Gulkana: With no lead time to order new steel, the requirement was that the bridge be constructed only with materials already at hand. This included the mainline and support pipe for the piers; the arch ribs, struts, floor beams, tie girders, bridge bearings and hangers fabricated from surplus plate stockpiled at the mill in Japan., 1976-05, PCA0002-1b-14, 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/17352 Accessed February 22, 2025.