Part B – Mitigation, Operating Controls, Monitoring and Inspection
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KCRC Contract No. CC230 Monthly EM&A Report – April 2003 Light Rail Extension – Civil, Permanent Way, Traction Power and Overhead Line APPENDIX D – ENVIRONMENTAL MITIGATION IMPLEMENTATION SCHEDULE (EMIS) Part B – Mitigation, Operating Controls, Monitoring and Inspection 1 Environmental Control Plan - Air Pollution Controls Item Mitigation, Operation Control, Monitoring and Inspection Method and Acceptance Criteria Verification Document Frequency / Duration Action By No. 1 Mitigation measure – Erect hoarding not less than 2.4m As per mitigation description - At all times Site high from ground level along site boundary (except Supervision entrances) adjoining street, road and the like and areas accessible to the public (not applicable to hard-paved sites) 2 Mitigation measure - Any excavated dusty materials or As per mitigation description - At all times Site stockpile of dusty materials shall be covered entirely by Supervision impervious sheeting or sprayed with water so as to maintain the surface wet 3 Mitigation measure – Establish vehicle washing facilities Constructed in accordance with - At all times whilst site exit point Site at each vehicle exit point from site except where site is drawings, where appropriate is in use Supervision completely hard paved Maintenance of facility in accordance with maintenance schedule 4 Mitigation measure - Every stock of more than 20 bags of As per mitigation description - At all times Site cement should be covered entirely by impervious Supervision sheeting or placed in an area sheltered on the top and the 3 sides; 5 Mitigation measure - Cement, or any dusty materials As per mitigation description - At all times Site collected by fabric filters or other air pollution control Supervision system or equipment should be disposed of in totally enclosed containers; 6 Mitigation measure - Stockpiles of dusty materials shall As per mitigation description - At all times Site be either covered entirely by impervious sheeting, placed Supervision in an area sheltered on the top and 3 sides; or sprayed with water so as to maintain the surface wet; EA00770/R26/1 May 2003 Appendix D - Page 1 of 11 C:\LightRail\App_Apr03.doc KCRC Contract No. CC230 Monthly EM&A Report – April 2003 Light Rail Extension – Civil, Permanent Way, Traction Power and Overhead Line 1 Environmental Control Plan - Air Pollution Controls Item Mitigation, Operation Control, Monitoring and Inspection Method and Acceptance Criteria Verification Document Frequency / Duration Action By No. 7 Mitigation measure – Carry out regular watering using fine As per mitigation description - At all times during dry Site spray or water truck during dry conditions to reduce dust conditions Supervision from exposed site surfaces and unpaved roads Frequently water particular dusty construction areas close to the site boundary and sensitive receivers 8 Mitigation measure – provide wheel wash bay with silt Wheel wash with silt trap and/or - At all times during dry Site trap and/or high pressure water jet or similar cleaning high pressure water jet to be conditions Supervision facility at vehicle entry/exit points to work site areas provided and hard paving of road (except where completely hard paved). between road and exit 9 Mitigation measure – water or spray haul roads and work Water spray or similar method - At all times during dry Nominated areas, including such activities as concrete drilling and conditions staff breaking, to suppress dust where necessary (e.g. during dry and windy conditions). 10 Mitigating measure – minimise number and size of As per mitigation description - At all times during dry Supervision stockpiles of dusty material and protect when necessary conditions staff (e.g. windy condition). 11 Operating control – ensure that trucks delivering ballast Remove residue and fine materials - During handling and laying of Supervision are cleaned before loading and material on trucks is that could cause dust, use tarpaulin ballast staff covered during transport. or similar to cover trucks 12 Operating control – check ballast material when received In accordance with Receipt - During handling and laying of Supervision on site to ensure that it is in a dampened state. Inspection Procedure – QMP 10.1 ballast staff 13 Operating control – during ballast profiling, spray water on Prepare and follow Method - During handling and laying of Supervision to material to minimise dust generation. Statement for laying ballast ballast staff 14 Operating control - cover trucks carrying dusty materials As per mitigation measure - At all times Supervision with tarpaulin or similar when transporting materials off staff site 15 Operating control - Construction plant and vehicles are to Erect notices and include in - At all times PEC or use vehicle wheel and body washing facilities when awareness training for nominee leaving the site subcontractors EA00770/R26/1 May 2003 Appendix D - Page 2 of 11 C:\LightRail\App_Apr03.doc KCRC Contract No. CC230 Monthly EM&A Report – April 2003 Light Rail Extension – Civil, Permanent Way, Traction Power and Overhead Line 1 Environmental Control Plan - Air Pollution Controls Item Mitigation, Operation Control, Monitoring and Inspection Method and Acceptance Criteria Verification Document Frequency / Duration Action By No. 16 Mitigation measures – Control vehicle speeds on site Establish speed limit signs on site - At all times Nominated site (max 15kph on unpaved road staff section) Ensure that signs are positioned prominently on site 17 Mitigation measure - Position plant as far as possible from As per mitigation measure - At all times Supervision sensitive receiver wherever practicable staff 18 Monitoring – check that mitigation measures and Conduct inspections of each site Routine Environmental Weekly, following complaint or PEC or operating controls are effective. using checklist Monitoring Checklist - before extreme weather nominee 19 Monitoring - Periodically check and monitor condition of Observe operating plant to ensure Routine Environmental Weekly or on receipt of PEC or plant with respect to exhaust emissions. no excessive black smoke (Better Monitoring Checklist - complaint or in case of dispute nominee than Ringelmann chart no.1) EA00770/R26/1 May 2003 Appendix D - Page 3 of 11 C:\LightRail\App_Apr03.doc KCRC Contract No. CC230 Monthly EM&A Report – April 2003 Light Rail Extension – Civil, Permanent Way, Traction Power and Overhead Line 2 Environmental Control Plan - Water Pollution Controls Item Mitigation, Operation Control, Monitoring and Inspection Method and Acceptance Criteria Verification Document Frequency / Duration Action By No. 1 Mitigation measures – design temporary drainage system In accordance with the guidelines Layout drawings showing Following Contract Award Technical for each site location complete with appropriate facilities provided in ProPECC PN 1/94 and drainage, treatment Manager or to treat water prior to discharge off site from areas such the Leighton Environmental facilities and discharge nominee as exposed earth slopes, material stockpiles, wheel wash Management Reference Volume points bays, etc. 2 Mitigation measures – install temporary site drainage and In accordance with design and - Once, following design of Nominated site treatment facilities. drawings system staff 3 Mitigation measures – install oil interceptors into As per temporary drainage drawing - Once, following design of Nominated site temporary drainage system downstream of any oil/fuel system staff pollution sources. 4 Mitigation measure and control – install foul water holding As per site layout drawings, - Once, following design of Nominated site tanks for project office facilities capacity to suit office requirements system staff 5 Mitigation measure - Incorporate drip trays or similar Adequate capacity (110% of tank - Throughout duration of contract Foremen under major items of static plant and bulk storage of oil, capacity) Subcontractor fuel and chemical tanks Good condition / no leakage Valves operating / shut 6 Mitigation measure– provide chemical toilet facilities Number to suit site requirements - Throughout duration of contract Nominated site along site where required staff 7 Operating control - arrange regular emptying of holding In accordance with maintenance Trip tickets for disposal Throughout duration of contract Nominated site tanks / chemical toilets by reputable disposal company schedule staff 8 Operating controls – clean and maintain temporary site In accordance with maintenance - Throughout duration of contract Nominated site drainage system, site facilities, wheel wash bays and silt / schedules to ensure effective staff sand traps operation 9 Operating controls – check drainage at discharge point In accordance with maintenance - Throughout duration of contract Nominated site schedule to keep clear of debris and staff silt that could cause flooding EA00770/R26/1 May 2003 Appendix D - Page 4 of 11 C:\LightRail\App_Apr03.doc KCRC Contract No. CC230 Monthly EM&A Report – April 2003 Light Rail Extension – Civil, Permanent Way, Traction Power and Overhead Line 2 Environmental Control Plan - Water Pollution Controls Item Mitigation, Operation Control, Monitoring and Inspection Method and Acceptance Criteria Verification Document Frequency / Duration Action By No. 10 Operating controls – ensure that cementitious Use wash out skips / pits to - Throughout duration of contract Foremen / construction effluent (e.g. concrete truck washout and minimise water and land Subcontractor slurry) is discharged with