<?xml version="1.0" encoding='utf-8'?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<card id="card1" title="Weir - Page 9 - Wikipedia">
<p>
<a accesskey="1" href="page.php?w=Weir&amp;p=8">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Weir&amp;p=10">3.Next</a>
</p>
<p>are created by a weir that impounds water that then flows over the structure. The energy created by the change in height of the water can then be used to power waterwheels and power <a href="page.php?w=sawmill">sawmill</a>s, <a href="page.php?w=grinding_wheel">grinding wheel</a>s, and other equipment.</p>

<p><big>Flood control and altering river conditions</big></p>
<p>Weirs are commonly used to control the flow rates of rivers during periods of high discharge. <a href="page.php?w=Sluice_gates">Sluice gates</a> (or in some cases the height of the weir</p><p>
<a accesskey="1" href="page.php?w=Weir&amp;p=8">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Weir&amp;p=10">3.Next</a>
</p>

<do type="prev" label="Search">
        <go href="search.wml"/>
</do>

</card>
</wml>
