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E M D 4 - A X L E D I E S E L S |
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GP40-2 No. 1373, at Roubideau, CO on 4/15/2010. This
unique unit, one of only three built, started out as a Southern
Pacific GP40P-2, equipped with a steam generator for passenger
service around San Francisco. Later these units were
converted to freight-only. Notice the boxy end to the long
hood. These units are 30 inches longer than a standard
GP40-series locomotive, and the flared radiator is certainly
unique amongst 4-axle models. Two now survive on UP's
roster. |
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GP40-2 No. 1396, working the local at Delta, CO on 8/10/2007. It was
originally SSW 7640, built January 1979 and repainted this way in August 2005. |
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GP60 No. 5702, in Pueblo on 9/19/1999. It was originally ordered for
the D&RGW in 1990 as No. 3156, built to Cotton Belt specs-- basically a
Southern Pacific Lines unit in black-and-gold. It was repainted in UP
colors in May 1998, and has since been renumbered 1902 (January 2001).
Many SP and SSW GP60s were similarly repainted, but this unit's two D&RGW
siblings were not-- merely patched. |
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GP38-2 No. 695, seen in the yard at Denver on 7/29/2007.
This non-dynamic brake unit was built as MP 2195 in 1980. Though not in
the UPY series of locomotives, it is being used as a yard switcher in this
image. Note that it is equipped with twin amber beacons on the cab. |
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GP38-2
No. 2395, working a local at Delta, CO on 8/10/2007. It was built in
1975, and came to UP in 1997. It's scheduled to be renumbered to 895,
but it's been waiting since 1999 for that to happen... |
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E M D 6 - A X L E D I E S E L S |
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SD40-2
No. 3215, running third at Granby, CO, 8/9/2007. This unit arrived in
1973. It was unusual, and nice, to see such an old unit on a mainline
freight train after so many years. |
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SD40-2 No. 3354. This was once the most numerous class of locomotives
in the United States, with thousands in service (plus their slightly-longer sisters, the SD40T-2). This
unit was photographed at Cedar City, UT in June 2004. It had been
renumbered from No. 3798 the previous October, to make room on the roster
for new SD70M's. It was built in 1980. |
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SD40-2 No. 3311, built July 1976, seen in Cedar City in June 2004. |
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SD40-2 No. 3394, at Houston on 9/17/2007. This unit came in
April 1977, part of a series of SD40-2's that came equipped with the 116"
nose. |
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SD40-2 No. 4768, rebuilt from an SD40 originally built for the Pennsylvania RR. UP
acquired it in October 1999. Here it's seen at Tucumcari in March
2001. It was renumbered UP 2818 in December of that year.
See
here for a photo of it leading the Ski Train on February 10, 2002. |
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SD40T-2 No. 2925, seen in Houston in April 2005. This unit was
originally SP 8545, repainted to UP No. 4490 in 1999, and renumbered in
2001, as shown
here. |
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SD40T-2TR No. 2937, in Houston on 10/17/2007. This is the ex-
SP No. 8264, first renumbered in 1997. She and the other units in the
series 2866 - 2949 were refurbished by UP, hence the "R" suffix.
For a 1992 photo in SP paint, see
here. |
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SD40T-2 No. 4370 is in the engine service area at Denver North Yard
in November 2000. It was originally Southern Pacific No. 8304,
delivered in 1974. It was repainted in UP colors in July 1999.
Four months after this photo it was renumbered 2867.
Directly behind it is UP No. 5661, a GE B40-8 that was originally SSW
8053, delivered in 1988, repainted in August 1999, and renumbered 1852 in
October 2002. |
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SD40T-2 No. 4056 sits third in an eastbound consist in the yard at
Tucson, AZ on 3/31/2000. This unit was originally D&RGW No. 5369. It was renumbered to UP 8626 shortly thereafter.
It was originally delivered in August 1975. |
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SD40T-2
No. 8725 working in the yard at Grand Junction on March 7, 2002. This unit was originally SP No. 8525 and was delivered in
December 1978. Renumbered to UP 4455 in November 1997, it was changed
to 8725 in May 2001. It was later retired, in April 2005. The photo was
backlit on an extremely dim evening. I did my best to bring it to life
with Photoshop, but there's only so much you can do with a dark scan... |
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SD60No. 5999 and SD40T-2 No. 8626 head a rail train at Coal Creek Canyon
(west of Denver) in August 2001. No. 8626 is the renumbered 4056 (see above). No. 5999 is the ex-C&NW 8050, which was new in 1986,
repainted UP 5999 in 1996, and returned to the lessor at the start of 2003. |
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SD60M No. 6231, at Tucumcari in March 2001. It was received in 1990 by
UP. These units were some of the first units to come with the wider
"safety" cab. In 2005 it was renumbered to 2386. |

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SD70M No. 3940, a Phase 2a unit, at Granby, CO on 8/8/2007. Here's the builder's
plate for this unit. TOP: Note the flared radiators distinctive
of the later series of SD70M's. They hearken back to the SD45's of the
1960's. Compare to the flat radiators on the earlier SD70M's in
this photo. Note the
brakewheel location at back right of the long hood, also like the
SD45.
MIDDLE: Opposite side view. See the squared
traction motor duct, which looks like nothing in older EMD
models. Note the 4-panel radiators, indicative of EPA Tier
I compliance. BOTTOM: Front view. Note: high-mounted,
side-by-side headlights, the large winged herald, and the ditch
lights above the walkway (rather than pilot-mounted as on some
earlier UP units). |
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SD70M No. 3971,
a Phase 2b unit (with flared radiators and boxy nose), is on the point of a westbound freight at Sulphur. CO. It's 8/09/2007. The "flag"
applique on
these units does not seem to hold up very well. |
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SD70M's: Three versions are visible in this photo. No. 4677 is a first-order Phase 1 with flat
radiators. Behind it, No. 3870 is a Phase 2a with angled
2-panel radiators. To the right, No. 5204 has the Phase 2b
boxy nose and 4-panel radiators (trust me).
Another photo showing these units here. Better
angle, but more distant. |
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SD70M Nos. 4029 and 4007 lead the
ZRODV-10 (eastbound intermodal train) through Glenwood Canyon on
October 10, 2000. This was the typical power arrangement
during the years 2000 - 2001. Part
of UP's first order of SD70Ms, these units arrived in June and
July 2000, respectively, which makes them brand new as of the
photo. |
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SD70ACe No. 8551, on the BNSF Transcon west of Winslow, AZ
(3/29/2008). It wears the "flag" scheme. Per Don
Strack's site, these units are equipped with larger radiators in
a flared carbody to accommodate separate radiator cores for
diesel engine jacket water and for aftercoolers. In that
sense, they resemble the SD9043's below. Delivered in April
2007, it's 11 months old in this photo. |
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EMD's SD9043MAC model was built with a 4300-hp prime mover. UP's
order was originally intended to receive a replacement H-block 6000-HP
engine when these were available. Delays with EMD's development of the
H-block, and a growing realization by railroads that a 6,000-hp locomotive
was overkill for most applications, meant that the 9043's kept their
original engines. UP refers to this type as the SD9043AC.
UP did order 62 of the full-blown SD90MACs in two variants, receiving
them in 1997-98. UP refers to this model as SD90AC.
The full SD90MAC's numbered 8500 and 8522-8561 were
returned to EMD when their leases expired in 2005- 2006. The number
series was recycled, with some being used by SD70ACe's such as No 8551
above. |
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SD9043MAC No. 8044, at the Colorado 72 overpass between Clay and Plain, west
of Denver, in August 2001. These units are difficult to fit into a
single frame, when standing trackside! |
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SD9043MAC No. 8065, in Glenwood Canyon in late June 2003. It's
in the swing helper of an eastbound coal load. |
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Top view of SD9043MAC No. 8066. It's part of the swing helper (remote)
on an eastbound train at Plain (west of Denver) on September 4, 1999. Note the complete
revamping of the traditional EMD fan arrangement. Of particular note
is the movement of the dynamic brake radiators to the end of the hood, as
opposed to being located just behind the cab. This unit was received
in 1996. |
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SD9043MAC No. 8135, in Grand Junction, CO in November 2002.
This unit arrived in 1997. |
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SD9043MAC No. 8155 is waiting in the yard at Glenwood Springs on
9/01/2008. Delivered in May 1997, evidently there is some
confusion
between its builder number and frame number...
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SD9043MAC No. 8256 is waiting for its turn in Glenwood Springs,
9/01/2008. Delivered in April 1998, she has now received yellow FRA
sill striping. |
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SD9043MAC No. 8257, rear helper on a train at Rocky, CO on 9/04/1999.
This unit arrived in April 1998, so it's about a year and a half old in this
photo. This photo shows the opposite side from No. 8135 above, and gives you
a good idea of the size of these monsters. The SD90 series were not
well-liked by some of the crews-- they loaded up very quickly (power
transferring to the AC motors), causing them to buck and slip more than
their counterparts from GE. |
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SD90MAC No. 8533 leads a westbound coal empty past No Name (Glenwood
Canyon) in June 2003. This unit actually has the 6,000 HP prime mover. Paired with a C60AC, the two locos had plenty of
power for this train. All the full SD90s were retired around 2006.
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U P Y - - S W I T C H E R S A N
D Y A R D L O C O M O T I V E S |
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UPY 570 is a GP15-1, originally Missouri Pacific No. 1570 (actually
lettered for Chicago & Eastern Illinois when delivered). Here it's in
Denver on 9/1/2008. |
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A pair of GP15-1's of Missouri Pacific heritage are switching in Denver
North yard on July 29, 2007. No. 590 was MP 1590, went through
repainting and renumbering and ended up as a UPY unit in May 2003. UPY
607 was MP 1607 and has been in the current number since July 2001.
See here
for more details. |
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UP 1205 is a GP39-2 from the MKT. Here it's switching in
Denver's North Yard on 91/2008. Her paint is getting a bit tattered. |
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UPY 1215 is an SW1500, originally SP 2629, built in 1972. Here it's in
Denver near the Cargill elevator on 7/29/2007. |
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Two pairs of remote-control yard locomotives, seen at North Yard on
7/29/2007. The two southernmost units are Y1150 and Y1158, both
SW1500's of SP heritage-- nee SP 2572 and SSW 2585, respectively.
Back left is UPY 1002, originally SP 2555, retired in 1995 and recently
refurbished for UP by Helm. Back right is GP38-2 No. 801, originally
MP 2301. The lack of dynamic brakes is a good clue to the unit's
heritage. In this shot, it appears that the two closest locos are the
controlling units, and the back two are simply MU'd to them for extra
horsepower. |
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Switcher Smorgasbord: four UPY units in Denver on September 1, 2008.
Left to right: MP15DC No. 1296, originally MP 1366 and given this
number in May 2008.
GP15-1 No. 642, originally MP 1642.
Another GP15-1 whose number is blocked by the pole, an MP alumnus.
SW1500 No. 1091, formerly SP 2495.Above 1296's hood is an
SD40-2, No. 3208, a veteran road unit still earning its keep. |
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