AS99: More than 425 miles of pipeline were installed by early May. 230 miles of this total were buried line. Here the line is being taped and lowered into a ditch south of the Brooks Range., 1976-05, PCA0002-1b-26, Folder: PCA0002-1b. 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/17364 Accessed May 23, 2025.