SILVERDALE, Wash. (Sept. 25, 2020) Electronics Mechanic Jill Wokowsky and Electronics Apprentice Kirsten Steffens, in the Weapons Repair Department (Code 35A) at Trident Refit Facility Bangor (TRFB), act as safety watches while a periscope is raised into a test tower at TRFB. Periscopes are placed into a shipboard simulator to verify optical and mechanical readiness before installation onto Ballistic Missile Submarines (SSBNs). TRFB was established in the Pacific Northwest on July 1, 1981 as the primary maintenance facility for the West Coast SSBN fleet. (U.S. Navy photo by Sonja L. Hanson)