EVENT

Appendix G ¾ Event and Action Plans

Event and Action Plan for Air Quality (Dust)

EVENT

ACTION

Contractor

IEC

ACTION LEVEL

1.Exceedance for one sample

1. Identify source

2. Inform IEC and ER

3. Repeat measurement to confirm findings

4. Increase monitoring frequency to 3 times per six days for 24-hour TSP and 4 times per six days for 1-hour TSP.

1. Rectify any unacceptable practice

2. Amend working methods if appropriate

1. Notify Contractor

1. Check monitoring data submitted by ET

2. Check Contractor’s working method

2. Exceedance for two or more consecutive samples

1. Identify source

2. Inform IEC and ER

3. Repeat measurement to confirm findings

4. Increase monitoring frequency to daily

5. Discuss with IEC and Contractor on remedial action required

6. If exceedance continues, arrange meeting with IEC and ER

7. If exceedance stops, cease additional monitoring

1. Submit proposals for remedial action to IEC within 3 working days of notification;

2. Implement the agreed proposals

3. Amen proposal if appropriate

1. Confirm receipt of notification of failure in writing

2. Notify Contractor

3. Ensure remedial measures are properly implemented

1. Check monitoring data submitted by ET

2. Check Contractor’s working method

3. Discuss with ET and Contractor on remedial actions required

4. Advise the ER on the effectiveness of the proposed remedial measures

5. Supervise implementation of remedial measures

Event and Action Plan for Air Quality (Dust)

EVENT

ACTION

Contractor

IEC

LIMIT LEVEL

1.Exceedance for one sample

1. Identify source

2. Inform ER, Contractor and EPD

3. Repeat measurement to confirm findings

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. 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 proposals if appropriate

1. Confirm receipt of notification of failure in writing

2. Notify Contractor

3. Ensure remedial measures are properly implemented

1. Check monitoring data submitted by ET

2. Check Contractor’s working method

3. Discuss with ET and Contractor on remedial actions required

4. Advise the ER on the effectiveness of the proposed remedial measures

5. Supervise implementation of remedial measures

2. 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 monitoring 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. 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 the ER until the exceedance is abated

1. Confirm receipt of notification of failure in writing

2. Notify Contractor

3. In conclusion with the IEC, agree with the Contractor on the remedial measures to be implemented

4. Ensure remedial measures are 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. Discuss amongst ER, ET and Contractor on the potential remedial actions

2. Review Contractor’s remedial actions whenever necessary to assure their effectiveness and advice the ER accordingly

3. Supervise the implementation of remedial measures

Event and Action Plan for Marine Water Quality

EVENT

ACTION

Contractor

IEC

Action Level being exceeded by one sampling day

1. Repeat in-situ measurement to confirm findings;

2. Identify reasons for non-compliance and sources of impact;

3. Inform IEC and Contractor;

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

5. Discuss mitigation measures with IEC and Contractor;

6. Repeat measurement on next day of exceedance

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

2. Rectify unacceptable practice;

3. Check all plant and equipment;

4. Consider changes of working method;

5. Discuss with ET and IEC and propose mitigation measures to IEC and ER;

6. Implement the agreed mitigation measures.

1. Discuss with IEC on the proposed mitigation measures;

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

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

2. Review proposals on mitigation measures submitted by Contractor and advice the ER accordingly;

3. Assess the effectiveness of the implemented mitigation measures.

Action Level being exceeded by more than two consecutive sampling days

1. Repeat in-situ measurement to confirm findings;

2. Identify reasons for non-compliance and sources of impact;

3. Inform IEC and Contractor;

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

5. Discuss mitigation measures with IEC and Contractor;

6. Ensure mitigation measures are implemented;

7. Prepare to increase monitoring frequency to daily;

8. Repeat measurement on next day of exceedance

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

2. Rectify unacceptable practice;

3. Check all plant and equipment;

4. Consider changes of working method;

5. Discuss with ET and IEC and propose mitigation measures to IEC and ER within 3 working days;

6. Implement the agreed mitigation measures.

1. Discuss with IEC on the proposed mitigation measures;

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

3. Assess the effectiveness of the mitigation measure.

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

2. Review proposals on mitigation measures submitted by Contractor and advice the ER accordingly;

3. Assess the effectiveness of the implemented mitigation measures.

EVENT

ACTION

Contractor

IEC

Limit Level being exceeded by one sampling day

1. Repeat in-situ measurement to confirm findings;

2. Identify reasons for non-compliance and sources of impact;

3. Inform IEC, Contractor and EPD;

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

5. Discuss mitigation measures with IEC and Contractor;

6. Ensure mitigation measures are implemented;

7. Increase the monitoring frequency to daily until no exceedance of Limit Level

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

2. Rectify unacceptable practice;

3. Check all plant and equipment;

4. Consider changes of working method;

5. Discuss with ET, IEC and ER and propose mitigation measures to IEC and ER within 3 working days;

6. Implement the agreed 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. Assess the effectiveness of the mitigation measure.

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

2. Review proposals on mitigation measures submitted by Contractor and advice the ER accordingly;

3. Assess the effectiveness of the implemented mitigation measures.

Limit Level being exceeded by more than one consecutive sampling days

1. Repeat in-situ measurement to confirm findings;

2. Identify reasons for non-compliance and sources of impact;

3. Inform IEC, Contractor and EPD;

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

5. Discuss mitigation measures with IEC and Contractor;

6. Ensure mitigation measures are implemented;

7. Increase the monitoring frequency to daily until no exceedance of Limit Level for two consecutive days.

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

2. Rectify unacceptable practice;

3. Check all plant and equipment;

4. Consider changes of working method;

5. Discuss with ET, IEC and ER and propose mitigation measures to IEC and ER within 3 working days;

6. Implement the agreed mitigation measures;

7. As directed by the Engineer, to slow down or stop all or part of the marine work or construction activities.

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. Assess the effectiveness of the mitigation measure.

5. Consider and instruct, if necessary, the Contractor to slow down or to stop all or part of the marine work until no exceedance of Limit Level.

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

2. Review proposals on mitigation measures submitted by Contractor and advice the ER accordingly;

3. Assess the effectiveness of the implemented mitigation measures.