U30B 5784 (Frisco 846) by Frisco.org Posted on August 12, 2016 U30B 5784 (Frisco 846) U30B 5784 (Frisco 846) at Topeka, Kansas on March 4, 1981. This entry was posted in BN Patched and tagged 5784, 846, General Electric, U30B. Bookmark the permalink.