Appendix 3.3 Construction of Underwater Tunnel in Kowloon Bay TEMPORARY RECLAMATION WIDTH OF PROPOSED UNDERWATER WORKING SPACE TUNNEL = APPROX. 47m TO 56m WORKING SPACE FILLING MATERIALS SEA LEVEL SEABED LEVEL SEABED LEVEL MARINE DEPOSIT (TO BE LEFT IN SITU) MARINE DEPOSIT TO BE LEFT IN- ALLUVIUM SITU WITH POSSIBLE GROUND TREATMENT SUCH AS STONE COLUMN (TO BE CONFIRMED) SAPROLITE PIPEPILE SEAWALL DIAPHRAGM WALL PROPOSED UNDERWATER TUNNEL Typical Section of Proposed Temporary Reclamation TYPICAL SECTION OF PROPOSED TEMPORARY RECLAMATION (Pipepile Seawall Scheme) FOR CONSTRUCTION OF UNDERWATER TUNNEL (PIPEPILE SEAWALL SCHEME) Figure A3.3.1 __ H L –~ L L KOWLOON CITY Kai Yip L Estate 4.0 L KAI TAK H 5.4 5.2 L L 5 Œ» 3.9 ¤¤ International KOWLOON BAY L MA TAU WAIƶ³ L Sky Tower Trade and 4.9 Exhibition Centre 4.1 L 3.9 5.1 Yªaº L 5.0 Jubilant Place 4.7 MA TAU KOK 4.1 4.0 3.9 L s L TS Grand Waterfront L ·‰ Ferry Pier 820200 N E¤s Kowloon 5.4 TO KWA 3.6 Rock WAN L E⁄sF 3.6 L ˆƒ⁄I” TS Kowloon East DWFI L Pumping Station To Kwa Wan 3.9 4.5 L KEY LOCATION PLAN L L 4.0 5.1 H 5.7 L TS H L 4.0 TS 4.1 LEGEND Naphtha Reforming Plant L KAI TAK L EXTENT OF TEMPORARY RECLAMATION L 4.9 5.6 3.7 L TS »›·⁄⁄•fi‡ƒ››‰ EXCAVATION FOR TUNNEL CONSTRUCTION WITHIN TEMPORARY RECLAMATION The Hong Kong & China Gas Company Limited 4.3 L 4.1 3.4 TS SURFACE DREDGING FOR NAVIGATION L L 3.4 H EXCAVATION FOR NAVIGATION WITHIN H L 3.6 3.8 H TEMPORARY RECLAMATION 5.0 L 4.8 4.4 L 3.5 L 29.8 MA TAU KOK L 3.7 L L L L L 4.5 29.8 L H L 21.4 L H 29.8 4.0 820000 N L H L 3.9 4.1 LT –fi L H Car Park L L H 4.1 3.3 EXTENT OF STAGE 1 L TEMPORARY RECLAMATION L L L E¤s L KOWLOON BAY E¤s A FIRST ISSUE RC 07/12 3.9 Kowloon Bay Rev Description By Date L 3.9 Consultant L 4.2 3.9 3.5 L KOWLOON BAY L H Joint Venture 3.7 3.8 4.3 L L H Project title 8.5 TO KWA WAN L Agreement No. CE 43 / 2010 (HY) 3.4 L L L Central Kowloon Route - LT L 3.7 9.0 8.2 y Design and Construction 3.4 L EXTENT OF STAGE 2 Dolphin LT L L L H TEMPORARY RECLAMATION L 3.0 Drawing title L L PROPOSED TEMPORARY 8.9 8.5 L L RECLAMATION AND DREDGING 3.6 L FOR UNDERWATER TUNNEL 4.6 819800 N (STAGE 1) 3.7 Drawing no. Rev. CKR/SK/24/1207 A Drawn Date Checked Approved g⁄˚¥W˘ RC 07/12 HYJL DS Scale Status To Kwa Wan 1:1000 @ A1 Vehicle Examination Centre MARINE ACCESS OF NAPHTHA PRELIMINARY TANKER DURING STAGE 1 COPYRIGHT RESERVED TEMPORARY RECLAMATION 4.2 E¤s Kowloon Rock BN H L –~ L L KOWLOON CITY Kai Yip L Estate 4.0 L KAI TAK H 5.4 5.2 L L 5 Œ» 3.9 ¤¤ International KOWLOON BAY L MA TAU WAIƶ³ L Sky Tower Trade and 4.9 Exhibition Centre 4.1 L 3.9 5.1 Yªaº L 5.0 Jubilant Place 4.7 MA TAU KOK 4.1 4.0 3.9 L s L TS Grand Waterfront L ·‰ Ferry Pier 820200 N E¤s Kowloon 5.4 TO KWA 3.6 Rock WAN L E⁄sF 3.6 L ˆƒ⁄I” TS Kowloon East DWFI L Pumping Station To Kwa Wan 3.9 4.5 L KEY LOCATION PLAN L L 4.0 5.1 H 5.7 L TS H L 4.0 TS 4.1 LEGEND Naphtha Reforming Plant L KAI TAK L EXTENT OF TEMPORARY RECLAMATION L 4.9 5.6 3.7 L TS »›·⁄⁄•fi‡ƒ››‰ EXCAVATION FOR TUNNEL CONSTRUCTION WITHIN TEMPORARY RECLAMATION The Hong Kong & China Gas Company Limited 4.3 L 4.1 3.4 TS L L 3.4 H H L 3.6 3.8 H 5.0 L 4.8 4.4 L 3.5 L 29.8 MA TAU KOK L 3.7 L L L L L 4.5 29.8 L H L 21.4 L H 29.8 4.0 820000 N L H L 3.9 4.1 LT –fi L H Car Park L L H 4.1 3.3 EXTENT OF STAGE 1 L TEMPORARY RECLAMATION L L L E¤s L KOWLOON BAY E¤s A FIRST ISSUE RC 07/12 3.9 Kowloon Bay Rev Description By Date L 3.9 Consultant L 4.2 3.9 3.5 L KOWLOON BAY L H Joint Venture 3.7 3.8 4.3 L L H Project title 8.5 TO KWA WAN L Agreement No. CE 43 / 2010 (HY) 3.4 L L L Central Kowloon Route - LT L 3.7 9.0 8.2 y Design and Construction 3.4 L EXTENT OF STAGE 2 Dolphin LT L L L H TEMPORARY RECLAMATION L 3.0 Drawing title L L PROPOSED TEMPORARY 8.9 8.5 L L RECLAMATION AND DREDGING 3.6 L FOR UNDERWATER TUNNEL 4.6 819800 N (STAGE 2) 3.7 MARINE ACCESS OF NAPHTHA Drawing no. Rev. TANKER DURING STAGE 2 CKR/SK/24/1208 A TEMPORARY RECLAMATION Drawn Date Checked Approved g⁄˚¥W˘ RC 07/12 HYJL DS Scale Status To Kwa Wan Vehicle Examination Centre 1:1000 @ A1 PRELIMINARY COPYRIGHT RESERVED 4.2 E¤s Kowloon Rock BN.