The hot pass, as are all remaining passes, is made with the shielded-metal-arc process, using the covered metal electrodes, which is the more conventional of the two welding processes used on the project., 1976-07, PCA0002-2b-19, Folder: PCA0002-2b. 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/17518 Accessed February 22, 2025.