Appendix – Event Action Plan

Appendix L – Event Action Plan

Event / Action Plan for Air Quality

Event	Action
	ET Leader	IEC	ER	Contractor
Action Level
Exceedance for one sample	1. Identify source, investigate the causes of exceedance and propose remedial measures; 2. Inform IEC and ER; 3. Repeat measurement to confirm finding; 4. Increase monitoring frequency to daily.	1. Check monitoring data submitted by ET; 2. Check Contractor’s working method.	1. Notify Contractor.	1. Rectify any unacceptable practice; 2. Amend working methods if appropriate.
Exceedance for two or more consecutive samples	1. Identify source; 2. Inform IEC and ER; 3. Advise the ER on the effectiveness of the proposed remedial measures; 4. Repeat measurements to confirm findings; 5. Increase monitoring frequency to daily; 6. Discuss with IEC and Contractor on remedial actions required; 7. If exceedance continues, arrange meeting with IEC and ER; 8. If exceedance stops, cease additional monitoring.	1. Check monitoring data submitted by ET; 2. Check Contractor's working method; 3. Discuss with ET and Contractor on possible remedial measures; 4. Advise the ER on the effectiveness of the proposed remedial measures; 5. Supervise Implementation of remedial measures.	1. Confirm receipt of notification of failure in writing; 2. Notify Contractor; 3. Ensure remedial measures properly implemented.	1. Submit proposals for remedial actions to IEC within 3 working days of notification; 2. Implement the agreed proposals; 3. Amend proposal if appropriate.

Event	Action
	ET Leader	IEC	ER	Contractor
Limit Level
Exceedance for one sample	1. Identify source, investigate the causes of exceedance and propose remedial measures; 2. Inform ER, Contractor and EPD; 3. Repeat measurement to confirm finding; 4. Increase monitoring frequency to daily; 5. Assess effectiveness of Contractor’s remedial actions and keep IEC, EPD and ER informed of the results.	1. Check monitoring data submitted by ET; 2. Check Contractor's working method; 3. Discuss with ET and Contractor on possible remedial measures; 4. Advise ER on the effectiveness of the proposed remedial measures; 5. Supervise implementation of remedial measures.	1. Confirm receipt of notification of failure in writing; 2. Notify Contractor; 3. Ensure remedial measures properly implemented.	1. Take immediate action to avoid further exceedance; 2. Submit proposals for remedial actions to IEC within 3 working days of notification; 3. Implement the agreed proposals; 4. Amend proposal if appropriate.
Exceedance for two or more consecutive samples	1. Notify IEC, ER, Contractor and EPD; 2. Identify source; 3. Repeat measurement to confirm findings; 4. Increase frequency to daily; 5. Carry out analysis of Contractor’s working procedures to determine possible mitigation to be implemented; 6. Arrange meeting with IEC and ER to discuss the remedial actions to be taken; 7. Assess effectiveness of Contractor's remedial actions and keep IEC, EPD and ER informed of the results; 8. If exceedance stops, cease additional monitoring.	1. Discuss amongst ER, ET, and Contractor on the potential remedial actions; 2. Review Contractor's remedial actions whenever necessary to assure their effectiveness and advise ER accordingly; 3. Supervise the implementation of remedial measures.	1. Confirm receipt of notification of failure in writing; 2. Notify Contractor; 3. In consultation with the IEC, agree with the Contractor on the remedial measures to be implemented; 4. Ensure remedial measures properly implemented; 5. If exceedance continues, consider what portion of the work is responsible and instruct the Contractor to stop that portion of work until the exceedance is abated.	1. Take immediate action to avoid further exceedance; 2. Submit proposals for remedial actions to IEC within 3 working days of notification; 3. Implement the agreed proposals; 4. Resubmit proposals if problem still not under control; 5. Stop the relevant portion of works as determined by ER until the exceedance is abated.

Event / Action Plan for Construction Noise

Event

Action

ET Leader

IEC

Contractor

Action

Level

1. Identify source, investigate the causes of exceedance and propose remedial measures;

2. Notify IEC and Contractor;

3. Report the results of investigation to the IEC, ER and Contractor;

4. Discuss with the Contractor and formulate remedial measures;

5. Increase monitoring frequency to check mitigation effectiveness.

1. Review the analysed results submitted by ET;

2. Review the proposed remedial measures by the Contractor and advise ER accordingly;

3. Supervise the implement of remedial measures.

1. Confirm receipt of notification of failure in writing;

2. Notify the Contractor;

3. Require the Contractor to propose remedial measures for the analysed noise problem;

4. Ensure remedial measures are properly implemented.

1. Submit noise mitigation proposals to IEC;

2. Implement noise mitigation proposals.

Limit

Level

1. Identify source;

2. Inform IEC, ER, EPD and Contractor;

3. Repeat measurements to confirm findings;

4. Increase monitoring frequency;

5. Carry out analysis of Contractor’s working procedures to determine possible mitigation to be implemented;

6. Inform IEC, ER and EPD the causes and actions taken for the exceedances;

7. Assess effectiveness of Contractor’s remedial actions and keep IEC, EPD and ER informed of the results;

8. If exceedance stops, cease additional monitoring.

1. Discuss amongst ER, ET and the Contractor on the potential remedial actions;

2. Review the Contractor's remedial actions whenever necessary to assure their effectiveness and advise ER accordingly;

3. Supervise the implementation of remedial measures.

1. Confirm receipt of notification of failure in writing;

2. Notify the Contractor;

3. Require the Contractor to propose remedial measures for the analysed noise problem;

4. Ensure remedial measures are properly implemented;

5. If exceedance continues, consider what activity of the work is responsible and instruct the Contractor to stop that activity of work until the exceedance is abated.

1. Take immediate action to avoid further exceedance;

2. Submit proposals for remedial actions to IEC within 3 working days of notification;

3. Implement the agreed proposals;

4. Resubmit proposals if problem still not under control;

5. Stop the relevant activity of works as determined by the ER until the exceedance is abated.

Event / Action Plan for Water Quality

Event	Action
Action level being exceeded by one sampling day	1. Repeat in situ measurement on next day of exceedance to confirm findings; 2. Identify source(s) of impact; 3. Inform IEC, contractor and ER; 4. Check monitoring data, all plant, equipment and Contractor's working methods.	1. Check monitoring data submitted by ET and Contractor’s working methods.	1. Confirm receipt of notification of non-compliance in writing; 2. Notify Contractor.	1. Inform the ER and confirm notification of the non-compliance in writing; 2. Rectify unacceptable practice; 3. Amend working methods if appropriate.
Action level being exceeded by two or more consecutive sampling days	1. Repeat measurement on next day of exceedance to confirm findings; 2. Identify source(s) of impact; 3. Inform IEC, contractor, ER and EPD; 4. Check monitoring data, all plant, equipment and Contractor's working methods; 5. Ensure mitigation measures are implemented; 6. Increase the monitoring frequency to daily until no exceedance of Action level.	1. Check monitoring data submitted by ET and Contractor’s working method; 2. Discuss with ET and Contractor on possible remedial actions; 3. Review the proposed mitigation measures submitted by Contractor and advise the ER accordingly; 4. Supervise the implementation of mitigation measures.	1. Discuss with IEC on the proposed mitigation measures; 2. Ensure mitigation measures are properly implemented; 3. Assess the effectiveness of the implemented mitigation measures.	1. Inform the Engineer and confirm notification of the non-compliance in writing; 2. Rectify unacceptable practice; 3. Check all plant and equipment and consider changes of working methods; 4. Submit proposal of additional mitigation measures to ER within 3 working days of notification and discuss with ET, IEC and ER; 5. Implement the agreed mitigation measures.
Limit level being exceeded by one sampling day	1. Repeat measurement on next day of exceedance to confirm findings; 2. Identify source(s) of impact; 3. Inform IEC, contractor, ER and EPD; 4. Check monitoring data, all plant, equipment and Contractor's working methods; 5. Discuss mitigation measures with IEC, ER and Contractor.	1. Check monitoring data submitted by ET and Contractor’s working method; 2. Discuss with ET and Contractor on possible remedial actions; 3. Review the proposed mitigation measures submitted by Contractor and advise the ER accordingly.	1. Confirm receipt of notification of failure in writing; 2. Discuss with IEC, ET and Contractor on the proposed mitigation measures; 3. Request Contractor to review the working methods.	1. Inform the ER and confirm notification of the non-compliance in writing; 2. Rectify unacceptable practice; 3. Check all plant and equipment and consider changes of working methods; 4. Submit proposal of mitigation measures to ER within 3 working days of notification and discuss with ET, IEC and ER.
Limit level being exceeded by two or more consecutive sampling days	1. Repeat measurement on next day of exceedance to confirm findings; 2. Identify source(s) of impact; 3. Inform IEC, contractor, ER and EPD; 4. Check monitoring data, all plant, equipment and Contractor's working methods; 5. Discuss mitigation measures with IEC, ER and Contractor; 6. Ensure mitigation measures are implemented.	1. Check monitoring data submitted by ET and Contractor’s working method; 2. Discuss with ET and Contractor on possible remedial actions; 3. Review the Contractor’s mitigation measures whenever necessary to assure their effectiveness and advise the ER accordingly; 4. Supervise the implementation of mitigation measures.	1. Discuss with IEC, ET and Contractor on the proposed mitigation measures; 2. Request Contractor to critically review the working methods; 3. Make agreement on the mitigation measures to be implemented; 4. Ensure mitigation measures are properly implemented; 5. Consider and instruct, if necessary, the Contractor to slow down or to stop all or part of the construction activities until no exceedance of Limit level.	1. Take immediate action to avoid further exceedance; 2. Submit proposal of mitigation measures to ER within 3 working days of notification and discuss with ET, IEC and ER; 3. Implement the agreed mitigation measures; 4. Resubmit proposals of mitigation measures if problem still not under control; 5. As directed by the Engineer, to slow down or to stop all or part of the construction activities until no exceedance of Limit level.

Event

Action

ET Leader

IEC

Contractor

Action level being exceeded by one sampling day

1. Repeat in situ measurement on next day of exceedance to confirm findings;

2. Identify source(s) of impact;

3. Inform IEC, contractor and ER;

4. Check monitoring data, all plant, equipment and Contractor's working methods.

1. Check monitoring data submitted by ET and Contractor’s working methods.

1. Confirm receipt of notification of non-compliance in writing;

2. Notify Contractor.

1. Inform the ER and confirm notification of the non-compliance in writing;

2. Rectify unacceptable practice;

3. Amend working methods if appropriate.

Action level being exceeded by two or more consecutive sampling days

1. Repeat measurement on next day of exceedance to confirm findings;

2. Identify source(s) of impact;

3. Inform IEC, contractor, ER and EPD;

4. Check monitoring data, all plant, equipment and Contractor's working methods;

5. Ensure mitigation measures are implemented;

6. Increase the monitoring frequency to daily until no exceedance of Action level.

1. Check monitoring data submitted by ET and Contractor’s working method;

2. Discuss with ET and Contractor on possible remedial actions;

3. Review the proposed mitigation measures submitted by Contractor and advise the ER accordingly;

4. Supervise the implementation of mitigation measures.

1. Discuss with IEC on the proposed mitigation measures;

2. Ensure mitigation measures are properly implemented;

3. Assess the effectiveness of the implemented mitigation measures.

1. Inform the Engineer and confirm notification of the non-compliance in writing;

2. Rectify unacceptable practice;

3. Check all plant and equipment and consider changes of working methods;

4. Submit proposal of additional mitigation measures to ER within 3 working days of notification and discuss with ET, IEC and ER;

5. Implement the agreed mitigation measures.

Limit level being exceeded by one sampling day

1. Repeat measurement on next day of exceedance to confirm findings;

2. Identify source(s) of impact;

3. Inform IEC, contractor, ER and EPD;

4. Check monitoring data, all plant, equipment and Contractor's working methods;

5. Discuss mitigation measures with IEC, ER and Contractor.

1. Check monitoring data submitted by ET and Contractor’s working method;

2. Discuss with ET and Contractor on possible remedial actions;

3. Review the proposed mitigation measures submitted by Contractor and advise the ER accordingly.

1. Confirm receipt of notification of failure in writing;

2. Discuss with IEC, ET and Contractor on the proposed mitigation measures;

3. Request Contractor to review the working methods.

1. Inform the ER and confirm notification of the non-compliance in writing;

2. Rectify unacceptable practice;

3. Check all plant and equipment and consider changes of working methods;

4. Submit proposal of mitigation measures to ER within 3 working days of notification and discuss with ET, IEC and ER.

Limit level being exceeded by two or more consecutive sampling days

1. Repeat measurement on next day of exceedance to confirm findings;

2. Identify source(s) of impact;

3. Inform IEC, contractor, ER and EPD;

4. Check monitoring data, all plant, equipment and Contractor's working methods;

5. Discuss mitigation measures with IEC, ER and Contractor;

6. Ensure mitigation measures are implemented.

1. Check monitoring data submitted by ET and Contractor’s working method;

2. Discuss with ET and Contractor on possible remedial actions;

3. Review the Contractor’s mitigation measures whenever necessary to assure their effectiveness and advise the ER accordingly;

4. Supervise the implementation of mitigation measures.

1. Discuss with IEC, ET and Contractor on the proposed mitigation measures;

2. Request Contractor to critically review the working methods;

3. Make agreement on the mitigation measures to be implemented;

4. Ensure mitigation measures are properly implemented;

5. Consider and instruct, if necessary, the Contractor to slow down or to stop all or part of the construction activities until no exceedance of Limit level.

1. Take immediate action to avoid further exceedance;

2. Submit proposal of mitigation measures to ER within 3 working days of notification and discuss with ET, IEC and ER;

3. Implement the agreed mitigation measures;

4. Resubmit proposals of mitigation measures if problem still not under control;

5. As directed by the Engineer, to slow down or to stop all or part of the construction activities until no exceedance of Limit level.

Event / Action Plan for Dolphin Monitoring

Event	Action
Dolphin numbers and behaviour patterns recorded in the impact and post-construction monitoring are significantly lower than or different from those recorded in the baseline monitoring	1. Repeat statistical data analysis to confirm findings; 2. Review historical data to ensure differences are as a result of natural variation or previously observed seasonal differences; 3. Identify source(s) of impact; 4. Inform the IEC, ER and Contractor; 5. Check monitoring data; 6. Discuss additional dolphin monitoring and any other measures, with the IEC and Contractor.	1. Discuss monitoring with the ET and the Contractor; 2. Review proposals for additional monitoring and any other measures submitted by the Contractor and advise the ER accordingly.	1. Discuss with the IEC additional monitoring requirements and any other measures proposed by the ET; 2. Make agreement on the measures to be implemented.	1. Inform the ER and confirm notification of the non-compliance in writing; 2. Discuss with the ET and the IEC and propose measures to the IEC and the ER; 3. Implement the agreed measures.

Event

Action

ET Leader

IEC

Contractor

Dolphin numbers

and behaviour patterns recorded

in the impact and post-construction monitoring are significantly lower than or different from those recorded in the baseline monitoring

1. Repeat statistical data analysis to confirm findings;

2. Review historical data to ensure differences are as a result of natural variation or previously observed seasonal differences;

3. Identify source(s) of impact;

4. Inform the IEC, ER and Contractor;

5. Check monitoring data;

6. Discuss additional dolphin monitoring and any other measures, with the IEC and Contractor.

1. Discuss monitoring with the ET and the Contractor;

2. Review proposals for additional monitoring and any other measures submitted by the Contractor and advise the ER accordingly.

1. Discuss with the IEC additional monitoring requirements and any other measures proposed by the ET;

2. Make agreement on the measures to be implemented.

1. Inform the ER and confirm notification of the non-compliance in writing;

2. Discuss with the ET and the IEC and propose measures to the IEC and the ER;

3. Implement the agreed measures.