1.
This is the 10th Quarterly Environmental Monitoring and Audit
(EM&A) Report prepared by Cinotech Consultants Limited for the project ¡§Contract No. HY/2011/09 ¡V Hong Kong-Zhuhai-Macao
Bridge Hong Kong Link Road ¡V 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 2015.
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 |
3rd, 9th, 15th,
19th, 25th and 30th June 2015 6th, 10th, 16th,
22nd and 28th July 2015 3rd, 7th, 13th, 19th,
25th and 31st August 2015 |
24-hr TSP Monitoring |
|
Noise Monitoring |
4th, 10th, 16th
and 26th June 2015 7th, 17th, 23rd and
29th July 2015 4th, 14th, 20th and
26th August 2015 |
Water Quality Monitoring |
1st, 3rd, 5th, 8th,
10th, 12th, 15th, 17th, 19th,
22nd, 24th, 26th and 29th June
2015 2nd, 4th, 6th, 8th,
10th, 13th, 15th, 17th, 20th,
22nd, 24th, 27th, 29th and 31st
July 2015 3rd, 5th, 7th, 10th,
12th, 14th, 17th, 19th, 21st,
24th, 26th, 28th and 31st August
2015 |
9th and 18th June 2015 6th and 28th July 2015 18th and 26th August 2015 |
|
Additional Land-based
Dolphin Behaviour and Movement Monitoring |
3rd and 11th June 2015 6th and 16th July 2015 13th and 21st August 2015 |
Environmental Site
Inspection |
4th, 9th, 16th,
23rd and 30th June 2015 7th, 14th, 21st and
28th July 2015 4th, 11th, 18th and
25th August 2015 |
Archaeological Site
Inspection |
23rd June 2015 |
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) |
5 |
6 |
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.
One environmental complaint was received in the reporting period.
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 lifting frames
Deliveries of frame structures
WA7
Fabrication of cofferdam frame structures
Maintenance of Reverse Circulation Drill (RCD) equipment
Marine
Viaduct (P0 to P80)
Inter-face coring tests
Full depth coring test
Sonic test
Grouting work
Casing installation
Installation of sheetpiles
on cofferdam
RCD excavation
Pile
Cap Construction:
Installation of precast cap shells
Concreting
Kingpost installation and associated steel
welding works
Concreting trimming
Rock excavation
Steel Fixing works of pile cap
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
Precast
Column Erection
Installation of base units and precast units
Stressing of vertical nailing tendons
Deck
Erection
Setting up of equipment
Segment erection
Precast
Segment
Segment casting
Land
Viaduct (P81 to Abutment at Scenic Hill Tunnel (SHT))
ELS excavation
excavation works and waling installation
Pile cap work
Falsework erection
soffit formwork
Removal of steel bracket system
Steel fixing
Concreting
Removal of formwork
Casting of Portal
Erection of steel bracket system