Pretty sure that one was entirely dictated by cost. We've done the opposite on occasion when it made sense. See it a lot in cold storage due to pitch requirements when the structural runs up the slope, typically those can be done with expanding fasteners though so it's not that big of a deal. You might hit him with some NFPA figures as most follow that "standard. From 2019 edition of 13: A.10.2.6.1.4.4, A14.2.8.2.3, A.17.4.3.4
Mike Morey CFPS 3229 * NICET S.E.T. 123677 Project Manager * Fire Protection Group Shambaugh & Son, LP an EMCOR Company 7614 Opportunity Drive * Fort Wayne, IN * 46825 direct 260.487.7824 / cell 260.417.0625 / fax 260.487.7991 email mmo...@shambaugh.com -----Original Message----- From: Sprinklerforum <sprinklerforum-boun...@lists.firesprinkler.org> On Behalf Of Brian Harris via Sprinklerforum Sent: Monday, November 8, 2021 10:22 AM To: sprinklerforum@lists.firesprinkler.org Cc: Brian Harris <bhar...@bvssystemsinc.com> Subject: Best Common Practices BE ADVISED - This email originated outside EMCOR. I know it's common practice to run Mains parallel with the structure and Branchlines perpendicular to it but is that written anywhere? I actually have an architect that would like to see it in writing... Brian Harris, CET BVS Systems Inc. Design Manager https://urldefense.com/v3/__http://bvssystemsinc.com__;!!FaxH778!O3W2qjDcTiChMdxtu4ebp9RR_SeFZ2dWgBoOKi4p26xDCJEjLDjMJXKt6WClAH7a$ <https://urldefense.com/v3/__http://bvssystemsinc.com/__;!!FaxH778!O3W2qjDcTiChMdxtu4ebp9RR_SeFZ2dWgBoOKi4p26xDCJEjLDjMJXKt6bSYzGiw$ > Phone: 704.896.9989 Fax: 704.896.1935 _______________________________________________ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org https://urldefense.com/v3/__http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org__;!!FaxH778!O3W2qjDcTiChMdxtu4ebp9RR_SeFZ2dWgBoOKi4p26xDCJEjLDjMJXKt6cMYj_7a$ This message is for the named person's use only. It may contain confidential, proprietary or legally privileged information. No confidentiality or privilege is waived or lost by any mistransmission. If you receive this message in error, please immediately delete it and all copies of it from your system, destroy any hard copies of it and notify the sender. You must not, directly or indirectly, use, disclose, distribute, print, or copy any part of this message if you are not the intended recipient. _______________________________________________ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
