1.
This is the 6th 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 June and August 2014.
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 |
5th, 11th, 17th, 23rd and
27th June 2014 3rd, 9th, 15th, 21st , 25th
and 31st July 2014 6th, 12th, 18th , 22nd and
28th August 2014 |
24-hr TSP Monitoring |
|
Noise Monitoring |
6th , 12th , 18th and 24th
June 2014 4th , 10th , 16th , 22nd
and 28th July 2014 7th , 13th , 19th and 25th August 2014 |
Water Quality Monitoring |
3rd, 5th, 7th, 9th, 11th,
13th, 16th, 18th, 20th, 23rd
, 25th, 27th and 30th June 2014 2nd, 4th, 7th, 9th, 11th,
14th, 16th, 21st, 23rd , 25th,
28th and 30th July 2014 1st, 4th, 6th, 8th, 11th,
13th, 15th, 19th, 21th , 23th,
25th, 27th and 29th August 2014 |
6th and 9th
June 2014 4th and 9th
July 2014 22nd and 27th
August 2014 |
|
Additional Land-based
Dolphin Behaviour and Movement Monitoring |
3rd and 6th June 2014 11th and 25th July 2014 22nd and 27th
August 2014 |
Environmental Site
Inspection |
3rd , 10th, 17th and 27th
June 2014 2nd , 8th, 17th, 25th and
29th July 2014 5th, 12th, 19th and 29th
August 2014 |
Archaeological Site
Inspection |
26th June 2014 |
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 |
0 |
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 |
0 |
0 |
0 |
0 |
|
Suspended Solids (SS) |
12 |
2 |
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-2014-08-001 |
Near Sha Lo Wan |
27 August 2014 |
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
Fabrication of
rebar cages
Fabrication of
temporary piling platforms
WA7
Fabrication of
rebar cages
Loading and
Unloading of rebar materials
Marine Viaduct (P0 to P80)
RCD Method:
Piling works
Installation of
piling jackets
Dismantling of
piling jackets
Pile excavation
and casing installation
Inter-face tests,
full depth coring test and sonic test
Grouting works
Kelly Method:
Installation of
temporary piles, platforms permanent casing
Removal of piling
platform and temporary pile extraction
Pile excavation
Inter-face tests,
full depth coring test and sonic test
Pile Cap Construction:
Installation of
precast cap shells
Concreting
Kingpost
installation and associated steel welding works
Concreting
trimming
Works with Cofferdam:
Installation of
waling strut
Installation of
sheet pile
Installation of
temporary working platform
Installation of
shear pin
Installation of
bored pile casing
Excavation works
and casting of concrete plug
Dewatering works
and sealing works
Additional welding
Column Construction:
Lifting works
Lift concreting
Pier head works
Pier head
concreting
Column insert
installation, mobilization and temporary works
Deck Erection:
Lifting frame
fabrication in Dongguan
Modification works
to the
Segment Unloading
Frame (SUF) in Portion C
Delivery and
assembly of
Launching Gantry 2
and Lifting
Frame 2 at River
Trade Terminal
Winches delivery
and commissioning
Trial assembly of
Lifting Frame 1
Land Viaduct (P85 to Abutment at SHT) & Marine Viaduct
(P81 - P84)
Pile construction
Pouring of column
Piling platform
formation
Steel fixing works
and formwork erection
Blinding concrete
for scaffolding works
Dismantling of
steel bracket system
Erection of steel
bracket system