ASDSO Dam Safety Toolbox

Use a Limit Nut on Gates: Difference between revisions

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<div style= "text-align:center;">''Message: Use a limit nut on gates to prevent over extension or over tightening.''</div>
[[Category:Existing Conditions Outlet Works]]
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''' ''Message: Use a limit nut on gates to prevent over extension or over tightening.'' '''


Over tightening of the gate in this Montana Dam caused the stem to bend, making the gate inoperable. The result was a total loss of reservoir contents.
Over tightening of the gate in this [[Montana]] Dam caused the stem to bend, making the gate inoperable. The result was a total loss of reservoir contents.


<gallery mode="slideshow" >
<gallery mode="slideshow" >
File:UAS1.jpg|This gate wouldn’t close following routine operation.
File:UAS1.jpg|This gate wouldn’t close following routine [[operation]].
File:UAS2.jpg|The Reservoir began to drain
File:UAS2.jpg|The Reservoir began to drain
File:UAS3.jpg|Once the reservoir was empty, it became obvious the gate stem had bent.
File:UAS3.jpg|Once the reservoir was empty, it became obvious the gate stem had bent.

Latest revision as of 00:21, 2 December 2022


Message: Use a limit nut on gates to prevent over extension or over tightening.

Over tightening of the gate in this Montana Dam caused the stem to bend, making the gate inoperable. The result was a total loss of reservoir contents.


Note: The content on this page was originally created as part of DamOutletWorks.org (DOWL, 2018). It has subsequently been updated and reformatted as part of the Dam Safety Toolbox.
Revision ID: 4688
Revision Date: 12/02/2022