Piling installations on the bridge began in June 1975, and foundations were completed in the spring of 1976. Each two main cable anchors rests on 81 steel pilings driven to a depth of 68 feet., 1976-07, PCA0002-2a-37, Folder: PCA0002-2a. Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977, PCA 2. Alaska State Library - Historical Collections Finding Aids. https://alaska.libraryhost.com/repositories/2/archival_objects/17456 Accessed February 22, 2025.