Just before the notch is cut, sand bags are placed at the headwaters to allow
notching of the dam. Once the dam is notched the ladder can be fit into place.
Image ID: r0006809, NOAA's Restoration Center Collection
Location: Massachusetts, Byfield, Essex County
Photo Date: November 21, 2000
Credit: Essex County Greenbelt Association, Cindy Mom
• High Resolution Photo Available