Contents
2.3 Concurrent
Projects During Construction Phase
4....... Environmental Submission
4.2 Environmental Management Plan
4.4 Construction Method Statement
5.3 Laboratory Measurement / Analysis
5.5 Baseline Monitoring for Fugitive Dust
5.6 Impact
Monitoring for Fugitive Dust
5.10 Reporting
of Monitoring Data to ENPO
6.4 Baseline
Monitoring for Construction Noise
6.5 Impact
Monitoring for Construction Noise
6.6 Event and Action Plan for Construction Noise
6.8 Reporting
of Monitoring Data to ENPO
7....... Sediment Quality (Not applicable)
9.2 Monitoring Equipment (Not applicable)
9.3 Laboratory
Measurement/Analysis (Not applicable)
9.4 Monitoring
Locations (Not applicable)
9.5 Baseline
Monitoring for Water Quality (Not applicable)
9.6 Efficiency
of Silt Curtain and Cage Curtain (Not applicable)
9.7 Impact Monitoring for Water Quality (Not applicable)
9.8 Post-Monitoring
for Water Quality (Not applicable)
9.9 Impact
Operational Phase Monitoring (Not applicable)
9.10 Event
and Action Plan (Not applicable)
10.2 Ecological
Mitigation Measures and Implementations
10.3 Monitoring
and Audit for Ecology (Not applicable)
10.4 Monitoring
Location (Not applicable)
10.5 Baseline
Monitoring for Ecology (Not applicable)
10.6 Impact
Monitoring for Ecology (Not applicable)
10.7 Post-construction
Monitoring for Ecology (Not applicable)
10.8 Event
and Action Plan (Not applicable)
11..... Fisheries (Not applicable)
12..... Cultural Heritage (Not applicable)
13..... Hazard to Life (Not applicable)
14..... Landscape & Visual Impact
14.4 Action
Plan for Landscape and Visual Works
15..... Site Environmental Audit
15.2 Compliance
with Legal and Contractual Requirements
16.2 Baseline Monitoring Report
16.4 Quarterly
EM&A Summary Reports
16.5 Final
EM&A Review Reports
16.7 Interim Notifications of Environmental Quality Limit Exceedances
Figures
Figure 1 Location of Air Monitoring Stations
Figure 2 Location of Noise Monitoring Stations
Appendices
Appendix A Site
Area of the Contract
Appendix B Construction
Programme
Appendix C Environmental
Mitigation Implementation Schedule (EMIS)
Appendix D Project
Organization for Environmental Works
Appendix E Sample
Data Sheet for Monitoring
Appendix F Sample
Template for Interim Notifications
Hong Kong Link Road
·
guide the set up of an EM&A programme to ensure
compliance with the EIA recommendations;
·
specify the requirements for monitoring equipment;
·
propose environmental monitoring points, monitoring
frequency etc.;
·
propose Action/Limit Level; and
·
propose Event/Action Plan.
·
Responsibilities of the Contractor, the Engineer or
Engineer’s Representative (ER), Environmental Team (ET), and the Independent
Environmental Checker (IEC) under the context of the EM&A;
·
Role of the Environmental Protection Office (ENPO);
·
Project organization for the EM&A works;
·
Programming of construction activities for the
Contract
`
;
·
The basis for, and description of the broad approach
underlying the EM&A programme;
·
Details of the methodologies to be adopted, including
all laboratories and analytical procedures, and details on quality assurance
and quality control programme;
·
The rationale on which the environmental monitoring
data will be evaluated and interpreted;
·
Definition of Action and Limit levels;
·
Establishment of Event and Action plans;
·
Requirements for reviewing pollution sources and
working procedures required in the event of non-compliance with the
environmental criteria and complaints; and
·
Requirements for presentation of environmental
monitoring and audit data and appropriate reporting procedures.
(i) Construction
of Passenger Clearance Building (PCB) including architectural and builders
works, structural steel roof and reinforced concrete frames, basement, piled
foundations, aluminium roof, curtain wall facades, building services and
electrical and mechanical works;
(ii) Installation
of District Cooling System including seawater cooling intake pumping station,
seawater intake and discharge water pipelines work; Installation of Chilled
water cooling pipelines system, heat exchanger and chilled pumping system;
(iii) Construction
of transport and associated facilities connecting to the PCB entailing the
Emergency Vehicular Access, an at-grade mainland side drop-off area, an Hong
Kong side elevated drop-off deck and 8 nos. of footbridge links;
(iv) Construction
of a public toilet, 6 nos. of C&ED observation booths, a generator set
building and a refuse storage & material recovery chamber;
(v) Construction
of a section of 70m common utilities enclosure and staff subway and civil
provisions for associated electrical and mechanical works;
(vi) Construction
of drainage, sewerage, fresh water & flushing water supply and utilities
& service works;
(vii) Construction
of civil provisions, including draw pits & ducting for Traffic Control and
Surveillance System (TCSS) and Extra Low Voltage System (ELV);
(viii) Construction
of box culvert A;
(ix) Construction
of 2 nos. of vehicular bridge abutments at mainland side pickup area
earthmound;
(x) Construction
of geotechnical works including top up the existing earth mound from +11.5mPD
to the finished level as stated in the Contract, reinforced earth slope and
fill slopes and special backdrop manhole at mainland side pick up area
earthmound;
(xi) Landscape
hardworks and softworks; and
(xii) Other
works which are shown on the Drawings or specified in the Specification or
which may be ordered in accordance with the Contract.
3.1.3.1 The Contractor
·
Employ an Environmental Team (ET) to undertake
monitoring, laboratory analysis and reporting of environmental monitoring and
audit;
·
Provide assistance to ET, IEC and ENPO in carrying out
monitoring and auditing;
·
Provide site and works information upon the request of
ET, IEC or ENPO within two working days of such request;
·
Participate in site inspections undertaken by the ET,
as required, and undertake any corrections as instructed by the Engineer;
·
Submit proposals on mitigation measures in case of
exceedances of Action and Limit levels in accordance with the Event and Action
Plans;
·
Implement
measures to reduce impact where Action and
Limit levels are exceeded; and
·
Adhere to the procedures for environmental complaint
investigation as set out in Section 15.3 of this EM&A Manual.
·
Adhere to the agreed procedures for carrying out
complaint investigation.
3.1.3.2 Environmental
Team (ET)
·
Set up all the required environmental monitoring
stations;
·
Monitor various environmental parameters as required
in the EM&A Manual;
·
Analyse the environmental monitoring and audit data
and review the success of EM&A programme to confirm the adequacy of
mitigation measures implemented and the validity of EIA predictions, and to
identify any adverse environmental impacts arising;
·
To conduct environmental investigation and submit the
ET Leader certified investigation report to the Contractor, IEC, ENPO and ER
upon receive of environmental enquiry and/or complaint;
·
Carry out site inspection to investigate and audit the
Contractors' site practice, equipment and work methodologies with respect to
pollution control and environmental mitigation, and take proactive actions to
pre-empt problems;
·
Audit and prepare audit reports on the environmental
monitoring data and site environmental conditions;
·
Report on the environmental monitoring and audit
results to the IEC, ENPO, Contractor, the ER and EPD or its delegated
representative;
·
Recommend suitable mitigation measures to the
Contractor in the case of exceedance of Action and Limit levels in accordance
with the Event and Action Plans;
·
Undertake regular on-site audits/inspections and
report to the Contractor, IEC, ENPO and the ER of any potential non-compliance;
and
·
Follow up and close out non-compliance actions.
3.1.3.3 Engineer
or Engineer’s Representative
·
Supervise the
Contractor’s activities and
ensure that the
requirements in the EM&A
Manual are fully complied with;
·
Inform the Contractor when action is required to
reduce impacts in accordance with the Event and Action Plans;
·
Assists the IEC and ENPO to audit the results of the
EM&A works carried out by the ET; and
·
Comply with the agreed Event and Action Plan in the
event of any exceedance.
3.1.3.4 Independent
Environmental Checker
·
Review the EM&A works performed by the ET (at not
less than monthly intervals);
·
Audit the monitoring activities and results (at not
less than monthly intervals);
·
Report the audit results to the ER and EPD in
parallel;
·
Review the EM&A reports (monthly and quarterly
summary reports) submitted by the ET;
·
Review the proposal on mitigation measures submitted
by the Contractor in accordance with the Event and Action Plans;
·
Check the mitigation measures that have been
recommended in the EIA and this Manual, and ensure they are properly
implemented in a timely manner, when necessary; and
·
Report the findings of site inspections and other
environmental performance reviews to ER and EPD.
3.1.3.5 Environmental
Protection Office (ENPO)
Notwithstanding the above, given that the TMCLKL, HKBCF and HKLR will be constructed concurrently,
an ENPO or equivalent to oversee the cumulative construction
projects in North Lantau area will be established by the Project Proponent. The responsibility of the ENPO would
be similar to that of the IEC
but should also include:
·
coordinate the monitoring and auditing works for all
the on-going projects in the area in order to identify possible sources/causes
of exceedances and recommend suitable remedial actions where appropriate;
·
review cumulative impacts including possible sources/causes
of exceedance and recommending suitable remedial actions;
`
·
liaise with the mainland project teams for HZMB Main
Section to identify and assess any cross-boundary cumulative impacts in order
to establish suitable remedial actions where necessary; and
·
coordinate the assessment and response to
complaints/enquires from locals, green groups, district councils or the public
at large.
The exact responsibilities
and organization of the ENPO have been defined by the Project Proponent in accordance
with the relevant Environmental Permits.
a)
0.6 - 1.7 m3 per minute adjustable flow range;
b)
equipped with a timing / control device with +/- 5 minutes accuracy
for 24 hours operation;
c)
installed with elapsed-time meter with +/- 2 minutes accuracy for 24 hours operation;
d)
capable of providing a minimum exposed area of 406 cm2;
e)
flow control accuracy: +/- 2.5% deviation over 24-hour sampling period;
f)
equipped with a shelter to protect the filter and sampler;
g)
incorporated with an electronic mass flow rate controller or other equivalent devices;
h)
equipped with a flow recorder for continuous monitoring;
i)
provided with a peaked roof inlet;
j)
incorporated with a manometer;
k)
able to hold and seal the filter paper to the sampler housing at horizontal position;
l)
easily changeable filter; and
m)
capable of operating continuously for a 24-hour period.
a)
The wind sensors should be installed 10 m above ground
so that they are clear of obstructions or turbulence caused by buildings.
b)
The wind data should be captured by a data logger. The
data shall be downloaded for analysis at least once a month.
c)
The wind data monitoring equipment should be re-calibrated
at least once every six months.
d)
Wind direction should be divided into 16 sectors of
22.5 degrees each.
Table 5.1 Construction Dust Monitoring Locations
|
ID |
Location Description |
|
AMS 6(1) |
Dragonair/CNAC (Group) Building |
|
AMS 7(1)(2) |
Hong Kong SkyCity Marriott Hotel |
Remarks:
(1)
The ET of
this Contract should conduct impact air quality monitoring at the AMS listed in
the table as part of EM&A programme according to the latest
notification from ENPO when the monitoring station(s) is/are no longer covered
by another ET of the HZMB project. The ET of the Contract shall communicate and
share the monitoring data to the ET(s) of other works contracts if the air
quality monitoring station(s) is/are as part of EM&A programme.
(2) Permission cannot be obtained from at Hong Kong
SkyCity Marriott Hotel to install an air quality monitoring equipment at their
premises. An alternative location
has been considered and the ET has approached the representative of the
alternative location for installation of monitoring equipment at their
premises. Once the approval from the representative is obtained, the ET will
seek approval from ER and agreement from IEC on the proposed alternative
monitoring location.
a)
be at the site boundary or such locations close to the major
dust emission source;
b)
be close to the sensitive receptors; and
c)
take into account the prevailing meteorological conditions.
a)
a horizontal platform with appropriate support to secure the
samplers against gusty wind should be provided;
b)
no two samplers should be placed less than 2 meters apart;
c)
the distance between the sampler and an obstacle, such as
buildings, must be at least twice the height that the obstacle protrudes above
the sampler;
d)
a minimum of 2 meters of separation from walls, parapets and
penthouses is required for rooftop samplers;
e)
a minimum of 2 meters separation from any supporting
structure, measured horizontally is required;
f)
no furnace or incinerator flue is nearby;
g)
airflow around the sampler is unrestricted;
h)
the sampler is more than 20 meters from the dripline;
i)
any wire fence and gate, to protect the sampler, should not
cause any obstruction during monitoring;
`
j)
permission must be obtained to set up the samplers and to
obtain access to the monitoring stations; and
k)
a secured supply of
electricity is needed to operate the samplers.
Table
5.2 Action and Limit Levels for
Air Quality
|
Parameter |
Action Level |
Limit Level |
|
24-hour TSP Level in µg/m3 |
For baseline level
≤ 200 µg/m3, Action level = (baseline level * 1.3 + Limit
level)/2; For baseline level > 200 µg/m3, Action level = Limit
Level For Monitoring
station AMS6 Action Level =(66.4*1.3+260)/2 = 173 µg/m3 For Monitoring
station AMS7 Action Level =(82.3*1.3+260)/2 = 183 µg/m3 |
260 µg/m3 |
|
1-hour
TSP Level in µg/m3 |
For
baseline level ≤ 384 µg/m3, Action level = (baseline level * 1.3 +
Limit level)/2; For
baseline level > 384
µg/m3, Action level = Limit Level For Monitoring
station AMS6 Action Level =(169.2*1.3+500)/2 = 360 µg/m3 For Monitoring
station AMS7 Action Level =(184.2*1.3+500)/2 = 370 µg/m3 |
500
µg/m3 |
Table
5.3 Event/Action Plan for Air
Quality
|
EVENT |
ACTION |
|||
|
ET |
IEC |
ER |
CONTRACTOR |
|
|
ACTION LEVEL |
||||
|
1.
Exceedance for one sample |
1.
Identify source,
investigate the causes of
exceedance and propose remedial measures; 2.
Inform IEC and ER; 3.
Repeat measurement to
confirm finding; 4.
Increase monitoring
frequency to daily. |
1.
Check monitoring data
submitted by ET; 2.
Check Contractor’s working
method. |
1.
Notify Contractor. |
1.
Rectify any unacceptable practice; 2.
Amend working methods if
appropriate. |
|
2.
Exceedance
for two or more
consecutive samples |
1.
Identify source; 2.
Inform IEC and ER; 3.
Advise the
ER on the effectiveness
of the proposed remedial measures; 4.
Repeat measurement
s to confirm
findings; 5.
Increase
monitoring
frequency to
daily; 6.
Discuss with IEC and Contractor on remedial actions required; 7.
If exceedance continues, arrange meeting with IEC and ER; 8.
If exceedance
stops, cease additional monitoring. |
1.
Check monitoring data submitted by ET; 2.
Check Contractor’s working method; 3.
Discuss with ET and Contractor on
possible remedial measures; 4.
Advise the ER on
the
effectiveness of the
proposed
remedial
measures; 5.
Supervise
Implementation of remedial measures. |
1.
Confirm receipt of
notification of failure in
writing; 2.
Notify Contractor; 3.
Ensure remedial
measures properly implemented. |
1.
Submit
proposals for remedial to ER within 3 working days of notification; 2.
Implement
the agreed
proposals; 3.
Amend proposal if appropriate. |
|
LIMIT LEVEL |
||||
|
1.
Exceedance
for one sample |
1.
Identify source,
investigate
the causes
of exceedance and propose remedial measures; 2.
Inform ER, Contractor
and EPD; 3.
Repeat
measurement to confirm
finding; 4.
Increase monitoring
frequency to
daily; 5.
Assess effectiveness of Contractor’s remedial
actions and keep IEC,
EPD and ER
informed of the results. |
1.
Check monitoring
data submitted by ET; 2.
Check Contractor’s working method; 3.
Discuss with ET and Contractor on
possible remedial measures; 4.
Advise the ER on the
effectiveness of the
proposed
remedial measures; 5.
Supervise
implementation of remedial measures. |
1.
Confirm
receipt of
notification of
failure in
writing; 2.
Notify Contractor; 3.
Ensure
remedial
measures
properly
implemented. |
1.
Take immediate action to avoid further exceedance; 2.
Submit
proposals for remedial actions to IEC within 3
working days of
notification; 3.
Implement
the agreed
proposals; 4.
Amend proposal if appropriate. |
|
EVENT |
ACTION |
|||
|
ET |
IEC |
ER |
CONTRACTOR |
|
|
LIMIT LEVEL |
||||
|
2. Exceedance
for two
or more consecutive samples |
1.
Notify IEC, ER, Contractor
and EPD; 2.
Identify source; 3.
Repeat measurement to
confirm findings; 4.
Increase monitoring
frequency to daily; 5.
Carry out analysis of
Contractor’s working procedures to determine possible mitigation to be
implemented; 6.
Arrange meeting with
IEC and ER to discuss the remedial actions to be taken; 7.
Assess effectiveness
of Contractor’s remedial actions and keep IEC, EPD and ER informed of the
results; 8.
If exceedance stops,
cease additional monitoring. |
1.
Discuss amongst ER, ET, and Contractor on the potential
remedial actions; 2.
Review
Contractor’s
remedial
actions whenever necessary to assure their effectiveness and advise the ER
accordingly; 3.
Supervise the implementation of remedial measures. |
1. Confirm
receipt of
notification of
failure in
writing; 2.
Notify Contractor; 3.
In consultation with the IEC, agree with the Contractor on the
remedial measures to
be implemented; 4.
Ensure remedial measures properly implemented; 5.
If exceedance
continues, consider what portion of the work is
responsible
and instruct the
Contractor to stop that portion of
work until the
exceedance
is
abated. |
1.
Take immediate action to avoid further exceedance; 2.
Submit
proposals for remedial actions to
IEC within 3
working days of
notification; 3.
Implement
the agreed
proposals; 4.
Resubmit
proposals if
problem still not under
control; 5.
Stop the relevant portion of
works as determined by the
ER until the exceedance is abated |
Table 6.1 Proposed Airborne
Construction Noise Monitoring Locations
|
ID |
Location
Description |
|
NMS2(1) |
Seaview Crescent |
|
NMS3A(1)(2) |
Site Boundary of ER’s Site Office Area at Works Area WA2 |
Remarks:
(1)
The ET of
this Contract should conduct impact noise monitoring at the
NMS listed in the table as part of EM&A programme according to
the latest notification from ENPO when the monitoring station(s) is/are no
longer covered by another ET of the HZMB project. The ET of the Contract shall communicate
and share the monitoring data to the ET(s) of other works contracts if the
noise monitoring station(s) is/are as part of EM&A programme.
(2)
The Action
and Limit Levels for schools will be applied for this alternative monitoring
location.
·
at locations
close to the major site activities which are likely to have noise impacts;
·
close to the most
affected existing noise sensitive receivers; and
·
for monitoring
locations located in the vicinity of the sensitive receivers, care should be
taken to cause minimal disturbance to the occupants during monitoring.
Table 6.2 Action and Limit Levels for
Construction Noise
|
Parameter |
Action Level |
Limit Level |
|
07:00 – 19:00 hours on normal
weekdays |
When one documented complaint is received |
75 dB(A)* |
Note :
If works are to be carried out during restricted hours, the conditions stipulated in the construction noise permit issued by the Noise Control Authority have to be followed.
* Reduce to 70 dB(A) for schools and
65 dB(A) during school examination period.
Table
6.3 Event / Action Plan for
Construction Noise Monitoring
|
EVENT |
ACTION |
|||
|
ET |
IEC |
ER |
CONTRACTOR |
|
|
Action
Level |
1.
Notify IEC
and Contractor; 2.
Identify source, investigate the causes of exceedance and propose remedial measures; 3.
Report the results of investigation to the IEC, ER and Contractor; 4.
Discuss with
the
Contractor and formulate remedial
measures; 5 Increase monitoring frequency to check mitigation effectiveness. |
1.
Review the analysed results
submitted by the
ET; 2.
Review the proposed remedial measures by the Contractor and advise the ER
accordingly; | ||