1.            INTRODUCTION

 

1.1         Background

 

1.1.1     The Kai Tak Development is located in the south-eastern part of Kowloon Peninsula of the HKSAR, comprising the apron and runway areas of the former Kai Tak Airport and existing waterfront areas at To Kwa Wan, Ma Tau Kok, Kowloon Bay, Kwun Tong and Cha Kwo Ling.

 

1.1.2     Contract No. KL/2014/03 is the works package to construct an approximately 420m long supporting underground structure (SUS) underneath Shing Cheong Road and Cheung Yip Street. The EM&A programme under this Contract is governed by three EPs (EP-337/2009, EP-339/2009/A and EP-451/2013) and two EM&A Manuals (AEIAR-130/2009 and AEIAR-174/2013). The Works to be executed under this Contract and corresponding EPs include but not be limited to the following main items:

 

EP-451/2013 – Trunk Road T2

(i)            Construction of approximately 420m long supporting underground structure (SUS) including diaphragm walls, barrettes, piled foundation, top and bottom slabs, end wall and adits underneath Shing Cheong Road and Cheung Yip Street;

 

EP-337/2009 – New Distributor Roads Serving the Planned Kai Tak Development

(ii)           Widening and re-alignment of Cheung Yip Street of approximately 330m long and associated footpaths;

(iii)          Demolition, reconstruction and widening of Shing Cheong Road of approximately 410m long and associated footpaths;

(iv)         Construction of drainage outfall and modification of existing seawall;

(v)          Construction of ancillary works including surface drainage, sewerage, water, fire fighting, street lighting, street furniture, road marking, road signage, utilities and services, irrigation and landscape works.

 

EP-339/2009/A – Decommissioning of the Remaining Parts (Ex-GFS Building, Radar Station and Hong Kong Aviation Club) of the former Kai Tak Airport

(vi)         Demolition of RADAR Tower and guard house;

 

Other works not covered by any EP

(vii)        Construction of two subways between Phase II of New Acute Hospital (Site A) and Hong Kong Children’s Hospital (Site C), and between Phase I of New Acute Hospital (Site B) and Site C;

(viii)       Construction of District Cooling System (DCS) along Cheung Yip Street and Shing Cheong Road

 

1.1.3     The location and boundary of the site is shown in Figure 1.

 

1.1.4     This Quarterly EM&A report is required under Section 16.1.2 and 16.7.1 of the EM&A Manual AEIAR-130/2009. It is to report the results and findings of the EM&A programme required in the EM&A Manual.

 

1.1.5     This is the sixth quarterly EM&A Report which summaries the impact monitoring results and audit findings for the Project within the period between 1 June 2017 and 31 August 2017.

 

1.2         Project Organization

 

1.2.1     The project proponent was the Civil Engineering and Development Department, HKSAR (CEDD). Hyder Meinhardt Joint Venture (HMJV) was commissioned by CEDD as the Engineer for the Project. Ramboll Environ Hong Kong Limited was commissioned as the Independent Environmental Checker (IEC). China Road and Bridge Corporation (Hong Kong) (CRBC) was appointed as the main contractor for the construction works under the contract KL/2014/03. MateriaLab Consultants Limited (MCL) was appointed as the Environmental Team (ET) by CEDD to implement the EM&A programme for the Project.

 

1.2.2     The organization structure is shown in Appendix B. The key personnel contact names and numbers for the Project are summarized in Table 1.1.

 

1.3         Construction Programme and Activities

 

1.3.1     The construction of the Project commenced in February 2016 and is expected to complete in 2020. The construction programme is shown in Appendix A.

 


1.3.2     A summary of the major construction activities undertaken in the reporting period were:

 

June 2017

July 2017

August 2017

ž   Temporary utility diversion works;

ž   Temporary diversion for CLP cable at CH6+560;

ž   Temporary diversion for sewage rising main;

ž   Construction of temporary diversion road for Shing Cheong Road (TTA Stage 2);

ž   Setup of temporary barging point;

ž   Drainage works (CH100 to CH240);

ž   Excavation of drainage pipe and manhole (M206 to M213);

ž   Seawall Modification Works;

ž   Construction of tunnel box structure;

ž   D-wall construction works;

ž   Construction of socket H-pile;

ž   Pumping test for Zone 3;

ž   Excavation and ELS construction; and

ž   Installation of dewatering, observation and recharging wells.

 

ž   Temporary diversion for drainage works;

ž   Temporary diversion for CLP cable at CH6+560;

ž   Temporary diversion for sewage rising main;

ž   Construction of temporary diversion road for Shing Cheong Road (TTA Stage 2);

ž   Setup of temporary barging point;

ž   Excavation of drainage pipe and manhole (M206 to M207);

ž   Seawall Modification Works;

ž   Construction of tunnel box structure;

ž   D-wall construction works;

ž   Guide wall construction works;

ž   Construction of socket H-pile;

ž   Pumping test for Zone 3;

ž   Excavation and ELS construction; and

ž   Installation of dewatering, observation and recharging wells.

 

ž   Excavation and laying of drainage pipe and manhole;

ž   Seawall modification works;

ž   Construction of tunnel box structure;

ž   D-wall construction works;

ž   Pumping test;

ž   Excavation and ELS construction; and

ž   Setup of temporary barging point.