close to the sensitive locations Water quality Locations of Depth of tube well should During Contractor CSC (For all tube-well be more than 30m. Test drilling of trough a External drinking installation water for arsenic and iron wells nationally Monitor water installed for before installing of casing. recognized parameters each If the quality is found not laboratory including As, landing suitable further deepening and station (as will be done. coliforms) applicable) wells Laboratory analysis of all After Contractor CSC to be used drinking water parameters trough a by specified in national of wells nationally contractors standards recognized for drinking laboratory at 100 m Monthly Contractor DSC quality Spot analysis of trough a suspended solids, of all the nationally turbidity, dissolved dredging recognized oxygen, and pH. and in-river laboratory Visual inspection on dredge presence of petroleum disposal products locations At Sampling and analysis of Quarterly Contractor DSC Water quality discharge pH, Temperature, trough a points of all Turbidity, TSS, TDS, EC, nationally on-land DO, BOD, TOC, Ca, Mg, recognized dredge Na, K, F,Cl, Br, SO4, laboratory disposal NO3, PO4 facilities Waste Visual inspection that Monthly Contractor DSC/CSC Management camps solid waste is disposed at and designated site construction sites Drinking Camps, Ensure the construction Weekly Contractor CSC water and offices workers are provided with sanitation safe water and sanitation facilities in the site and Sensitive Survey and comparison Six-monthly through CSC/DSC, Fauna habitats in with baseline environment biodiversity M&E Project consultant, Consultant, Ensure use of lighting at influence Contractor construction sites area conforms with requirements to limit impacts to wildlife Cultural and At all work Visual observation for Daily Contractor CSC, M&E archeological sties chance finds Consultant, Sites BIWTA Restoration All Work Visual Inspection After Contractor CSC, M&E of Work Sites Sites completion Consultant, of all works BIWTA
close to the sensitive locations Water quality (For all drinking water parameters including As, and coliforms) Locations of tube-well installation installed for each landing station (as applicable) Depth of tube well should be more than 30m. Test water for arsenic and iron before installing of casing. If the quality is found not suitable further deepening will be done. During drilling of wells Contractor trough a nationally recognized laboratory CSC External Monitor wells to be used by contractors for drinking Laboratory analysis of all drinking water parameters specified in national standards After of wells Contractor trough a nationally recognized laboratory CSC quality at 100 m of all the dredging and in-river dredge disposal locations Spot analysis of suspended solids, turbidity, dissolved oxygen, and pH. Visual inspection on presence of petroleum products Monthly Contractor trough a nationally recognized laboratory DSC Water quality At discharge points of all on-land dredge disposal facilities Sampling and analysis of pH, Temperature, Turbidity, TSS, TDS, EC, DO, BOD, TOC, Ca, Mg, Na, K, F,Cl, Br, SO4, NO3, PO4 Quarterly Contractor trough a nationally recognized laboratory DSC Waste Management camps and construction sites Visual inspection that solid waste is disposed at designated site Monthly Contractor DSC/CSC Drinking water and sanitation Camps, offices Ensure the construction workers are provided with safe water and sanitation facilities in the site Weekly Contractor CSC and Fauna Sensitive habitats in Project influence area Survey and comparison with baseline environment Ensure use of lighting at construction sites conforms with requirements to limit impacts to wildlife Six-monthly through biodiversity consultant, Contractor CSC/DSC, M&E Consultant, Cultural and archeological Sites At all work sties Visual observation for chance finds Daily Contractor CSC, M&E Consultant, BIWTA Restoration of Work Sites All Work Sites Visual Inspection After completion of all works Contractor CSC, M&E Consultant, BIWTA
SFG1793-REVISED-ESA-Exec-Sum-IWT-Project-16-May-2016-final-Box-396259B-PUBLIC.docx