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safety

  1. iOne

    Gas Seismic Shutoff Valves, Excess Flow Valves (EFV), and Building Codes

    Oh my, it seemed like a simple topic but it's not. In my area for multifamily a seismic shutoff valve must be installed on the customer side of each gas meter, during certain retrofits, or when an insurance company "asks politely". One per unit, plus common gas. I have an owner who would...
  2. B

    Asbestos and PPE

    just curious if anyone is issued (by their employer) appropriate respirators/masks to use upon entering older buildings that may contain asbestos? or is it generally accepted that the owner or contractor has done due diligence prior to commencing and demo or renovation work?
  3. P

    Variable Refrigerant Flow (VRF) systems

    Installation safety: IMC 2012 appears to not have any section to address this system’s installation safety issues: Per IMC 1104.2 there is a limitation for refrigerant charge for all refrigerant containing components inside the building and outside of machinery room- Table 1103.1. Section...
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