ASDSO Dam Safety Toolbox

Upstream Control with Single Gate

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Message: Simple single gate systems protected by towers are proven, but there are considerations to be aware of

Reservoir towers with single gates have been used for many years with success, as shown in this 110 year old dam. To prevent excessive use of auxiliary spillway to control the reservoir level, extra attention by dam tender is necessary. For this dam, the dam tender lives on site.

  • Operator accessing reservoir tower

    Operator accessing reservoir tower

  • Reservoir tower from dam crest

    Reservoir tower from dam crest

  • In order to work on the gate, it was necessary to drain the reservoir.

    In order to work on the gate, it was necessary to drain the reservoir.


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: 4724
Revision Date: 12/02/2022

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