Union Pacific 4466

Union Pacific 4466

Type and origin Power type Steam Builder Lima Locomotive Works Serial number 6003 Build date October, 1920

Specifications Configuration 0-6-0 Gauge 4 ft 8 1⁄2 in (1,435 mm) Driver diameter 51 in (1,295 mm) Adhesive weight 159,000 lb (72,000 kg) Loco weight 159,000 lb (72,000 kg) Fuel type Coal Cylinder size 21 in (530 mm) dia × 26 in (660 mm) stroke

Performance figures Tractive effort 34,400 lbf (153,000 N), 78,000 lbf (350,000 N) with booster

Career Operators Union Pacific Class S-6 Numbers 4466 Retired 1999 Restored 1984 Current owner California State Railroad Museum

Union Pacific 4466 is an 0-6-0 type steam locomotive built in October 1920 for the Union Pacific Railroad (UP) to perform switching chores and transfer runs. 4466 spent most of its career in Cheyenne, Wyoming, as a shop switcher and was the UP Cheyenne Shop's last steam shop switcher. After its stint in Cheyenne, 4466 was transferred to Grand Island, Nebraska, remaining there until 1973. it was donated to California State Railroad Museum in 1978. In 1984, it was restored to service and pulled museum excursions. In 1986, 4466 ventured to Vancouver, British Columbia, to be part of Steam Expo '86. 4466 now resides in retirement. It has been sold to the Niles Canyon Railroad to be restored to service. As of 2016, the locomotive is at the California State Railroad Museum, in two pieces, preparing to be shipped by truck.

File:UP 4466-1.jpg

SteamExpo 86