Union Pacific EMD SW7 Roster

SW7 Builder List | SW7 Roster Index | SW Phases

1st No.2nd No.3rd No.4th No.BldrDateOrderPhase
Total25
UP 1800UP 1248107528/504031II
UP 1801UP 1251107538/504031II
UP 1802UP 1245107548/504031II
UP 1803107558/504031II
UP 1804UP 1246107568/504031II
UP 1805UP 1260107579/504031II
UP 1806UP 1236107589/504031II
UP 1807UP 1252107599/504031II
UP 1808UP 1247107609/504031II
UP 1809107619/504031II
UP 1810UP 12371076210/504031II
UP 18111076310/504031II
UP 18121076410/504031II
UP 1813UP 12551076510/504031II
UP 1814UP 12491076610/504031II
UP 1815UP 12391076711/504031II
UP 1816UP 12541076811/504031II
UP 1817UP 12311076911/504031II
UP 18181077011/504031II
UP 18191077111/504031II
UP 1820UP 12561077211/504031II
UP 1821UP 12431077311/504031II
UP 1822UP 12381077411/504031II
UP 1823UP 12501077511/504031II
UP 1824UP 12331077611/504031II

Dispositions

  • Air Products APTX 1, Pace Florida – ex UP 1803
  • Chrome Crankshaft, Chicago, Illinois – ex UP 1803, 1809
  • Durbano, Ogden, Utah – ex UP 811
  • Illinois Terminal 1220 – ex UP 1805
  • Joseph Transportation Company JTPX 1209 – ex UP 1819
  • Lehigh Southwest Cement, Redding, California – ex UP 1819
  • Norfolk & Western 1220 – ex UP 1805
  • Precision National Corporation, Mt Vernon, Illinois – ex UP 1818, 1819
  • Rail Switching Services RSSX 1220 – ex UP 1805

Succession

Note – The dispositions of UP’s SW10 fleet has been well documented by Don Strack at his Utah Rails site and need not be duplicated here.

  • UP 1800 > rebuilt as UP SW10 1248, March, 1983
  • UP 1801 > rebuilt as UP SW10 1251, July, 1983
  • UP 1802 > rebuilt as UP SW10 1245, February, 1983
  • UP 1803 > retired December, 1978 > to Chrome Crankshaft, Chicago, Illinois, December, 1979 > to Air Products APTX 1, Pace, Florida
  • UP 1804 > rebuilt as UP SW10 1246, February, 1983
  • UP 1805 > rebuilt as UP SW10 1260, July, 1984
  • UP 1806 > rebuilt as UP SW10 1236, July, 1982
  • UP 1807 > rebuilt as UP SW10 1252, September, 1983
  • UP 1808 > rebuilt as UP SW10 1247, March, 1983
  • UP 1809 > retired February, 1977 > to Chrome Crankshaft, Chicago, Illinois, February, 1977 > rebuilt by Rock Island at Silvis, Illinois, August, 1979 > to Illinois Terminal 1220, August, 1979 > to Norfolk & Western 1220 in May, 1982, when N&W absorbed the Illinois Terminal > returned to Chrome Crankshaft in August, 1986 > to Rail Switching Services RSSX 1220
  • UP 1810 > rebuilt as UP SW10 1237, July, 1982
  • UP 1811 > retired January, 1985, sold for scrap to Durbano, Ogden, Utah, February, 1986
  • UP 1812 > retired June, 1981 > cannibalized and then scrapped at Omaha, Nebraska, October, 1981
  • UP 1813 > rebuilt as UP SW10 1255, September, 1983
  • UP 1814 > rebuilt as UP SW10 1249, June, 1983
  • UP 1815 > rebuilt as UP SW10 1239, August, 1982
  • UP 1816 > rebuilt as UP SW10 1254, September, 1983
  • UP 1817 > rebuilt as UP SW10 1231, February, 1982
  • UP 1818 > wrecked January, 1983, at The Dalles, Oregon > retired January, 1984 > cannibalized for parts for SW10 program > sold for scrap to Precision National Corporation, Mt Vernon, Illinois, April, 1987
  • UP 1819 > retired May, 1978 > to Precision National Corporation, Mt Vernon, Illinois, October, 1978 > to Sahara Coal 1819 > stored on Crab Orchard & Egyptian along with Sahara Coal’s SW1 > to Mid-Am Equipment > to Nevada Industrial Switching, Exeter, California, but never actually used after being moved there > to David J Joseph Company, September, 1999 > to Joseph Transportation Company JTPX 1209 > leased to Lehigh Southwest Cement, Redding, California by 2002
  • UP 1820 > rebuilt as UP SW10 1256, October, 1983
  • UP 1821 > rebuilt as UP SW10 1243, November, 1982
  • UP 1822 > rebuilt as UP SW10 1238, August, 1982
  • UP 1823 > rebuilt as UP SW10 1250, June, 1983
  • UP 1824 > rebuilt as UP SW10 1233, June, 1982

Retirements

  • 1977 – UP 1809
  • 1978 – UP 1803, 1819
  • 1981 – UP 1812
  • 1984 – UP 1818
  • 1985 – UP 1811

SW10 program

  • 1982 – UP 1806, 1810, 1815, 1817, 1821, 1822, 1824
  • 1983 – UP 1800, 1801, 1802, 1803, 1807, 1808, 1813, 1814, 1816, 1820, 1823
  • 1984 – UP 805

Reference