1.
This is the 17th monthly 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 conducted in June
2014.
Environmental Monitoring and Audit Progress
2.
A summary of the monitoring activities in this reporting month is listed
in Table I below:
Table I Summary
Table for Monitoring Activities in the Reporting Month
Parameter(s) |
Date(s) |
1-hr TSP Monitoring |
5th, 11th,
17th, 23rd and 27th June 2014. |
24-hr TSP Monitoring |
5th, 11th,
17th, 23rd and 27th June 2014. |
Noise Monitoring |
6th , 12th
, 18th and 24th June 2014 |
Water Quality Monitoring |
3rd, 5th,
7th, 9th, 11th, 13th, 16th,
18th, 20th, 23rd , 25th, 27th
and 30th June 2014 |
6th and 9th June 2014 |
|
Additional Land-based Dolphin Behaviour
and Movement Monitoring |
3rd and 6th
June 2014 |
Environmental Site Inspection |
3rd , 10th,
17th and 27th June 2014 |
Archaeological Site Inspection |
26th June 2014 |
Breaches of Action and Limit Levels
3.
Summary of the environmental exceedances of
the reporting month is tabulated in Table
II.
Table II Summary
Table for Events Recorded in the Reporting Month
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) |
1 |
0 |
0 |
0 |
1-hour TSP Monitoring
4.
All 1-hour TSP monitoring was conducted as scheduled in the reporting month. No Action/Limit Level exceedance was recorded.
24-hour TSP Monitoring
5.
All 24-hour TSP monitoring was conducted as scheduled in the reporting month. No Action/Limit Level exceedance was recorded.
Construction Noise
6.
All construction noise monitoring was conducted as scheduled in the
reporting month. No Action/Limit Level exceedance was
recorded.
Water Quality
7.
All water quality monitoring was conducted as scheduled in the reporting
month. There is one Action Level and no Limit Level exceedances
for suspended solids were recorded. No Action/Limit Level exceedance
for dissolved oxygen and turbidity were recorded.
8.
According to the investigation, no pollution discharge was observed from
the site. In addition, the exceeded result was similar or within the ranges
baseline monitoring results. Therefore, the exceedances
are considered not due to the Contract.
Complaint Log
9.
No environmental complaint was received in the reporting month.
Notification of Summons and Successful
Prosecutions
10.
No notification of summons and successful prosecution was received in
the reporting month.
11.
This report has been developed in compliance with the reporting requirements
for the subsequent monthly EM&A Report as required by the EM&A Manual
for Hong Kong Link Road (EM&A Manual).
12.
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)
Reverse
Circulation Drill (RCD) Method:
Construction
of temporary platform for piling works Concreting for pile cap
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
Rebar
fixing
Kingpost
installation and associated steel welding works
Concreting
trimming
Works with
Cofferdam:
Installation
of waling strut
Installation
of shear pin
Installation
of temporary working platform
Column
Construction:
Casing of
lift columns
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
Pouring of
the footing for the Segment Unloading Frame at the Southeast Quay
Delivery
and assembly of Launching Gantry 2 and Lifting Frame at River Trade Terminal
Land
Viaduct (P85 to Abutment at SHT) & Marine Viaduct (P81 - P84)
Drainage
and water main diversion and backfill
Pile
construction
Pouring of
column
Construction
of temporary carriageway for road diversion
Piling
platform erection
Portal side
formwork erection and
Portal falsework erection and soffit formwork
Bearing
installation and steel fixing works
Concreting
works
Dismantling
of falsework system