Copyrighted All Pop Laval Images are copyrighted. Pop Laval images from this website may not be reproduced, displayed, scanned, digitized, or stored for any reason and may only be used with permission. Authorization for any and all usage must be obtained by contacting the Pop Laval Foundation. All photographs in this gallery are copyrighted by the Pop Laval Foundation and are protected by the Copyright Law of the United States (Title 17, United States Code) and by the Berne Convention. Violations of copyrights can result in fines up to $150,000 per offense. Copyrighted by the Pop Laval Foundation Pop Laval Foundation Available online at Pop Laval Foundation, online store- http://www.poplavalfoundation.org/shop
Balch Afterbay Dam excavation; bed rock at elev. 1540 showing in bottom. This picture gives some idea of the depth of the hole and also the remarkable way in which the materials stood up without support. The slopes shown here are nearly vertical.