Table 2.3                     Event and Action Plan for Marine Water Quality

Event

ET Leader

ER

Contractor

Action level being exceeded by one sampling day

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

Identify source(s) of impact;

Inform Contractor and ER;

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

 

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

Confirm receipt of notification of non-compliance in writing;

Notify Contractor.

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

Rectify unacceptable practice;

Amend working methods if appropriate.

Action level being exceeded by two or more  consecutive sampling days

Repeat measurement on next day of exceedance to confirm findings;

Identify source(s) of impact;

Inform Contractor, ER and EPD;

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

Discuss mitigation measures with ER and Contractor;

Ensure mitigation measures are implemented;

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

 

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

Discuss with ET and Contractor on the proposed mitigation measures;

Ensure mitigation measures are properly implemented;

Assess the effectiveness of the implemented mitigation measures.

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

Rectify unacceptable practice;

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

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

Implement the agreed mitigation measures.

Limit level being exceeded by one sampling day

Repeat measurement on next day of exceedance to confirm findings;

Identify source(s) of impact;

Inform Contractor, ER and EPD;

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

Discuss mitigation measures with ER and Contractor.

 

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

Confirm receipt of notification of failure in writing;

Discuss with ET and Contractor on the proposed mitigation measures;

Request Contractor to review the working methods.

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

Rectify unacceptable practice;

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

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

Limit level being exceeded by two or more consecutive sampling days

Repeat measurement on next day of exceedance to confirm findings;

Identify source(s) of impact;

Inform Contractor, ER and EPD;

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

Discuss mitigation measures with ER and Contractor;

Ensure mitigation measures are implemented;

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

 

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

Discuss with ET and Contractor on the proposed mitigation measures;

Request Contractor to critically review the working methods;

Make agreement on the mitigation measures to be implemented;

Ensure mitigation measures are properly implemented;

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.

Take immediate action to avoid further exceedance;

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

Implement the agreed mitigation measures;

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

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