Temporary ditches such as channels, earth bunds or sand bag barriers shall be provided to facilitate run-off discharge into stormwater drain, via a silt retention pond;

 
  • 应挖掘临时壕沟等排水道,及设置土堤或沙包屏障,以利便径流通过淤泥沉积池才排入雨水渠;
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