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Union Pacific Railroad

Roster of Diesel and Turbine Locomotives, 1934-2009

This page was last updated on July 20, 2012.

(Return to UP Diesel Roster Index Page)

Roster Listing

EMD F3B -- 60 units
1500 horsepower; B-B trucks; 247,300 pounds operating weight

Road
Number
First
Number
Builder
Date
Builder
Number
Date
Retired
Notes
1400B 1442B May 1947 4605 Dec 1962 Traded to EMD in January 1963.
1400C 1443B May 1947 4606 Mar 1964 Traded to EMD in March 1964.
1402B 1444B May 1947 4607 Feb 1963 Traded to EMD in February 1963.
1402C 1445B May 1947 4608 Feb 1964 Traded to EMD in February 1964.
1404B 1446B Oct 1947 4647 May 1963 Traded to EMD in May 1963.
1404C 1447B Oct 1947 4648   Renumbered to 1526C in August 1951.
1406B 1448B Oct 1947 4649   Renumbered to 1528B in May 1951.
1406C 1449B Oct 1947 4650   Renumbered to 1528C in October 1951.
1408B 1450B Oct 1947 4651 Mar 1964 Traded to EMD in March 1964.
1408C 1451B Oct 1947 4652 Jun 1964 Traded to EMD in May 1964.
1410B 1452B Jan 1948 4653 May 1963 Traded to EMD in May 1963.
1410C 1453B Jan 1948 4654 May 1964 Traded to EMD in May 1964.
1412B 1454B Jan 1948 4655 Feb 1963 Traded to EMD in February 1963.
1412C 1455B Jan 1948 4656 Jul 1964 Traded to EMD in July 1964.
1414B 1456B Jan 1948 4657   Renumbered to 1530B in May 1951.
1414C 1457B Jan 1948 4658 Feb 1963 Traded to EMD in February 1963.
1416B 1458B Jan 1948 4659 Mar 1963 Traded to EMD in March 1963.
1416C 1459B Jan 1948 4660 Feb 1963 Traded to EMD in February 1963.
1418B 1460B Jan 1948 4661   Renumbered to 1526B in September 1950.
1418C 1461B Jan 1948 4662 Mar 1963 Traded to EMD in March 1963.
1420B 1462B Jan 1948 4663   Renumbered to 1524B in January 1951.
1420C 1463B Jan 1948 4664   Renumbered to 1524C in January 1951.
1422B 1464B Feb 1948 4665   Renumbered to 1522C in December 1950.
1422C 1465B Feb 1948 4666 May 1949 Wrecked on 30 January 1949 at Coolige, Idaho; scrapped.
1424B   Feb 1948 4667   Renumbered to 1522B in August 1950.
1424C   Feb 1948 4668   Renumbered to 1520C in October 1950.
1426B   Feb 1948 4669   Renumbered to 1520B in December 1950.
1426C   Feb 1948 4670   Renumbered to 1518C in August 1950.
1428B   Mar 1948 4671   Renumbered to 1518B in March 1951.
1428C   Mar 1948 4672 Dec 1962 Traded to EMD in January 1963.
1430B   Sep 1948 6374 Jun 1964 Traded to EMD in June 1964.
1430C   Sep 1948 6375 Dec 1962 Traded to EMD in January 1963.
1432B   Sep 1948 6729 Jun 1963 Traded to EMD in June 1963.
1432C   Sep 1948 6730 May 1964 Traded to EMD in June 1964.
1434B   Dec 1948 6745 May 1963 Traded to EMD in May 1963.
1434C   Dec 1948 6746 Jun 1964 Traded to EMD in June 1964.
1436B   Dec 1948 6747 Jun 1964 Traded to EMD in June 1964.
1436C   Dec 1948 6748 May 1963 Traded to EMD in May 1963.
1438B   Dec 1948 6749 Aug 1964 Traded to EMD in August 1964.
1438C   Dec 1948 6750 Apr 1963 Traded to EMD in April 1963.
1440B   Jan 1949 6751 May 1964 Traded to EMD in May 1964.
1440C   Jan 1949 6752 Aug 1964 Traded to EMD in August 1964.
1442B   Apr 1948 6356   Renumbered to 1500B in April 1950.
1442C   Apr 1948 6357   Renumbered to 1500C in August 1950.
1444B   Apr 1948 6358   Renumbered to 1502B in September 1950.
1444C   Apr 1948 6359   Renumbered to 1502C in June 1950.
1446B   May 1948 6360   Renumbered to 1504B in October 1950.
1446C   May 1948 6361   Renumbered to 1504C in May 1950.
1448B   Jul 1948 6362   Renumbered to 1506B in May 1950.
1448C   Jul 1948 6363   Renumbered to 1506C in November 1950.
1450B   Jul 1948 6364   Renumbered to 1508B in November 1950.
1450C   Jul 1948 6365   Renumbered to 1508C in June 1950.
1452B   Jul 1948 6366   Renumbered to 1510B in July 1950.
1452C   Jul 1948 6367   Renumbered to 1510C in July 1950.
1454B   Jul 1948 6368   Renumbered to 1512B in June 1950.
1454C   Jul 1948 6369   Renumbered to 1512C in July 1950.
1456B   Sep 1948 6370   Renumbered to 1514B in June 1950.
1456C   Sep 1948 6371   Renumbered to 1514C in August 1950.
1458B   Sep 1948 6372   Renumbered to 1516B in October 1950.
1458C   Sep 1948 6373   Renumbered to 1516C in July 1950.

General Notes:

a. UP 1400B,C-1422B,C (24 units, even numbers only) were built as UP 1442B-1465B; renumbered to UP 1400B,C-1422B,C during early 1948. The remaining six units in the order, UP 1424B,C, 1426B,C, 1428B,C, were delivered with those numbers.
b. Thirty-one units (UP 1404C, 1406B, 1406C, 1414B, 1418B, 1420B, 1420C, 1422B, 1424B, 1424C, 1426B, 1426C, 1428B, 1442B,C-1458B,C) were renumbered to UP 1500 series and assigned to the Northwestern District in 1950-1951.
c. UP 1430B,C-1440B,C (12 units, even numbers only) were equipped with steam generators for passenger service.
d. Many units were converted to F7 specifications by Union Pacific, including upgraded dynamic braking with a 48 inch fan.
e. UP 1400B,C-1428B,C were built on EMD order number E818.
f. UP 1430B,C-1458B,C were built on EMD order number E939.
   

EMD F3B -- 16 units
1500 horsepower; B-B trucks; 248,600 pounds operating weight

Road
Number
First
Number
Second
Number
Builder
Date
Builder
Number
Date To
1451 Series
Date
Retired
Notes
1451B 969B 900B Sep 1947 4485 Jul 1953 Dec 1962 Traded to EMD in January 1963.
1451C 970B 900C Sep 1947 4486 Sep 1953 Apr 1963 Traded to EMD in April 1963.
1452B 971B 901B Sep 1947 4487 Jul 1953 May 1963 Traded to EMD in May 1963.
1452C 972B 901C Sep 1947 4488 Jul 1953 Jun 1964 Traded to EMD in June 1964.
1453B 973B 902B Sep 1947 4489 Sep 1953 Jul 1964 Traded to EMD in July 1964.
1453C 974B 902C Sep 1947 4490 Aug 1953 Jul 1964 Traded to EMD in July 1964.
1454B 975B 903B Sep 1947 4491 Apr 1953 Aug 1964 Traded to EMD in August 1964.
1454C 976B 903C Sep 1947 4842 May 1953 Aug 1964 Traded to EMD in August 1964.
1455B 977B 904B Sep 1947 4843 Aug 1953 Mar 1963 Traded to EMD in March 1963.
1455C 978B 904C Sep 1947 4844 Aug 1953 Mar 1964 Traded to EMD in March 1964.
1456B 905B   May 1948 6666 Apr 1953 Dec 1962 Traded to EMD in January 1963.
1456C 905C   May 1948 6667 Jun 1953 Dec 1962 Traded to EMD in January 1963.
1457B 907B   Jun 1948 6668 Jun 1953 Feb 1963 Traded to EMD in February 1963.
1457C 907C   Jun 1948 6669 Jun 1953 Mar 1963 Traded to EMD in March 1963.
1458B 909B   Jun 1948 6670 Oct 1953 Mar 1964 Traded to EMD in March 1964.
1458C 909C   Jun 1948 6671 May 1953 Dec 1962 Traded to EMD in January 1963.

General Notes:

a. UP 1451B,C-1455B,C were built for passenger service as UP 969B-978B; renumbered to UP 900B,C-904B,C in March and April 1948. Regeared for freight service and renumbered to the 1451 series in April to September 1953.
b. UP 1456B,C-1458B,C were built for passenger service as UP 905B-909C. Regeared for freight service and renumbered to UP 1456 series in April to June 1953.
c. Originally equipped with steam generators, water tanks, and high speed gear ratio for passenger service. Steam generators retired in place when units reassigned to freight service.
d. Earlier rosters of Union Pacific F-units have shown 1456B,C, 1457B,C, and 1458B,C as 1456B,C, 1458B,C, and 1460B,C. Photographic evidence has come to light showing that a 1457C did exist, therefore the assumption is made that 1457B also existed.
e. UP 1451B,C-1455B,C were built on EMD order number E845.
f. UP 1456B,C-1458B,C were built on EMD order number E1019.
   

EMD F7A -- 17 units
1500 horsepower; B-B trucks; 248,700 pounds operating weight

Road
Number
Builder
Date
Builder
Number
Date
Retired
Notes
1464 Apr 1952 6333 Mar 1963 Traded to EMD in March 1963.
1465 Mar 1952 6718 Jun 1963 Traded to EMD in June 1963.
1466 Mar 1951 13982 Feb 1963 Traded to EMD in February 1963.
1467 Mar 1951 13983 Jun 1964 Traded to EMD in June 1964.
1468 Mar 1951 13984 May 1964 Traded to EMD in May 1964.
1469 Mar 1951 13985 Jun 1964 Traded to EMD in June 1964.
1470 Mar 1951 13986 Feb 1964 Traded to EMD in February 1964.
1471 Oct 1951 15087 Jul 1964 Traded to EMD in July 1964.
1472 Oct 1951 15088 Apr 1963 Traded to EMD in April 1963.
1473 Oct 1951 15089 May 1964 Traded to EMD in May 1964.
1474 Oct 1951 15090 Feb 1964 Traded to EMD in February 1964.
1475 Oct 1951 15091 Mar 1963 Traded to EMD in March 1963.
1476 Oct 1951 15092 Jul 1964 Traded to EMD in July 1964.
1477 Oct 1951 15093 May 1964 Traded to EMD in May 1964.
1478 Oct 1951 15094 Apr 1963 Traded to EMD in April 1963.
1479 Oct 1951 15095 Mar 1963 Traded to EMD in March 1963.
1480 Oct 1951 15096 Mar 1963 Traded to EMD in March 1963.

General Notes:

a. UP 1464 was rebuilt from wrecked UP F3A 1504 (wrecked on 25 November 1951 at Orchard, Idaho).
b. UP 1465 was rebuilt from wrecked UP F3A 1553 (wrecked on 25 November 1951 at Orchard, Idaho).
c. UP 1466 was wrecked on 24 March 1951 at Green River, Wyoming; rebuilt in June 1952 by EMD at La Grange, Illinois (EMD rebuild order number 8013).
d. UP 1464 was built under EMD rebuild order number 8008.
e. UP 1465 was built under EMD rebuild order number 8011.
f. UP 1466-1470 were built on EMD order number 6237.
g. UP 1471-1480 were built on EMD order number 3094.
   

EMD F7A -- 3 units
1500 horsepower; B-B trucks; 248,700 pounds operating weight

Road
Number
First
Number
Builder
Date
Builder
Number
Date
To UP
Date
Retired
Notes
1481 EMD 459A Aug 1952 17412 Oct 1952 May 1963 Traded to EMD in May 1963.
1482 EMD 459D Aug 1952 17413 Oct 1952 Dec 1962 Traded to EMD in January 1963.
1483 EMD 5040 Jul 1950 12466 Jan 1953 Jun 1964 Traded to EMD in June 1964.

General Notes:

a. UP 1481 and 1482 were built in August 1952 as EMD F7A demonstrators for demonstration tests on Chicago & North Western and on Norfolk & Western (see photo while in N&W service in Trains magazine, December 1952, page 12); sold to UP prior to tests on N&W, reconditioned after tests and delivered to UP as new units in October 1952.
b. UP 1483 was built as EMD F7A demonstrator 5040; sold to UP in January 1953.
c. UP 1481 and 1482 were built on EMD order number 6459.
d. UP 1483 was built on EMD order number 6499.
   

EMD F7B -- 2 units
1500 horsepower; B-B trucks;247,600 pounds operating weight

Road
Number
Builder
Date
Builder
Number
Date
Retired
Notes
1464B Mar 1952 4657 Feb 1963 Traded to EMD in February 1963.
1464C Mar 1952 6740 Dec 1962 Traded to EMD in January 1963.

General Notes:

a. UP 1464B rebuilt under EMD rebuild order number 8009 from wrecked UP F3B 1530B, wrecked on 25 November 1951 at Orchard, Idaho
b. UP 1464C rebuilt under EMD rebuild order number 8010 from wrecked UP F3A 1558C, wrecked on 25 November 1951 at Orchard, Idaho
   

EMD F7B -- 10 units
1500 horsepower; B-B trucks; 247,600 pounds operating weight

Road
Number
Builder
Date
Builder
Number
Date
Retired
Notes
1466B Mar 1951 13987 Mar 1963 Traded to EMD in March 1963.
1466C Mar 1951 13988 Jul 1964 Traded to EMD in July 1964.
1468B Mar 1951 13989 Jun 1964 Traded to EMD in June 1964.
1468C Mar 1951 13990 Mar 1963 Traded to EMD in March 1963.
1470B Mar 1951 13991 Feb 1964 Traded to EMD in February 1964.
1470C Mar 1951 13992 May 1964 Traded to EMD in May 1964.
1472B Mar 1951 13993 Jul 1964 Traded to EMD in July 1964.
1472C Mar 1951 13994 Jun 1964 Traded to EMD in June 1964.
1474B Mar 1951 13995 Apr 1963 Traded to EMD in April 1963.
1474C Mar 1951 13996 Jun 1964 Traded to EMD in June 1964.

General Notes:

a. UP 1466B and 1466C were wrecked on 24 March 1951 at Green River, Wyoming; rebuilt by EMD at La Grange, Illinois, in June 1952 (EMD rebuild order numbers 8014 and 8015).
b. UP 1466B,C-1474B,C were built on EMD order number 6237.
   

EMD F7B -- 20 units
1500 horsepower; B-B trucks; 247,600 pounds operating weight

Road
Number
Builder
Date
Builder
Number
Date
Retired
Notes
1476B Oct 1951 15097 May 1963 Traded to EMD in May 1963.
1476C Oct 1951 15098 Feb 1964 Traded to EMD in February 1964.
1478B Oct 1951 15099 Dec 1962 Traded to EMD in January 1963.
1478C Oct 1951 15100 Jun 1964 Traded to EMD in June 1964.
1480B Oct 1951 15101 Feb 1964 Traded to EMD in February 1964.
1480C Oct 1951 15102 Dec 1962 Traded to EMD in January 1963.
1482B Oct 1951 15103 Mar 1963 Traded to EMD in March 1963.
1482C Oct 1951 15104 May 1964 Traded to EMD in May 1964.
1484B Oct 1951 15105 Dec 1962 Traded to EMD in January 1963.
1484C Oct 1951 15106 Feb 1963 Traded to EMD in February 1963.
1486B Oct 1951 15107 Aug 1964 Traded to EMD in August 1964.
1486C Oct 1951 15108 May 1963 Traded to EMD in May 1963.
1488B Oct 1951 15109 May 1964 Traded to EMD in May 1964.
1488C Oct 1951 15110 Mar 1963 Traded to EMD in March 1963.
1490B Oct 1951 15111 Jan 1963 Traded to EMD in January 1963.
1490C Oct 1951 15112 Feb 1963 Traded to EMD in February 1963.
1492B Nov 1951 15113 Jul 1964 Traded to EMD in July 1964.
1492C Nov 1951 15114 Feb 1964 Traded to EMD in February 1964.
1494B Nov 1951 15115 May 1963 Traded to EMD in May 1963.
1494C Nov 1951 15116 May 1964 Traded to EMD in May 1964.

General Note:

a. Built on EMD order number 3094.
   

EMD F7B -- 2 units
1500 horsepower; B-B trucks; 247,600 pounds operating weight

Road
Number
First
Number
Builder
Date
Builder
Number
Date To
UP
Date
Retired
Notes
1496B EMD 459B Aug 1952 17414 Oct 1952 May 1963 Traded to EMD in May 1963.
1496C EMD 459C Aug 1952 17415 Oct 1952 Apr 1963 Traded to EMD in April 1963.

General Notes:

a. Built as EMD F7B demonstrators for demonstration tests on Norfolk & Western; sold to UP prior to tests on N&W, reconditioned after tests and delivered to UP as new units in October 1952.
b. Built on EMD order number 6459.
   

EMD FP7 -- 2 units
1500 horsepower; B-B trucks; 255,100 pounds operating weight

Road
Number
First
Number
Builder
Date
Builder
Number
Date
Retired
Notes
1498 911 Apr 1952 17231 Jul 1964 Traded to EMD in July 1964.
1499 912 Apr 1952 17234 Aug 1964 Traded to EMD in August 1964.

General Notes:

a. Built as 911, 912, with steam generators and water tanks for passenger service; regeared and reassigned to freight service in February 1956.
b. Steam generators retired in place when reassigned to freight service.
c. Built on EMD order number 6444.
   

EMD F7B -- 2 units
1500 horsepower; B-B trucks; 244,900 pounds operating weight

Road
Number
First
Number
Builder
Date
Builder
Number
Date
Retired
Notes
1498B 910B Apr 1952 17232 Aug 1964 Traded to EMD in August 1964.
1498C 910C Apr 1952 17233 May 1965 Traded to EMD in May 1965.

General Notes:

a. Built as 910B and 910C with steam generators and water tanks for passenger service; renumbered to 1498B and 1498C, regeared and reassigned to freight service in February 1956.
b. Steam generators retired in place when reassigned to freight service.
c. Built on EMD order number 6444.
   

EMD SDP35 -- 10 units
2500 horsepower; C-C trucks; 16-567D3A engine; operating weight: (see general note, below)

Road
Number
Builder
Date
Builder
Number
Date
Retired
Notes
1400 Aug 1965 30671 Apr 1985 1
1401 Aug 1965 30672 Apr 1985 1
1402 Aug 1965 30673 Apr 1985 1
1403 Aug 1965 30674 Apr 1985 1
1404 Aug 1965 30675 Apr 1985 1
1405 Aug 1965 30676 Apr 1985 1
1406 Sep 1965 30677 Apr 1985 1
1407 Sep 1965 30678 Apr 1985 2
1408 Sep 1965 30679 Apr 1985 1
1409 Sep 1965 30680 Jan 1985 3

General Notes:

a. UP 1400-1409 were originally ordered to be delivered as UP 980-989, numbered after the highest numbered E9B, number 974B. The SDP35s were UP's "modern" passenger power, delivered in August 1965, just 21 months after the delivery of the newest E9A, UP 914, in December 1963.
b. UP 1400-1409 had 379,600 pounds operating weight in freight service and 388,900 pounds operating weight in passenger service.
c. UP's SDP35s were in storage due to the nationwide recession from June 1980 until retirement in 1985, first at North Platte, Nebraska, until September 1981, then at Yermo, California.
d. UP 1409 was the last SDP35 operating on UP; removed from storage at Yermo, California, in June 1983 to protect Amtrak's California Zephyr operation across Wyoming.
e. Built on EMD order number 7824.

Notes:

1. UP 1400-1406, 1408 were sold for scrap to St. Louis Auto Shredding, East St. Louis, Illinois, in December 1985.
2. UP 1407 was traded to EMD in August 1986; scrapped by Pielet Brothers Scrap Iron & Metal, McCook, Illinois (Originally donated to Orange Empire Railway Museum, Perris, California, in October 1985; donation rescinded.)
3. UP 1409 was sold for scrap to Erman Corp., Turner, Kansas, 20 December 1985.

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