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This detailed guide provides essential information on air quality aspects for construction projects, focusing on subcontractor onboarding. The guide covers air emissions from various sources, including combustion, chemical treatment, evaporation/curing, and refrigeration/insulation. It includes insights on SLAC air quality programs, portable equipment registration, demolition/renovation procedures, and hazmat purchasing. Detailed templates for recordkeeping are provided, along with tips for reducing VOC content and ensuring compliance with statewide regulations. Stay informed on best practices to maintain air quality standards on construction sites.
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Air Quality Aspects for Construction Projects Subcontractor On Boarding Series 05/2012
Air Emissions from SLAC Operations • ESH Manual Chapter 30: Air Quality • Exhibits for specific program elements • Templates for recordkeeping included • SLAC has an “umbrella” air permit • Covers all onsite emissions from various sources • Combustion • Chemical Treatment • Evaporation / Curing • Refrigeration / Insulation
Typical Emissions Sources • Combustion • Generators/ Heavy Equipment • Chemical Treatment • Solvent cleaners, degreasers • Evaporation / Curing • Paints, coating, epoxies, adhesives, etc. • Refrigeration / Insulation • Freon, Off gassing
SLAC Air Quality Programs • Permitting of New Sources • Non-SLAC Portable Equipment • Demolition / Renovation • No-Idling Policy • Hazmat Purchasing • Recordkeeping & Submittals
Non-SLAC Portable Equipment • Regulated under statewide program • Voluntary program • Focus on diesel engines >50 HP • Registered for 3 years • Operate equipment anywhere in CA • Provide copy of PERP registration to SLAC • Portable Equipment Registration Program (PERP)
Demolition / Renovation • Notify the Bay Area Air Quality Management District (BAAQMD), if required • Notification fee paid by ESH • Include project start and end dates • Notice signed by person performing work • Mandatory waiting period • 10 working days
Renovation: Removal of As-containing material (ACM) from a structural member Sheet rock, floor tiles Notify BAAQMD of all renovations exceeding thresholds with friable asbestos Demolition / Renovation Demolition: Removal of a load-bearing structural member • Buildings, usually • Notify BAAQMD of all demolitions -- with or without asbestos!
No-Idling Policy Statewide law for commercial vehicles SLAC Policy: Turn engines off • Whenever vehicle is stopped for >60 seconds • Applies to all vehicles while onsite • Personal , commercial and industrial • Exemption for special circumstances • Emergency vehicles
Hazmat Purchasing • Haas system provides ‘single portal’ • Paints, coatings, solvents, epoxies, adhesives Be aware of better alternatives • Environmentally Preferable Purchasing (EPP) • Volatile Organic Compounds (VOC) content • “Low VOC” – typically, <300 grams/liter • Ozone-Depleting Substances (ODSs) • Greenhouse gases (GHGs) • Allowances for mission-critical operations
Recordkeeping and Submittals • Prior to start of work • Pre-Work Hazmat List, w/MSDSs • During project: monthly logs • Hazmat use • Fuel consumption • Operating hours for portable equipment • Upon completion of work • Chemical Use Report • Templates available on ESH website