1.
This is the 3rd Quarterly Environmental Monitoring and Audit
(EM&A) Report prepared by Cinotech Consultants
Limited for the project “Contract No. HY/2011/09 – Hong Kong-Zhuhai-Macao Bridge Hong Kong Link Road – Section between
HKSAR Boundary and Scenic Hill” (hereinafter called the “Contract”). This report documents the findings of EM&A Works performed in the
period between September and November 2013.
Environmental Monitoring and Audit Progress
2.
A summary of the monitoring activities in this reporting period is
listed in Table I below:
Table I Summary Table for Monitoring Activities in the Reporting Period
|
Parameter(s) |
Monitoring Date(s) |
|
1-hr TSP Monitoring |
4th, 10th,
16th, 21st and 27th September 2013 3rd, 9th,
15th, 21st, 25th and 31st October
2013 6th, 12th,
18th, 22nd and 28th November 2013 |
|
24-hr TSP Monitoring |
|
|
Noise Monitoring |
5th, 11th
, 17th, 23rd and 30th September 2013 10th, 16th
, 22nd and 28th
October 2013 7th, 13th
, 19th and 25th
November 2013 |
|
Water Quality Monitoring |
2nd, 4th,
6th, 9th, 11th, 14th, 16th,
18th, 21st, 23rd, 25th , 28th
and 30th September 2013 2nd, 4th,
7th, 9th, 11th, 15th, 17th,
19th, 21st, 23rd, 25th , 28th
and 30th October 2013 1st, 4th,
6th, 8th, 11th, 13th, 15th,
18th, 20th, 22nd, 26th , 28th
and 30th November 2013 |
|
11th and 19th
September 2013 9th and 18th
October 2013 6th and 15th
November 2013 |
|
|
(1)(2)Land-based Dolphin Behaviour
and Movement Monitoring |
28th and 30th
September 2013 |
|
Environmental Site Inspection |
3rd, 10th,
17th and 27th September 2013 2nd, 7th,
16th, 22nd and 29th October 2013 5th, 12th,
19th and 29th
November 2013 |
|
Archaeological Site Inspection |
10th September 2013 |
Remark: (1)
Detailed
monitoring methodology and results will be provided in a separate report after
the completion of full set of additional land-based dolphin behavior
and movement monitoring.
(2) No additional land-based dolphin behavior and
movement monitoring was conducted in October and November 2013. In view of the
construction activities have no significant change, the monitoring in October,
November and December 2013 will be considered/reviewed
in the monthly EM&A report for November and December 2013 respectively.
Breaches of Action and Limit Levels
3.
Summary of the environmental exceedances of
the reporting period is tabulated in Table
II.
Table II Summary Table for Events Recorded in the Reporting Period
|
Environmental Monitoring |
Parameter |
No. of Exceedance |
No.
of Exceedance related to the Construction Activities
of this Contract |
||
|
Action
Level |
Limit
Level |
Action
Level |
Limit
Level |
||
|
Air Quality |
1-hr TSP |
0 |
1 |
0 |
0 |
|
24-hr TSP |
0 |
0 |
0 |
0 |
|
|
Noise |
Leq(30min) |
0 |
0 |
0 |
0 |
|
Water Quality |
Dissolved Oxygen (DO)
(Surface & Middle) |
0 |
0 |
0 |
0 |
|
Dissolved Oxygen (DO)
(Bottom) |
0 |
0 |
0 |
0 |
|
|
Turbidity |
1 |
0 |
0 |
0 |
|
|
Suspended Solids (SS) |
15 |
10 |
0 |
0 |
|
|
Dolphin Monitoring |
Line-transect Vessel
Surveys |
0 |
0 |
0 |
0 |
4.
Environmental monitoring works were performed in the reporting period
and all monitoring results were checked and reviewed. The details of each exceedance
were attached in the Monthly EM&A Reports.
Complaint Log
5.
Summary of the environmental complaints of the reporting period is
tabulated in Table III.
Table III Summary Table for Complaints Recorded in the Reporting Period
|
Complaint Log Ref. |
Location |
Received Date |
Nature of Complaint |
|
Com-2013-11-001 |
Chek Lap Kok
(CLK) South Road |
16 November 2013 |
Air Quality |
Notification of Summons and Successful Prosecutions
6.
No notification of summons and successful prosecution was received in
the reporting period.
7.
This report has been developed in compliance with the reporting
requirements for the quarterly EM&A Summary Report
as required by the EM&A Manual for Hong Kong Link Road (EM&A Manual).
8.
Major site activities for
the coming reporting month will include:
WA4
Ÿ Fabrication
of rebar cages
Ÿ Fabrication
of temporary piling platforms
WA7
Ÿ Fabrication
of rebar cages
Ÿ Loading and
Unloading of rebar materials
Marine
Viaduct (P0 to P84)
Ÿ Piling
works for the temporary jetty
Ÿ Beams and
deck installation for jetty
Ÿ Installation
of temporary casings, jackets and permanent casings
Ÿ Dismantling
of jacket
Ÿ Pile
excavation by Reverse Circulation Drill (RCD) method
Ÿ Pile
excavation by Kelly method
Ÿ Inter-face
Coring Test and Sonic Test
Ÿ Installation
of temporary piles, platform and permanent casing
Ÿ Predrilling works
Ÿ Operation
of floating concrete batching plants
Ÿ Casting of
precast shell for pile cap
Land
Viaduct (P85 to P114)
Ÿ Land piling
and concreting works
Ÿ Formation
of piling platform along seawall
Ÿ Kicker pour
for column
Ÿ Rebar
threading for coupler
Ÿ Marine
landing access establishment work
Ÿ Construction
of ingress and egresses
Ÿ Trial
trenches for pile cap
Ÿ Drainage
and water main diversion
Ÿ Tree
felling/transplant work
Ÿ Pile head
excavation / trimming
Ÿ Pile cap
and column construction
Ÿ Predrilling works
Ÿ Construction
of cofferdam for pilcaps