APPENDIX F
The Environmental Mitigation
Implementation Schedule (EMIS)
A-1
Note: * D = Deign Stage | C = Construction Stage | O = Operation Stage
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REF.
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REF.
RECOMMENDED MITIGATION MEASURES
OBJECTIVES OF THE MEASURE AND
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LOCATION
OF
MEASURE
WHO TO
IMPLEMENT
MEASURE?
WHEN TO
IMPLEMENT
MEASURE?*
STANDARD OR
REQUIREMENTS FOR
MEASURE TO
ACHIEVE?
D
C
O
AIR QUALITY
3.2.6
A.1
Use of approved Non-road Mobile Machinery
(NRMM) for all site works areas
To minimise pollutants from
exhaust emissions of mobile plant
and equipment
All works
areas
Construction
Contractor
Air Pollution Control
(Non-road Mobile
Machinery)
(Emission) Regulation
3.6.2
A.2
Off-site Pre-fabrication of key elements for TH2 and
TH3
To reduce air quality impacts
associated with construction of
new buildings
TH2 and
TH3
Engineer +
Construction
Contractor
Additional measure
for minimisation of
detrimental impacts
to wildlife and the
local community
3.7.2
A.3
1. Regular watering to reduce dust emissions from
exposed site surfaces and unpaved roads,
particularly during dry weather
2. Open stockpiles shall be avoided or covered.
Where possible, prevent placing dusty materials
storage piles near ASRs.
3. Side enclosure of any aggregate or dusty
material storage piles to reduce emissions.
Where this is not practicable owing to frequent
usage, spraying with water shall be carried out
4. Tarpaulin covering of all dusty vehicle loads
transported to and from the Site
5. Use of water sprinklers at the loading area
where dust generation is likely during the
loading process of loose material, particularly in
dry weather
6. Imposition of speed controls for vehicles on Site
7. Establishment and use of vehicle wheel and
body washing facilities at the exit of the Site to
minimise the fugitive dust emissions generated
8. Site layout should be carefully planned such
that machinery and dust causing activities (e.g.
To reduce fugitive dust emissions
from works areas
All works
areas
Construction
Contractor
Air Pollution Control
(Construction Dust)
Regulation
A-2
Note: * D = Deign Stage | C = Construction Stage | O = Operation Stage
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RECOMMENDED MITIGATION MEASURES
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OF
MEASURE
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MEASURE TO
ACHIEVE?
D
C
O
haul roads and stockpiling areas) could be
located away from the ASR as far as possible
9. Where possible, routing of vehicles and
positioning of construction plant should be at
the maximum possible distance from ASRs
10. Solid screens are recommended to be erected
around any dusty construction activities
NOISE
4.6.3
N.1
Prohibition of works during Restricted Hours
To restrict and reduce noise
nuisance during restricted hours.
All works
areas
Construction
Contractor
NCO
4.6.3
N.2
Prohibition of percussive piling
To restrict and reduce noise
nuisance from the use of noisy and
heavy piling equipment.
All works
areas
Construction
Contractor
TM on Noise from
Percussive Piling
4.9.1
N.3
1. Adopt Code of Practice on Good Management
Practice to Prevent Violation of the NCO
2. Before commencing work, the Contractor shall
submit to the Project Engineer the method of
working, equipment and noise mitigation
measures intended to be used at the Site
3. Devise and execute working methods to
minimise the noise impact on the surrounding
sensitive uses, and provide experienced
personnel with suitable training to ensure that
those methods are implemented
4. PME should be kept to a minimum and the
parallel use of noisy equipment/ machinery
should be avoided
5. Turn off unused equipment
6. Regular maintenance (off-site) of all plant and
equipment
To restrict and reduce noise
nuisance from works areas.
All works
areas
Construction
Contractor
Mai Po Inner Deep
Bay Ramsar Site
Management Plan
Code of Practice on
Good Management
Practice to Prevent
Violation of the NCO
(for Construction
Industry)
A-3
Note: * D = Deign Stage | C = Construction Stage | O = Operation Stage
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LOCATION
OF
MEASURE
WHO TO
IMPLEMENT
MEASURE?
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IMPLEMENT
MEASURE?*
STANDARD OR
REQUIREMENTS FOR
MEASURE TO
ACHIEVE?
D
C
O
WATER QUALITY
5.4.17
WQ.1
Foundation works at TH2 and TH3 shall be aligned
with the schedule of draining the adjacent gei wai
set out in the MPNR Management Plan 2019-2024.
Making use of hydraulic isolation of
adjacent gei wai to avoid pollution
of other gei wai and Deep Bay
TH2 and
TH3 for
foundation
works
Engineer +
Construction
Contractor
MPNR Management
Plan 2019-2024
5.4.27
WQ.2
A perimeter bund will be constructed around the
work sites for TH2 and TH3 to ensure that any
runoff generated from within these sites is
discharged only into the adjacent drained gei wai
To ensure pollutants cannot
discharge into other water-filled gei
wai and so provide a pathway for
pollutants to enter Deep Bay
TH2 and
TH3 for
foundation
works
Engineer +
Construction
Contractor
Additional measure
for minimisation of
detrimental impacts
to wildlife and the
local community
5.4.27
WQ.3
The majority of construction components shall be
pre-fabricated off-site to avoid any impacts
associated with construction on-site
To achieve zero polluted runoff
from works areas by minimising on-
site construction of building
components
Off-site
Engineer +
Construction
Contractor
5.4.27
WQ.4
All concrete will be mixed off-site and brought into
each works area only when needed and only in the
quantities required, so that there is no need to store
(or dispose of) any surplus concrete
To achieve zero polluted runoff
from works areas by avoiding
concrete mixing, storage and/or
disposal on site
Off-site
Construction
Contractor
5.4.27
WQ.5
Any concrete spilled within the works area will be
immediately cleaned up and removed from the area
To achieve zero polluted runoff
from works areas by immediate
cleaning up and removal of spilled
concrete
All works
areas
Construction
Contractor
5.4.27
WQ.6
Plant, equipment and vehicles shall not be
maintained or repaired within any works area in the
Project Site
To achieve zero polluted runoff
from works areas by handling and
treating any resulting oil, chemical
waste or other polluting substances
off-site in an appropriate manner
Off-site
Construction
Contractor
5.4.27
WQ.7
During re-fuelling, drip trays shall be provided at any
fuel connection point. Any spilled fuel shall be
collected and taken off-site for proper treatment/
disposal
To achieve zero polluted runoff
from works areas by carrying out
the refuelling with extreme care
All works
areas
Construction
Contractor
Good Site Practice
5.4.27
WQ.8
Materials, plant or equipment that could give rise to
contaminated runoff during extreme rainfall will be
To minimise the quantity of
contaminated runoff during
All works
areas
Construction
Contractor
A-4
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RECOMMENDED MITIGATION MEASURES
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LOCATION
OF
MEASURE
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MEASURE?
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IMPLEMENT
MEASURE?*
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REQUIREMENTS FOR
MEASURE TO
ACHIEVE?
D
C
O
protected by being covered, either by tarpaulin or
by small gazebos that can be erected within minutes
extreme rainfall
5.4.27
WQ.9
Each works area will be provided with at least one
chemical toilet for use by workers. Sewage collected
in these chemical toilets will be treated off-site
To ensure sewage is collected and
treated off-site properly
All works
areas
Construction
Contractor
5.4.27
WQ.10
Each works area will be provided one bunded and
covered area for the temporary storage of C&D
material – one section for inert C&D material and one
area for C&D waste. These areas will be emptied
frequently, using construction material delivery
vehicles that are empty on their return journey
To ensure proper storage of C&D
material to avoid polluting adjacent
gei wai or fishponds
All works
areas
Construction
Contractor
5.4.27
WQ.11
Each works area will be provided with at least one
set of waterproof waste receptacles – one for
recyclable waste and one for non-recyclable waste.
These areas will be emptied frequently
To ensure proper storage of wastes
to avoid polluting adjacent gei wai
or fishponds
All works
areas
Construction
Contractor
5.6.2
WQ.12
1. Perimeter channels at site boundaries shall be
provided to intercept storm runoff from outside
the works areas so that it will not wash across
the works areas and to direct all site runoff only
into adjacent drained gei wai
2. For the purpose of preventing soil erosion,
exposed slope surfaces shall be covered e.g. by
tarpaulin, and temporary access roads shall be
protected by crushed stone or gravel
3. Intercepting channels shall be provided (e.g.
along the crest/edge of excavation) to prevent
storm runoff from washing across exposed soil
surfaces. Arrangements shall always be in place
to ensure that adequate surface protection
measures can be safely carried out well before
the arrival of a rainstorm
4. Earthworks final surfaces shall be well
compacted and subsequent permanent works
To minimise the quantity of
contaminated runoff and muddy
water from works areas by
following the good site practice
All works
areas
Construction
Contractor
ProPECC PN 1/94
Construction Site
Drainage
A-5
Note: * D = Deign Stage | C = Construction Stage | O = Operation Stage
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D
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O
or surface protection shall be carried out
immediately after the final surfaces are formed
to prevent erosion. Appropriate drainage like
intercepting channels shall be provided where
necessary
5. Measures shall be taken to minimise the ingress
of rainwater into trenches – they shall be dug
and backfilled in short sections
5.5.1
WQ.13
The two new tower hides will not be provided with
toilets or washrooms. Runoff from the roof of the
tower hides and from the boardwalks will not be
contaminated
No wastewater will be generated
during operation.
TH2 and
TH3
Construction
Contractor
Additional measure
for minimisation of
detrimental impacts
to wildlife and the
local community
WASTE MANAGEMENT
6.6.2
WM.1
Preparation of a WMP to manage waste on site
To identify potential environmental
impacts from the generation of
waste; to recommend appropriate
waste handling, collection, sorting,
disposal and recycling measures;
and to categorise and permit
segregation of C&D material (i.e.
inert C&D materials, C&D waste,
etc.) for off-site reuse, recycling,
treatment and/or disposal
All works
areas
Construction
Contractor
ETWB TC(W) No.
19/2005, Env Mgmt
on Construction Sites
6.6.3
WM.2
Waste storage areas should be well maintained and
cleaned regularly
To adopt good housekeeping
practices and prevent waste
materials being blown around by
wind, flushed or leached into nearby
waters, or creating odour nuisance
or pest and vermin problems
All works
areas
Construction
Contractor
Good Site Practice
6.6.4
WM.3
Store refuse pending removal in receptacles
provided with close fitting covers and remove and
properly dispose of refuse daily
To avoid waste materials be flushed
or leached during inclement weather
conditions such as heavy rainfall
All works
areas
Construction
Contractor
PNRC No. 17 Control
of Env Nuisance from
Construction Sites
A-6
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MEASURE?
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MEASURE?*
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MEASURE TO
ACHIEVE?
D
C
O
6.6.4
WM.4
Dump trucks shall be fitted with covered box type
dump bed and such dump trucks shall comply with
the particular specification listed in Part B of Annex
2 to Appendix C of ETWB TC(W) No. 19/2005
To ensure C&D Material will be
delivered to the appropriate
designated outlets and dump trucks
to minimise potential nuisance
during transportation of waste
All works
areas
Construction
Contractor
Part B of Annex 2 to
Appendix C of ETWB
TC(W) No. 19/2005
6.6.5
WM.5
Establishment of a Trip Ticket System to monitor the
disposal of public fill and solid wastes at public filling
facilities and landfills, and to control fly-tipping
To monitor the disposal of public
fill and solid wastes at public filling
facilities and landfills, and to
control fly-tipping
Off-site
Construction
Contractor
DevB TC(W) No.
6/2010 and Waste
Disposal (Charges for
Disposal of Constr.
Waste) Reg
6.6.6
WM.6
General refuse should be stored in enclosed bins or
compaction units separate from C&D material. A
reputable waste collector should be employed by
the construction contractor to remove general
refuse from the Site, separately from C&D materials
To separate general refuses from
C&D material and ensure proper
disposal
All works
areas
Construction
Contractor
Good Site Practice
6.6.7
WM.7
1. The Contractor shall observe and comply with
the WDO and its subsidiary regulations
2. The Contractor shall submit to the Engineer a
WMP with appropriate mitigation measures
including allocation of an area for waste
segregation and shall ensure that day-to-day
site operations comply with the approved WMP
3. The Contractor shall minimise the generation of
waste from his work. Avoidance and
minimisation of waste can be achieved through
changing or improving design and practices,
careful planning and good site management
4. The Contractor shall ensure that different types
of wastes are segregated on-site and stored in
different containers, skips or stockpiles to
facilitate reuse/recycling of waste and, as the
last resort, disposal at different outlets
To further minimise the
environmental impacts related to
waste arising from the Project
All works
areas
Construction
Contractor
Good Site Practice
Waste Disposal
(Chemical Waste)
(General) Regulation
A-7
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MEASURE
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MEASURE?
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IMPLEMENT
MEASURE?*
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REQUIREMENTS FOR
MEASURE TO
ACHIEVE?
D
C
O
5. The reuse and recycling of waste shall be
practised as far as possible. The recycled
materials shall include paper/cardboard, timber
and metal, etc.
6. The Contractor shall ensure that C&D materials
are sorted into public fill (inert portion) and C&D
waste (non-inert portion). Public fill, which
comprises soil, rock, concrete, brick, cement
plaster/mortar, inert building debris, aggregates
and asphalt, shall be reused in earth filling,
reclamation or site formation works. C&D waste,
which comprises metal, timber, paper, glass, junk
and general refuse, shall be reused, recycled or,
as the last resort, disposed of at landfill
7. The Contractor shall record the amount of
waste generated, recycled and disposed of
8. The Contractor shall use a trip ticket system for
the disposal of C&D materials to any designated
PFRFs and/or landfill
9. Training shall be provided for workers about the
concepts of site cleanliness and appropriate
waste management procedures, including waste
reduction, reuse and recycling
10. The Contractor shall not permit any sewage,
wastewater or effluent containing sand,
cement, silt or any other suspended or
dissolved material to flow from the Site onto
any adjoining land or allow any waste matter
that is not part of the final product from waste
processing plants to be deposited anywhere
within the Site or onto any adjoining land. He
shall arrange removal of such matter from the
site in a proper manner to the satisfaction of
the Engineer
A-8
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MEASURE
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MEASURE?
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MEASURE?*
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MEASURE TO
ACHIEVE?
D
C
O
11. The Contractor shall observe and comply with
the Waste Disposal (Chemical Waste) (General)
Regulation
6.6.8
WM.8
1. Construction material, stockpiles, chemical and
waste storage/recycling facilities should be
immediately moved to secured area
2. Construction material, stockpiles and waste
storage/recycling facilities should be covered by
an impermeable sheeting, if necessary
3. Intercepting channels will be provided at the
edge of the excavated area to prevent storm
runoff from washing across the exposed surface
To adopt additional control
measures when inclement weather
(e.g. heavy rain, typhoon, etc.) is
forecast
All works
areas
Construction
Contractor
Good Site Practice
6.6.9
WM.9
Visitors will be encouraged to bring their own
reusable water bottles and food containers, rather
than single-use containers, and free drinking water
for visitors will be provided at the MPEC. No waste
receptacles are provided within MPNR and visitors
will be encouraged to take their waste home with
them
To minimise the amount of waste
generated by visitors to MPNR
Throughout
MPNR
WWF
Additional measure
for minimisation of
detrimental impacts
to wildlife and the
local community
Table
6-3
WM.10
Inert C&D Material: PFRF at Tuen Mun Area 38
To ensure proper management and
treatment of inert C&D material
Off-site
Construction
Contractor
Table
6-3
WM.11
C&D Waste (non-inert): Segregation + recycling by
local recyclers / residual waste to NENT Landfill
To ensure proper management and
treatment of C&D waste (non-inert)
Off-site
Construction
Contractor
Table
6-3
WM.12
C&D Waste (vegetation): Vegetation shall be
composted on-site
To ensure proper management and
treatment of C&D waste (veg)
On-site
WWF
Table
6-3
WM.13
General Refuse: Segregation + off-site recycling by
local recyclers/residual waste to NWNT RTS
To ensure proper management and
treatment of general refuse
Off-site
Construction
Contractor
ECOLOGY
7.9.3
E.1
The three project elements will be
assembled/constructed over a two-month period
between mid-April and mid-October
To avoid impacts on the high
number of waterbirds and wetland-
dependent species present in the
dry season
All works
areas
Construction
Contractor
Additional measure
for minimisation of
detrimental impacts
to wildlife and the
A-9
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7.9.4
E.2
Adequate site checks in the works area and in the
vicinity of the footprint of all project elements will
be conducted by a suitably qualified ecologist prior
to commencement of works to search for
substantive usage of the habitat by flora and/or
fauna of conservation concern, e.g. the presence of
an otter holt
To avoid impacts on mammals, in
particular Eurasian Otter
All works
areas
ET
local community
7.9.6
E.3
Install a 2m-high solid, opaque screen around works
areas
To mitigate disturbance to species
using adjacent habitats
All works
areas
Construction
Contractor
7.9.6
E.4
Provide screen planting using native bamboo
species Bambusa tuldoides (青稈竹, 花眉竹) to the
access path to the new Tower Hides to reduce
disturbance during the construction and operational
phase (see also LV.6, below)
To mitigate disturbance to species
using adjacent habitats
Access to
THs
Construction
Contractor
+WWF
7.9.7
E.5
All construction activity for TH2 and its associated
access path, including the passage of construction
vehicles, will cease two hours before sunset, this
means 4pm in the wet season construction period
To avoid impacts on nocturnal
roost sites and associated pre-roost
gatherings of Collared Crow in the
vicinity of Pond 20
TH2
Construction
Contractor
7.9.8
E.6
Ahead of construction, ET checks will be conducted
during the breeding season. These checks should be
carried out two weeks prior to construction
commencing and the day before. Should any egretry
be discovered in the vicinity of works areas, the
need for mitigation measures shall be assessed in
consultation with AFCD
To check for the presence of
breeding ardeids within 500m of
the footprint of project elements
All works
areas
ET
7.9.9
E.7
All construction activity for footpath and TH3 will
cease one hour before sunset
To prevent disturbance to nearby
ardeid pre-roost and roost activities
TH3 and
footpath
Construction
Contractor
7.9.11
E.8
Adequate site checks along haul roads and in the
works area and in the immediate vicinity should be
conducted prior to the commencement of works at
TH2 and TH3
To detect substantive use of
adjacent habitat by species of
conservation concern. If roosts or
breeding species are found,
TH2 and
TH3
ET
A-10
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MEASURE?
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MEASURE?*
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O
appropriate measures should be
taken to avoid adverse impact,
including adjustments to the timing
of works
7.9.12
E.9
Prior to any tree pruning or felling works, a careful
check should be conducted by an experienced
ecologist to ensure that bats or active bird nests are
not present
To avoid disturbance to bat and
bird species nesting in trees
All works
areas
ET
7.9.14
E.10
Desilting channels at gei wai 19, reconnecting
gei wai 19a with gei wai 19b, and merging the
six sub-ponds (20a to 20f) of gei wai 20 (for
TH2); and enhancement of gei wai 8a through
reprofiling and connection of gei wai 8a with
gei wai 7 (forTH3).
To provide habitat
enhancement to offset the loss
of very small areas of gei wai
bund and pond bund due to
construction of the new TH2,
TH3 and boardwalk path
TH2 and
TH3
Construction
Contractor
+WWF
FISHERIES
8.3.19
F.1
Contingency plan when construction works are in
the vicinity of commercial fish ponds:
1. Identification of potential emergency situations
– consult with WWF and owners of the ponds.
2. Emergency response team
3. Emergency response procedures
4. List of emergency telephone hotlines
5. Location and type of emergency equipment
6. Training plan and testing for effectiveness
To prevent perforated liner and
damaged/destabilized pond bunds
In the
vicinity of
commercial
fish ponds
Construction
Contractor
Additional measure
for minimisation of
detrimental impacts
to wildlife and the
local community
LANDSCAPE AND VISUAL
9.7.4
LV.1
CM1: Construction lighting control: to ensure no
night time lighting at all works areas.
To restrict and reduce light
pollution during night time.
All works
areas
Construction
Contractor
Additional measure
for minimisation of
detrimental impacts
to wildlife and the
local community
9.7.4
LV.2
CM2: All existing trees and vegetation outside the
works footprints shall be properly preserved and
To protect the landscape quality of
the existing trees and vegetation.
All works
areas
Construction
Contractor
DevB TCW No.
7/2015
A-11
Note: * D = Deign Stage | C = Construction Stage | O = Operation Stage
EIA REPORT VOLUME IV: EM&A MANUAL
Mai Po Nature Reserve Infrastructure Upgrade Project
Prepared for World Wide Fund For Nature Hong Kong
SMEC Internal Ref. 7076457 D01
20 October 2021
EIA
REPORT
REF.
EM&A
ACTION
REF.
RECOMMENDED MITIGATION MEASURES
OBJECTIVES OF THE MEASURE AND
MAIN CONCERNS TO ADDRESS
LOCATION
OF
MEASURE
WHO TO
IMPLEMENT
MEASURE?
WHEN TO
IMPLEMENT
MEASURE?*
STANDARD OR
REQUIREMENTS FOR
MEASURE TO
ACHIEVE?
D
C
O
protected.
9.7.4
LV.3
CM3: All the construction materials shall be
properly stored at the designated locations within
the works areas.
To ensure proper storage of
construction materials and enhance
tidiness on site.
All works
areas
Construction
Contractor
Good Site Practice
9.7.4
LV.4
CM4: Erection of screen hoarding for TH2 and TH3
(where appropriate, hoardings with surface
treatment/ colour suitable to the rural context shall
be used).
To minimise potential impact on
landscape / visual quality during
construction of TH2 and TH3.
All works
areas
Construction
Contractor
Additional measure
for minimisation of
detrimental impacts
to wildlife and the
local community
9.7.5
LV.5
OM1: Suitable/responsive design of the proposed
Boardwalks and Bird-watching Hides
To enhance overall landscape /
visual quality by fitting in with the
surrounding natural landscapes.
TH2 and
TH3, New
Boardwalks
Design
Consultant/
WWF
9.7.5
LV.6
OM2: Provide screen planting using native bamboo
species Bambusa tuldoides (青稈竹, 花眉竹) to the
access to the new Tower Hides to soften the
appearance of the hard elements of the Project.
To enhance overall landscape /
visual quality by fitting in with the
surrounding natural landscapes.
Access to
THs
Construction
Contractor
