https://fire-safety.academy/w/index.php?action=history&feed=atom&title=File%3AFse-dry-and-wet-risers-v2.svg 2026-11-04T16:39:57Z Revision history for this page on the wiki MediaWiki 1.43.11 https://fire-safety.academy/w/index.php?title=File:Fse-dry-and-wet-risers-v2.svg&diff=2460&oldid=prev 2026-11-02T16:41:33Z

<p>Watermark: Fire Safety Academy logo icon, 70 px, 45 % opacity</p> <p><b>New page</b></p><div>== Summary ==<br /> Static pressure of a water column against height, about 9.8 kPa per metre; the marker shows the worked example at 300 ft (91.4 m). Friction losses and the outlet pressure come on top. Based on Titus (2002), p. 4-45.<br /> <br /> Original vector illustration for [[Dry and wet risers]], level 2 Intermediate.<br /> <br /> * Source basis: Titus (2002), p. 4-45 (fluid statics, 0.433 psi per ft of head); Razza and Grill (2005c), p. 48 (automatic fire pump only for the lower 300 ft); Hopkins et al. (2005), p. 20 (100 psi at the remote outlet)<br /> * Alt text: Straight line of static pressure against height, rising about 9.8 kPa per metre, with a marker at 91.4 m and 897 kPa.<br /> <br /> == Licensing ==<br /> New drawing by Fire Safety Academy. © Fire Safety Academy.</div>

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