehicles "'"~'>i-'-"2;::2..yT'ZL=-~ fGfI ~ Ornamental Avenue Ornamental Planting and t.... Tree Planti~ Adjacent Seating Around Flyover to Flyover SUpport Support Scale Example of Mitigation Measures Trees in Grilles cc o 25 50 75 100 Through The Village I---- I I I I Figure 37 Landscape Mitigation Measures - Option B URBIS Proposed Reinstatement or Indig~nous Tree Planting (Whip Planting + Understorey) Disturbed Area or Hillside Existing Hillside Vegetation' i.·1b·:~

Flyover Support

Flyover

..... _----"'""

Legend

and Proposed Swinllnjn~ Srn Wide Area Available Srn Wide Area Available for Proposed 1'001 Complex for Screen(Buffer Planting A ... eoue Tree Planting w~ > ' Available Area for Mitigation Swimming Pool Complex 1 r 1 ~~~~.. ~~ Measures Under Flyover gll"";;;e",-Ornarnental Shrub Planting & I Detail) Climbers to Flyover Supports \ Available Area for Mitigation \ Seating I Measures Adjoining Flyover: I

~ -Avenue Tree Planting Ornamental Planting and Seating Around Flyover Support Scale ~ o 25 50 75 Example of Mitigation Measures Adjacent '- """Trees in Grilles FF I I I to The Proposed Swimming Pool Complex I---- li~~~ltl

Figure 38 URBIS Landscape Mitigation Measnres - Option C LUNG CHEUNG ROAD FLYOVER: FOCUSED EIA DECISION FRAMEWORK

1. ASSESSMENT OF DECISION ISSUES: 2. COMPARISION OF DECISION ISSUES 3. COMPARISION OF 4. ROUTE NOISE I AIR QUALITY I LAND USE OPTIONS SELECTION VISUAULANDSCAPE

TYPICAL ASSESSMENT TABLE OPTIONS DECISION ISSUES + OPTIONS+OVERALL ASSESSMENT FOR RANKING EACH 1sT12ND 13RD ASSESSMENT OVERALL RECEIVERS CRITERIA l=LOW 2=MODERATE ASSESSMENT 1=SEVERE RI Hung Ngok House Kam Hon House R2 Tan Fung House NOISE* R3 UC Ngau Chi Wan Complex m (Library + Childrens Play) AIR QUALITY m Ping Shek Estate ROUTE A LAND USE R4 m ROUTE A rIL~ RS Ping Shek Estate Catholic VISUAL m Primary School LANDSCAPE m R6 Van Kau School R7 St Johns Primary School R8+9 Ping Shek Temporary. SELECTED Housing Area OPTION RIO Sau Man House l=Low Rll Choi Wan St Josephs NOISE* m Primary School 2 = Moderate AIR QUALITY R12-I6 st Josephs Home For The m . 3 = Severe ROUTEB LAND USE 2 Aged m ROUTEB A R17-I9 Bayview Gardens VISUAL m R20 Hung Sean Chow Memorial LANDSCAPE m College R2I USD Hammer Hill Sports Complex R22 USD Hammer Hill Proposed Swimming Pooi Complex R23 Lung Chi Path NOISE* m R24-26 Ngau Chi Wan Viilage AIR QUALITY m R27 Hammer Hill ROUTEC LAND USE 3 R28 Pak Fung House GJ ROUTEC R29 Area Zoned For Future FSD VISUAL GJ LANDSCAPE GJ

OVERALL ASSESSMENT 1/2/3

* WITH MITIGATION MEASURES

ter Fraenkel BMf (Asia) Ltd. Figure 39 ,e Ltd. URBIS The Decision Matrix