6.1
This Quarterly Environmental Monitoring and Audit (EM&A) Report presents the
EM&A works undertaken in the period between March to May 2018 in accordance with EM&A Manual.
6.2
No Action/Limit Level exceedance was recorded for air quality (1-hr TSP)
and noise.
6.3
For 24-hour TSP monitoring, no Limit Level exceedance was recorded. One
Action Level exceedance was recorded at AMS1 on 5 April 2018.
6.4
There are twenty eight Action Level and three Limit Level exceedances
were recorded for dissolved oxygen. There are eight Action Level and two Limit
Level exceedances were recorded for suspended solids. No Action/Limit Level
exceedance for and turbidity was recorded in the reporting period.
6.5
According to the investigation, all exceedances are considered not due
to the Contract.
6.6
No Action/Limit Level exceedance of dolphin monitoring for the quarterly
monitoring data.
6.7
During this quarter of dolphin
monitoring, no adverse impact from the activities of the HKLR09 construction
project on Chinese White Dolphins was noticeable from general observations.
6.8
Environmental site inspection was
conducted on 6th, 13th, 20th and 27th
March, 3rd, 10th, 17th and 24th
April, 2nd, 8th, 15th, 23rd and 29th
May 2018 by ET in the reporting month. All deficiencies
identified during the site inspection have already rectified / improved during
the follow-up audit session.
6.9
The inspection to the Sha Lo
Wan (West) Archaeological Site was conducted on 27th March 2018. No access to Sha Lo Wan (West) Archaeological site for works areas
and storage of construction equipment was observed.
6.10
There was no environmental
complaint received in the reporting period. No notification of summons and successful prosecution received in the reporting period.
6.11
The ET will keep track on the
EM&A programme to ensure compliance of environmental requirements and the
proper implementation of all necessary mitigation measures.
6.12
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 accidential
spillage of or other hazardours 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.