Download AWWA standard [for] fabricated stainless steel slide gates by American Water Works Association.; American National PDF

By American Water Works Association.; American National Standards Institute

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Extra resources for AWWA standard [for] fabricated stainless steel slide gates

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The weight of the stem and slide should be obtained from the manufacturer of the gate. It has not been general practice to reduce the weight of the slide or stem because of the buoyant effect of the water. The force required to overcome the frictional effect of the wedges is accounted for by empirically assigning one half of the weight of the slide to the opening force. 19 Copyright American Water Works Association Provided by IHS under license with AWWA No reproduction or networking permitted without license from IHS Licensee=Earth Tech Inc/5906698001, Copyright © 2004 American Water Works Association, All User=Yanez, Rights Simon Reserved.

3 safety factor when starting the gate from closed to open. --`,,`,,`,`````,````,`,`,,``,,,-`-`,,`,,`,`,,`--- Copyright American Water Works Association Provided by IHS under license with AWWA No reproduction or networking permitted without license from IHS Licensee=Earth Tech Inc/5906698001, Copyright © 2004 American Water Works Association, All User=Yanez, Rights Simon Reserved. Not for Resale, 06/23/2008 12:55:27 MDT This page intentionally blank. --`,,`,,`,`````,````,`,`,,``,,,-`-`,,`,,`,`,,`--- Copyright American Water Works Association Provided by IHS under license with AWWA No reproduction or networking permitted without license from IHS Licensee=Earth Tech Inc/5906698001, Copyright © 2004 American Water Works Association, All User=Yanez, Rights Simon Reserved.

Not for Resale, 06/23/2008 12:55:27 MDT APPENDIX A Force Required to Actuate Fabricated Stainless Steel Gates The maximum force required to actuate a slide gate occurs during the unseating and raising of the weight of the slide. In closing, normally the downward motion of the gate, the weight of the stem and slide act in the direction of motion and reduce the force required. The force required to actuate the slide is, in part, empirically determined. The force may be calculated as shown below. For design purposes, the force should not be taken as less than 50 lb per lineal inch of gate opening height.

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