U30B 5778 (Frisco 840) by Frisco.org Posted on August 4, 2016 U30B 5778 (Frisco 840) U30B 5778 (Frisco 840) at Kansas City, Kansas on June 6, 1981 (G.H. Menge). This entry was posted in BN Patched, RT Collection and tagged 5778, 840, General Electric, U30B. Bookmark the permalink.