3 PROJECT DESCRIPTION 3.1 Scope of the Project 3.2 South Apron
3 PROJECT DESCRIPTION 3.1 Scope of the Project 3.1.1.1 Further to the recommendations of the Option Assessment and subsequent alignment developments detailed in Section 2 of this report, the preferred Trunk Road T2 is shown in Figure 3.1 and will comprise: • a dual two-lane trunk road of approximately 3.0km long with about 2.7km of the trunk road in form of tunnel; • ventilation and administration buildings and a traffic control and surveillance system; and • associated civil, electrical, mechanical, landscaping and environmental protection and mitigation works. 3.1.1.2 The works for the Trunk Road T2 project are grouped under the following major geographical headings: a) The South Apron Section – all works for the Trunk Road T2 Project located at the South Apron of the former Kai Tak Airport, including a ventilation building, a section of at-grade road, a section of depressed road, a section of cut and cover tunnel, a vertical launching shaft for the tunnel boring machines (TBM), a section of twin TBM tunnel and ancillary works. b) The Subsea Tunnel Section – all works for the Trunk Road T2 project in the sea between the South Apron and Cha Kwo Ling, including twin subsea TBM tunnels. c) The Cha Kwo Ling Section – all works for the Trunk Road T2 project located at the former Cha Kwo Ling Public Cargo Works Area (PCWA), including a section of cut and cover tunnel, a vertical receiving shaft for the TBMs, a section of twin TBM tunnels, a ventilation building and an administration building located inside the Lam Tin Interchange.
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