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Location |
EIA Ref |
EM&A Log Ref |
Environmental Protection Measures |
Funding Agent |
Implemen-tation Agent |
Mainten-ance Agent |
Implemen-tation Stages |
Relevant Legislation and Guidelines |
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Air Quality |
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Within construction sites |
3.5.4 |
2.9
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Air Pollution Control (Construction Dust) Regulation:
· where breaking of rock/concrete is required, watering shall be implemented to suppress dust generation, water spray shall be used during the handling of excavated material at the site and at active cuts, tunnel construction works, excavation and fill sites where dust is likely to be created;
· the heights from which excavated materials are dropped shall be controlled to a minimum practical height to limit fugitive dust generation from unloading;
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TDD |
Contractor |
Contractor |
Construction Phase |
Air Pollution Control (Construction Dust) Regulation
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· all dusty materials shall be sprayed with water immediately prior to any loading, unloading or transfer operation so as to maintain the dusty materials wet; |
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· any stockpiles of aggregate or spoil shall be covered and water applied;
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· every vehicle shall be washed to remove any dusty materials from its body and wheels before leaving a construction site;
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· the load on the vehicles shall be covered entirely by clean impervious sheeting to ensure that the dusty materials do not leak from the vehicle; and
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· the working area of any excavation shall be sprayed with water before, during and immediately after the operation so as to maintain the entire surface wet. |
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Air Quality Monitoring |
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Monitoring Locations |
6.1.2 |
2.6 |
Baseline monitoring shall be carried out prior to the commissioning of the construction works to obtain daily TSP samples. 1-hr sampling shall also be done at least 3 times per day. |
TDD |
Environ-mental Team of the Contractor |
-- |
At least 14 consecutive days prior to the com-missioning of the construction works |
-- |
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Monitoring Locations |
6.1.2 |
2.7 |
Sampling for regular impact monitoring, shall be carried out at least once in every six-days at all the monitoring stations for 24-hr TSP monitoring. For 1-hr TSP monitoring, sampling frequency of at least 3 times in every 6-days shall be undertaken when the highest dust impact occurs.
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TDD |
Environ-mental Team of the Contractor |
-- |
Construction Phase |
-- |
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Monitoring Locations |
6.1.2 |
2.8 |
In case of non-compliance of the air quality criteria occurs, more frequent monitoring as specified in the Action Plan shall be carried out. The additional monitoring shall be continued until exceedance stops. |
TDD |
Environ-mental Team of the Contractor |
-- |
Specified times |
-- |
Noise |
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Within construction sites |
4.3.3 |
3.8 |
· Use of quiet PME; |
TDD |
Contractor |
Contractor |
Construction Phase |
PN 2/93 & EIAO |
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· Only operate well-maintained plant on-site and plant should be serviced regularly during the construction works;
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· Shut down the machines and plant for intermittent use between work periods. |
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Construction Noise Monitoring |
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Monitoring locations |
6.1.1 |
3.5 |
The baseline noise monitoring shall be carried out at the noise monitoring locations for a period of two weeks prior to the commencement of the construction works.
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TDD |
Environ-mental Team of the Contractor |
-- |
Specified times |
-- |
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Monitoring locations |
6.1.1 |
3.6 |
Construction noise monitoring shall be carried out once per week between 0700-1900 on normal weekdays at all designated monitoring locations.
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TDD |
Environ-mental Team of the Contractor |
-- |
Specified times |
-- |
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Monitoring locations |
6.1.1 |
3.7
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In case of non-compliance with the construction noise criteria, more frequent monitoring as specified in the Action Plan shall be carried out. The additional monitoring shall be continued until the recorded noise levels are rectified or proved to be irrelevant to the construction activities.
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TDD |
Environ-mental Team of the Contractor |
-- |
Specified times |
-- |
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Operation Noise Monitoring |
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Monitoring locations |
6.2.1 |
7.2.4 |
Baseline monitoring should be carried out daily for a period of at least two weeks at agreed locations.
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TDD |
Environ-mental Team of the Contractor |
-- |
Specified times |
-- |
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Monitoring locations |
6.2.1 |
7.2.5 |
Two sets of traffic noise monitoring data should be obtained during the first year of the operation of Link Roads G & L (i.e. 2003). |
TDD |
Environ-mental Team of the Contractor |
-- |
Specified times |
-- |
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· one set of measurements at the morning traffic peak hour on normal weekdays (exact timing to be confirmed with Transport Department and agreed with EPD); and
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· one set of measurements at the evening traffic peak hour on normal weekdays (exact timing to be confirmed with Transport Department and agreed with EPRD). |
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Monitoring locations |
6.2.1 |
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In case of non-compliance with the noise criteria, more frequent monitoring as specified in the Action Plan shall be carried out. The additional monitoring shall be continued until the recorded noise levels are rectified or proved to be irrelevant to the construction activities. |
TDD |
Environ-mental Team of the Contractor |
-- |
Specified times |
-- |
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Waste Management |
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Within construction sites |
5.6.3 |
4.2 |
Storage, Collection and Transport of Waste Permitted waste hauliers shall be used to collect and transport wastes to the disposal points. The following measures to minimise adverse impacts shall be instigated: |
TDD |
Contractor |
Contractor |
Construction Phase |
Practice Note for Authorized Person and Registered Structural Engineers, Building Department |
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· handle and store waste in a manner which ensures that it is held securely without loss or leakage, thereby minimising the potential for pollution;
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· use waste hauliers authorised or licensed to collect specific category of waste;
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· remove waste in a timely manner;
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· maintain and clean waste storage areas regularly;
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Waste Disposal Ordinance |
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· minimise windblown litter and dust during transportation by either covering trucks or transporting waste in enclosed containers;
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(Cap 354), Waste Disposal (Chemical Waste) (General) |
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· obtain the necessary waste disposal permits from the appropriate authorities, if they are required;
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Regulation (Cap 354), the Land (Miscell-aneous |
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· dispose of waste at licensed waste disposal facilities; and
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Provision) Ordinance (Cap 28); |
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· develop procedures such as a ticketing system to facilitate tracking of loads, particularly for chemical waste, and to ensure that illegal disposal of waste does not occur; and maintain records of the quantities of waste generated, recycled and disposed. |
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Within construction sites |
5.6.4
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4.2 |
Water Quality: · separating surface water drainage system for the stockpiling area;
· installation of silt traps for the surface water drainage system; and
· covering stockpiled material with tarpaulin during heavy rainstorm. |
TDD |
Contractor |
Contractor |
Construction Phase |
ProPECC PN 1/94 |
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Within construction sites |
5.6.5 |
4.2 |
C&D Waste
The Contractor shall recycle C&D material on‑site. Proper segregation of waste on site will increase the feasibility of certain components of the waste stream by the recycling contractors.
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TDD |
Contractor |
Contractor |
Construction Phase |
Works Branch Technical Circular (WBTC) No. 5/98, Onsite Sorting of
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Different areas of the worksite shall be designated for such segregation and storage wherever site conditions permit.
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Construction Waste on Demolition Sites |
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Within construction sites |
5.6.6 |
4.2 |
Chemical Waste
Containers used for the storage of chemical waste shall: · be suitable for the substance they are holding, resistant to corrosion, maintained in a good condition, and securely closed;
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TDD |
Contractor |
Contractor |
Construction Phase |
Code of Practice on the Packaging, Labelling and Storage of Chemical Wastes, EPD |
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· have a capacity of less than 450 litres unless the specifications have been approved by the EPD; and
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· display a label in English and Chinese in accordance with instructions prescribed in Schedule 2 of the Regulations. |
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Within construction sites |
5.6.6 |
4.2 |
The storage area for chemical wastes shall: · be clearly labelled and used solely for the storage of chemical waste; · be enclosed on at least 3 sides; |
TDD |
Contractor |
Contractor |
Construction Phase |
Code of Practice on the Packaging, Labelling and Storage of Chemical Wastes, EPD |
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· have an impermeable floor and bunding, of capacity to accommodate 110% of the volume of the largest container or 20% by volume of the chemical waste stored in that area, whichever is the greatest;
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· have adequate ventilation;
· be covered to prevent rainfall entering (water collected within the bund must be tested and disposed as chemical waste if necessary); and
· be arranged so that incompatible materials are adequately separated.
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Within construction sites |
5.6.6 |
4.2 |
Disposal of chemical waste shall: · be via a licensed waste collector; and
· be to a facility licensed to receive chemical waste, such as the Chemical Waste Treatment Facility which also offers a chemical waste collection service and can supply the necessary storage containers; or
· be to a reuser of the waste, under approval from the EPD.
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TDD |
Contractor |
Contractor |
Construction Phase |
Code of Practice on the Packaging, Labelling and Storage of Chemical Wastes, EPD |
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Within construction sites |
5.6.7 |
4.2 |
General Refuse
General refuse shall be stored in enclosed bins or compaction units separate from C&D and chemical wastes. A waste collector shall be employed by the contractor to remove general refuse from the site, separately from C&D and chemical wastes, on a daily or every second day basis to minimise odour, pest and litter impacts. Burning of refuse on construction sites is prohibited by law.
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TDD |
Contractor |
Contractor |
Construction Phase |
Practice Note for Authorized Person and Registered Structural Engineers, Building Department and Public Health and Municipal Services Ordinance |
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Within Construction Sites |
- |
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A coordinator for the management of waste should be identified.
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Contractor |
Contractor |
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Construction Phase |
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Within Construction Sites |
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A Waste Management Plan should be prepared by the coordinator and submitted to EPD |
Contractor |
Contractor |
- |
Construction Phase |
- |
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