<div dir="auto">18" setback at the ridge, assuming <33%.  Doesn't matter what's on the other side of the ridge.  <div dir="auto"><br><div dir="auto">For hips (not ridges), we are usually allowed to take advantage of the "other side" as long as there is a 36" path in total (eg, 6" on one side of the hip, and 30" on the other side).</div><div dir="auto"><br></div><div dir="auto">Blake</div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jun 7, 2023, 12:02 PM rick--- via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org">re-wrenches@lists.re-wrenches.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="line-break:after-white-space">Wrenches,<div><br></div><div>Looking for some guidance on setbacks at ridge for PV systems. The 2018 code states the following:</div><div><br></div><div><h1 id="m_-3728065023431537229text-id-22058150" style="box-sizing:inherit;margin:10px 0px 5px;padding:0px;font-size:14px;border-top-left-radius:inherit;border-top-right-radius:inherit;color:rgba(0,0,0,0.87);font-family:Roboto,sans-serif;background-color:rgb(255,255,255);background-repeat:no-repeat no-repeat"><span style="box-sizing:inherit;margin:0px;padding:0px;background-repeat:no-repeat no-repeat"><ins title="Technical code changes from previous edition of the I-Codes are shown in blue text" style="box-sizing:inherit;margin:0px;padding:0px;color:blue;text-decoration:none;background-repeat:no-repeat no-repeat">R324.6.2 </ins></span><span style="box-sizing:inherit;margin:0px;padding:0px;background-repeat:no-repeat no-repeat"><ins title="Technical code changes from previous edition of the I-Codes are shown in blue text" style="box-sizing:inherit;margin:0px;padding:0px;color:blue;text-decoration:none;background-repeat:no-repeat no-repeat">Setback at ridge.</ins></span></h1><p id="m_-3728065023431537229text-id-22058150-0" style="font-size:16px;box-sizing:inherit;margin:0px 0px 8px;padding:0px;text-align:justify;border-bottom-left-radius:inherit;border-bottom-right-radius:inherit;color:rgba(0,0,0,0.87);font-family:Roboto,sans-serif;background-color:rgb(255,255,255);background-repeat:no-repeat no-repeat"><ins title="Technical code changes from previous edition of the I-Codes are shown in blue text" style="box-sizing:inherit;margin:0px;padding:0px;color:blue;text-decoration:none;background-repeat:no-repeat no-repeat">For photovoltaic arrays occupying not more than 33 percent of the plan view total roof area, not less than an 18-inch (457 mm) clear setback is required on both sides of a horizontal ridge. For photovoltaic arrays occupying more than 33 percent of the plan view total roof area, not less than a 36-inch (914 mm) clear setback is required on both sides of a horizontal ridge.</ins></p><div>
<div dir="auto" style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;color:rgb(0,0,0);word-wrap:break-word;line-break:after-white-space"><div dir="auto" style="color:rgb(0,0,0);letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;word-wrap:break-word;line-break:after-white-space"><div dir="auto" style="word-wrap:break-word;line-break:after-white-space"><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><br></div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">In reading <a href="https://ipsunsolar.com/new-fire-code-setbacks-in-virginia-will-limit-the-size-of-solar-projects/" target="_blank" rel="noreferrer">this </a>article put out by Ipsun Solar regarding the setbacks, they state that if there’s no PV on the opposite side of the roof no setback is required, although their diagram shows a 12” setback. I don’t see any exceptions in the code that indicate that. What’re you all doing for ridge setbacks? </div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><br></div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">Thanks,</div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><br></div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><br></div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">rick brown<br>SolShine Energy Alternatives, LLC<br>Electrical & Solar Contracting Services<br><a href="http://www.SolShineEnergy.com" target="_blank" rel="noreferrer">www.SolShineEnergy.com</a><br>Roanoke, VA</div><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">Office: 540.235.3095<br>Mobile: 540.808.9502<br><br>VA Class A Contractor Lic# 2705147660<br>VA Master Electrician Lic# 2710062762<br>VA Alternative Energy Systems Installer  <br>NABCEP Certified PV Installation Professional 110112-21</div></div></div></div><span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;color:rgb(0,0,0)"><br style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><span style="color:rgb(0,0,0);font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><span><span><span></span></span></span></span></span><span><img alt="solshine-01-18-17 copy.jpg" src="cid:4FE96B11-1606-4579-9E02-2F8177AB5E0F"></span>
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