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Lake Williams Dam Project

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.

A new section of the dam wall being constructed.

The New Core Wall

The new section of core wall is being formed up between the original 1911 core wall and the new Roller Compacted Concrete (RCC) Right Gravity Training Wall.

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Concrete placement at the Lake Williams Dam construction.

Crest of the Dam

Construction work continues with cast-in-place concrete placement on the crest of the dam during the winter months of 2023.

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Preparing for the concrete pour at the Lake Williams Dam

Quality Check

Ryan Sauder of Hillis-Carnes Engineering Associates is shown checking quality and preparing test cylinders of the conventional concrete being delivered to the Lake Williams Dam crest.

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Construction site at the Lake Williams Dam

Portable Levee Bag System Dismantled

The temporary protective levee portable bag system is now being dismantled since the permanent right gravity training wall has now been constructed using Roller Compacted Concrete.

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Construction site at the Lake Williams Dam construction.

Bedrock Has Been Drilled

The spillway’s bedrock has been drilled and anchors have been installed for the Plinth structure that was formed and poured with concrete.

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