1 air pollution control « air pollution control ordinance » ( chapter 311 )

Download 1 Air Pollution Control « Air Pollution Control Ordinance » ( Chapter 311 )

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1 Air Pollution Control Air Pollution Control Ordinance ( Chapter 311 ) Slide 2 2 (Construction Dust) Regulation (Specified Processes) Regulation (Smoke) Regulation (Fuel Restriction) Regulation (Open Burning) Regulation Air Pollution Control Regulations Relevant to the Construction Industry Slide 3 3 Bitumen plant Concrete batching plant (Specified Processes) Regulation Slide 4 4 (Smoke) Regulation (Fuel Restriction) Regulation Air Pollution Control Regulations Relevant to the Construction Industry Slide 5 5 Air Pollution Control (Open Burning) Regulation Purpose Prohibit / Control Open Burning Activities Effective date 26 Feb 1996 Slide 6 6 Disposal of construction Waste Site clearance Disposal of Tyres Salvage of metal Prohibited Open Burning Slide 7 7 1. Allow at least 28 days for application 2.The applicant shall prove a.an absolute need for the burning; b.there is no other practical alternative means of waste disposal; and c.there will not be adverse environmental impact. 3.The Authority may impose terms and conditions in the permit. Application for Open Burning Permit Slide 8 8 Penalties Slide 9 9 Purpose Employ effective dust abatement measures to Reduce dust emission, Reduce air nuisance, and Improve general air quality. Set out appropriate dust control measures and make them as standard practice in the construction industry. Air Pollution Control (Construction Dust) Regulation Slide 10 10 Classification of Construction Works Three main types of construction works: Notifiable work: building demolition, construction of superstructure, site formation, reclamation, etc. Regulatory work (Notification not required) : road opening /resurfacing, external renovation, slope stabilization. Excluded work (Notification not required) : internal renovation, specified process, etc. Slide 11 11 Notifiable Work Road construction work Demolition of a building Construction of building foundation Construction of building superstructure Site formation Reclamation Work carried out in any part of a tunnel that is within 100 m of any exit to the open air Slide 12 12 Form NA Air Pollution Control Ordinance (Chapter 311) Notification pursuant to Section 3(1) of the Air Pollution Control (Construction Dust) Regulation Notification Form Slide 13 13 Dust Control Requirement Slide 14 14 Part III of Schedule General Control Requirements Slide 15 15 Stop operating the relevant plant or dusty process if there is breakdown of air pollution control equipment. Avoid using compressed air jet to clean off dust. General Requirements Slide 16 16 Vehicle washing Automatic washing machine Hoarding Site Boundary and Exit Provide vehicle washing facilities. Pave the area between site exit & the vehicle washing facilities. Provide 2.4 m hoarding along site boundary. Slide 17 17 Main Haul Road (4 or more vehicles passing in any 30 minutes) Pave with concrete, bituminous materials, hard cores, etc. and keep clear of dusty materials; or Maintain entire road surface wet. Slide 18 18 Road Leading Only to A Construction Site Clear dusty materials from the portion of any such road within 30 m of vehicle entrance / exit. Slide 19 19 Do not store in open area Store in sheltered area Provide cover Bagged cement exceeding 20 nos should be covered or enclosed in area sheltered on the top and the 3 sides. Cement Slide 20 20 Bulk Cement or PFA stored in closed silo with high level alarm. Cement Slide 21 21 Exposed earth compacted Exposed earth treated with hydroseeding Treat by compaction, hydroseeding, vegetation planting, etc. within 6 months after the last construction activity. Exposed Earth Slide 22 22 Dusty Materials Collected by Fabric Filters or Other Equipment Dispose of in enclosed containers. Do not store in open area. Slide 23 23 Part IV of Schedule Control Requirements for Individual Activities Slide 24 24 Stockpiling of Dusty Materials Cover entirely by impervious sheeting; Place in an area sheltered on the top and the 3 sides; or Maintain entire surface wet. Slide 25 25 Loading, Unloading or Transfer of Dusty Materials Wet dusty materials with water spraying prior to operation. Slide 26 26 Enclose the belt conveyor from the top and the 2 sides. Enclose the transfer point between conveyors. Install belt scraper and bottom plates. Maintain vertical distance between belt conveyor outlet and material landing point at 35 Reclamation Treat or seal any stockpile of dusty materials (>1.2 m high &


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