10.1
The
Environmental Monitoring and Audit (EM&A) Report presents the EM&A
works undertaken in October 2018 in accordance with EM&A
Manual.
10.2
No Action/Limit Level exceedance was recorded for
construction noise.
10.3
All 1-hour TSP monitoring was conducted as
scheduled in the reporting month. No Action/Limit Level exceedances were
recorded.
10.4
All 24-hour TSP monitoring was conducted as
scheduled in the reporting month. No Action/Limit Level exceedances were
recorded.
10.5
All water quality monitoring was conducted as
scheduled in the reporting month. No Action/Limit Level exceedance for dissolved
oxygen, turbidity and suspended solids were recorded.
10.6 Dolphin transect survey was
carried out on 2nd and 9th October
2018. No adverse impact on Chinese White Dolphins was noticeable from
general observations.
10.7 Environmental site inspection was
conducted on 2nd, 9th, 16th
and 23rd October 2018 by ET in the
reporting month. All deficiencies identified during the site
inspection have already rectified / improved during the follow-up audit session.
10.8 The inspection to the Sha Lo Wan
(West) Archaeological Site was conducted on 18th September 2018. No access to Sha Lo Wan
(West) Archaeological site for works areas and storage of construction
equipment was observed.
10.9 There was no
environmental complaints, no notification of summons and
successful prosecution received in the reporting
month.
10.10 Hong Kong-Zhuhai-Macao Bridge Hong
Kong Link Road (HKLR) has been commissioned on 24 October 2018. All
Construction Phase EM&A Programme under HY/2011/09 have been terminated
starting from the commissioning date for HKLR.
10.11 According to the environmental
audit performed in the reporting month, the following recommendations were made:
Air Quality Impact
¡P To regularly maintain the quality
of machinery and
vehicles on site.
¡P To implement dust suppression
measures on all haul roads, stockpiles, dry surfaces and excavation works.
¡P To provide hoarding along the
entire length of that portion of the site boundary.
Noise Impact
¡P To inspect the noise sources
inside the site.
¡P To space out noisy equipment and
position the equipment as far away as possible from sensitive receivers.
¡P To provide temporary noise
barriers for operations of noisy equipment near the noise sensitive receivers, if
necessary.
Water Impact
¡P
To
prevent any surface runoff discharge into any stream course and
sea.
¡P
To
review and implement temporary drainage system.
¡P
To
identify any wastewater discharges from site.
¡P
To
ensure properly maintenance for de-silting facilities.
¡P
To
clear the silt and sediment in the sedimentation tanks.
¡P
To
review the capacity of de-silting facilities for discharge.
¡P
To
divert all the water generated from construction site to de-silting facilities
with enough handling capacity before discharge.
¡P
To
avoid accumulation of stagnant
and ponding water
on site.
Ecology Impact
¡P
To implement Spill Response Plan in the event of
accidental spillage of or other hazardous chemicals.
¡P
To implement Dolphin Exclusion Zone during
the installation of bored pile casing located in the waters to the west of
Airport.
¡P
To implement Dolphin Watching Plan after the bored
piling casing is installed.
¡P
To ensure the acoustically-decoupled measures
were implemented for air compressors and other noisy equipment mounted on
construction vessels according to acoustic decoupling measures plan.
Waste/Chemical Management
¡P
To
check for any accumulation of waste materials or rubbish on site.
¡P
To ensure the performance of sorting of C&D
materials at source (during generation);
¡P
To carry out inspection of dump truck at site exit
to ensure inert and non-inert C&D materials are properly segregated before
removing off site.
¡P
To
avoid any discharge or accidental spillage of chemical waste or oil directly from the
site.
¡P
To
avoid improper handling or storage of oil drum on site.