20. Poe Dam – Site Layout Outlet Tower Primary Spillway Photo from Windows Live Local Embankment
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24. Poe Dam – Upgrading Approach RCC Armoring Replace Outlet Tower Parapet Photo from Windows Live Local Slipline and Extend Conduit Grout Spillway
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30. Youngman Dam – Site Layout Outlet Tower Primary Spillway Photo from Google Earth Embankment
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41. Case Study Comparison Ironworks Poe Youngman Selected Rehab Alternative Raise Dam + Expand Aux. Spillway RCC Embankment Armoring Raise Dam with Vinyl Sheet Pile Parapet Cost $1.6M $3.7M $1.1M Design Constraints & Objectives Modifications to Parapet and Aux. Spillway Req’d “ Seriously Inadequate” Spillway Capacity Large Drainage Area, Small Lake Small Drainage Area, Large Lake Cost effective, low impact solution