Valve Tower Work
The new dam’s valve tower foundation has been poured and rebar for the valve tower walls are being set.
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The Lake Williams Dam project COMPLETE
To meet the future needs of York Water customers, we have invested in rebuilding and enhancing the Lake Williams Dam structure with state-of-the-art engineering technology. This work is an investment that will meet the needs of our community and our customers for the next 100-plus years.
Do you have questions about the Lake Williams Dam Project? See our FAQs here.
Concrete Foundations
Work on the concrete foundations of the inlet and valve tower structures is being done, as well as removal of the earth from the left side of the downstream embankment.
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The Dam is Being Dismantled
The bedrock at Lake Williams Dam is being prepared for the foundation of a valve tower.
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Original Wall Exposed
Lake Williams Dam’s original core wall constructed in 1911 has been exposed and cut with a diamond-tipped cable saw.
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Core Exposed
For the first time since it was built 110 years ago, the center of the dam’s core wall is being exposed and is in remarkably good condition.
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Vegetation Visible
Vegetation that has been submerged for the majority of the past 110 years is once again visible in the lake bed of Lake Williams.
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Diverting Excess Stream Flow
A large, temporary cofferdam to divert excess stream flow is being built around the construction site.
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Soil Nails
Installation of the top row of soil nails for the wall that is being constructed in the Lake Williams spillway area is currently underway.
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Weathered Bedrock
The spillway’s fill material has been mostly removed, exposing the top of weathered bedrock.
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Demolition Video
Demolition at Lake Williams Dam continues. Watch the video.
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