This is an excellent document; I use it for the machine guarding section of my safety course; congratulations on a job well done, Laurent. W. Wayne Wood Associate Director, University Safety McGill University -----Original Message----- From: SAFETY [mailto:[log in to unmask]] On Behalf Of Laurent Giraud Sent: Monday, January 24, 2011 9:31 AM To: [log in to unmask] Subject: Re: Machine Guarding Openings and Distance to Hazard Hello, CSST and IRSST from Québec (Canada) have also a Machine Safety guide that provides information about the access through an opening in a guard, based on CSA Z432 and ISO 13857 standard (p. 38). http://www.irsst.qc.ca/media/documents/PubIRSST/RG-597.pdf Regards, Laurent Giraud Researcher IRSST --- This e-mail is from the [log in to unmask] list. Archives of list discussions can be found at http://list.uvm.edu/archives/safety.html