Boat Ramp Lincoln, NE August 4, 2021May 6, 2016 XFacebookLinkedInEmailMessengerPrintSMSWhatsApp Boat Ramp Location: Lincoln, NE Cofferdam Size: 4′ high x 250Water Depth: 3′Installation Time: 4 hours Project Description: Cofferdam was used to de-water the work site to allow for a new concrete boat ramp to be poured. XFacebookLinkedInEmailMessengerPrintSMSWhatsApp