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 Monthly EM&A report is required under EP-337/2009 Condition 3.3, EP-339/2009/A Condition 3.3 and EP-451/2013 Condition 3.4. It is to report the results and findings of the EM&A programme required in the EM&A Manuals.

 

1.1.5     This is the sixteenth monthly EM&A Report which summaries the impact monitoring results and audit findings for the Project within the period between 1 June 2017 and 30 June 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 month were:

 

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.

 

1.4         Inter-relationship with the environmental protection/ mitigation measures with the construction programme

 

1.4.1     According to the construction activities in the construction programme mentioned in Section 1.3.2, the following environmental protection/ mitigation measures including Air Quality Impact, Construction Noise Impact, Water Quality Impact, Chemical and Waste Management, Landscape and Visual Impact shall be implemented:

 

ž   Sufficient watering of the works site with the active dust emitting activities;

ž   Limitation of the speed for vehicles on unpaved site roads;

ž   Properly cover or enclosure of the stockpiles and dusty materials;

ž   Good site practices on loading dusty materials;

ž   Providing sufficient vehicles washing facilities at every vehicle exit point;

ž   Good maintenance to the plant and equipment;

ž   Use of quieter plant and Quality Powered Mechanical Equipment (QPME);

ž   Use of acoustic fabric and noise barrier;

ž   Using the approved Non-road Mobile Machineries (NRMMs);

ž   Proper storage and handling of chemical;

ž   Appropriate desilting, oil interceptors or sedimentation devices provided on site for treatment before discharge;

ž   Onsite waste sorting and implementation of trip ticket system;

ž   Training of the site personnel in proper waste management and chemical waste handling procedures;

ž   Proper storage of the construction materials;

ž   Erection of decorative screen hoarding;

ž   Strictly following the Environmental Permits and Licenses;

ž   Provide sufficient mitigation measures as recommended in Approved EIA Reports

 

1.5         Status of Environmental Licences, Notifications and Permits

 

1.5.1     A summary of the relevant environmental licenses, permits and/or notifications on environmental protection for this Contract is presented in Table 1.2.