5. COMMENTS, RECOMMENDATIONS AND CONCLUSIONS

5.1 5Comments

5.1.1 According to the environmental site inspections undertaken during the reporting period, the following recommendations were provided:

For Contract No. HY/2013/03

1. CHEC was reminded to remove general and construction waste accumulated on site;

2. CHEC was reminded to remove stagnant water accumulated on site;

3. CHEC was reminded to increase watering for dust suppression on site;

4. CHEC was reminded to improve housekeeping on site;

5. CHEC was reminded to to provide a label for a NRMM on site;

6. CHEC was reminded to provide a drip tray for the chemical container on site;

For Contract No. HY/2013/06 within Contract No. HY/2013/03 works area

§ No recommendation.

5.1.2 A summary of the Implementation Schedule of Environmental Mitigation Measures (EMIS) is presented in Appendix E. All necessary mitigation measures at this stage of works were implemented properly.

5.2 Recommendations

5.2.1 With implementation of the recommended environmental mitigation measures, the contract’s environmental impacts were considered environmentally acceptable. The weekly environmental site inspections ensured that all the environmental mitigation measures recommended were effectively implemented.

5.2.2 The recommended environmental mitigation measures, as included in the EM&A programme, effectively minimize the potential environmental impacts from the contract. Also, the EM&A programme effectively monitored the environmental impacts from the construction activities and ensure the proper implementation of mitigation measures. No particular recommendation was advised for the improvement of the programme.

5.3 Conclusions

5.3.1 Commencement of Contract No. HY/2013/03 took place on 10 April 2015 and the construction works of Contract No. HY/2013/03 commenced on 29 August 2015 (commencement of Contract No. HY/2013/06 took place on 14 August 2015 and the construction works of Contract No. HY/2013/06 commenced on 13 September 2016 within Contract No. HY/2013/03 works area). This is the 8th Quarterly EM&A Report summarising the findings of EM&A activities conducted under Contract No. HY/2013/03 from 01 June 2017 to 31 August 2017 (includes the findings of EM&A activities conducted under Contract No. HY/2013/06 within Contract No. HY/2013/03 works area from 01 June 2017 to 31 August 2017).

5.3.2 Summary of Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level at AMS6 shall be referred to the monthly EM&A Reports (for June, July and August 2017) prepared by Contract No. HY/2011/03.

5.3.3 There was no Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level recorded at station AMS7 by the Environmental Team of Contract No. HY/2010/02 during the reporting period.

5.3.4 There was no Action and Limit Level exceedance for noise recorded at station NMS2 and station NMS3B by the Environmental Team of Contract No. HY/2010/02 during the reporting period.

5.3.5 There were two Action and Limit Level exceedances of suspended solids recorded at station SR3 during mid-ebb tide on 12 July 2017 and station IS7 during mid-flood tide on 14 July 2017. After investigation, it was concluded that the two exceedances were not relevant to Contract No. HY/2013/03.

5.3.6 Ecological monitoring results at all transects are reported in the EM&A report prepared by Contract No. HY/2010/02.

5.3.7 Environmental site inspection was carried out on 01, 08, 15, 22 and 30 June 2017, 06, 13, 21 and 27 July 2017, 03, 10, 18, 25 and 31 August 2017 (includes Contract No. HY/2013/06 within Contract No. HY/2013/03 works area). Recommendations on remedial actions were given to the Contractors for the deficiencies identified during the site inspections.

5.3.8 There were four complaints received in relation to the environmental impact during the reporting period. After investigation, all the complaints were not related to Contract No. HY/2013/03.

5.3.9 There were no notifications of summons or prosecutions received during the reporting period.