Best Practices for the Reduction of Air Emissions From Construction ...

CHEMINFO
Table 2: Summary of Practices for Industrial, Commercial and Institutional Operations
Guidance On Practices to Reduce Emissions Page Guidance On Practices to Reduce Emissions Page
Water Application Wide range of practices applied to site preparation, storage, etc. 9-10 Material Handling & Control mud and dirt trackout and carryout 19
Dust Suppressants Wide range of practices applied to site preparation, storage, etc. 9, 11 Transfer Systems Minimize material drop at the transfer point and enclosure 21
Design
Plan for minimizing dust generation 12 Utilize foam suppression systems 21
Choose building materials to reduce dust generation 12 Secure loads on haul trucks 21
Minimize distances travelled for delivery of materials 14 Prevent PM emissions from spills 22
Use green building materials 14 Minimize material handling operations 22
Design and construct for maximum energy efficiency 15 Capture fugitive dust emissions 22
Site Preparation Grade the construction site in phases 16 Utilize wind barriers 22
Utilize wind fencing 16
Reduce certain activities during windy conditions 22
Stabilize surfaces of completed earthworks with vegetation 16 Road Surfaces
Establish on-site vehicle restrictions 23
Stabilize earthworks with stone/soil/geotextiles 17 Surface improvements to unpaved road surfaces 23
Create ridges to prevent dust 17 Proper maintenance of unpaved roads 23
Compact disturbed soil 17
Work practices associated with de-icing materials 23
Eliminate open burning 17 Fabrication
Cutting, grinding and drilling 24
Reduce certain activities during windy conditions 18 Avoiding cutting and grinding 24
Storage Piles
Storage pile activity should be conducted downwind 18 Sand and grit blasting and façade cleaning 24
Utilize enclosures/coverings for storage piles 18 Concrete cutting 25
Utilize wind fences/screens for storage piles 18 Mixing processes 25
Use vegetation cover as a wind break 19
Internal and external finishing and refurbishment 25
Properly shape storage piles 19 Surface Coatings Durable and high performance coatings with a low VOC 32
content should be used
Properly schedule the delivery of landscaping materials 19 Minimize emissions from storage, handling & preparation 33
Vehicles and
Use diesel particulate filters, fuel-borne catalysts, diesel oxidation 27-28 Minimize coatings wastage through spillage/splashing 34
Equipment
catalysts
Ensure catalytic converters are operating efficiently 28 Surface to be coated should be properly prepared 34
Evaluate alternative technologies to reduce emissions 28 Paint heaters should be used instead of paint thinners 34
Properly maintain engines and exhaust systems 29 Technologically advanced spray-guns should be utilized 34
Use low sulphur diesel 29 Apply correct application techniques 35
Alternative fuels should be utilized where feasible 29 Proper technique should be used when cleaning spray guns 35
Reduce or eliminate idling time 30 Alternative coating application techniques should be used 36
Evaluate alternatives for heat and air conditioning 30 Alternative cleaners or low-VOC cleaners should be used 36
Minimize cold starts 30 Solvents used for cleaning should be minimized 36
Evaporative losses should be minimized 31 Paint colour changes should be optimized 36
Asphalt Roofing Temperatures of material inside kettles should be minimized 38
Alternative finishing practices should be used 37
Close fitting lids on roofing kettles should be used 38
Kettle should be kept closed 38
Roofing kettles should be equipped with afterburners 38
Best Practices for the Reduction of Air Emissions From Construction and Demolition Activities 6