Much of the heavy equipment used for the haul road and pipeline construction was moved north of the Yukon River by private contractors as early as 1969, 1977-04, PCA0002-4b-69, Folder: PCA0002-4b. 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/17861 Accessed February 22, 2025.