Prevention and control of air-borne dust pollution: All construction sites must reach the standard stipulated for environmental protection and existing effective measures and systems will carried on to control the dust pollution.

• 扬尘污染防治。施工工地必须达到规定的环保标准，坚持目前行之有效的各项控制措施和管理制度，坚决控制施工扬尘。