Re: Dean:Union Pacific 844 Pulls a Freight Train Out of Denv

Posted by TGP on March 07, 2019 at 12:48:43 from (67.102.34.113):

In Reply to: Dean:Union Pacific 844 Pulls a Freight Train Out of Denver, posted by TGP on March 07, 2019 at 10:19:03:

Specifications

Configuration:

?

• Whyte

4-8-4

• UIC

2?D2? h2

Gauge

4 ft 8 1?2 in (1,435 mm) standard gauge

Driver dia.

80 in (2,032 mm)

Wheelbase

Loco & tender: 98 ft 5 in (30.00 m)

Adhesive weight

266,490 lb (120,878 kg; 121 t)

Loco weight

490,700 lb (222,578 kg; 223 t)

Tender weight

421,550 lb (191,212 kg; 191 t)

Total weight

912,250 lb (413,790 kg; 414 t)

Fuel type

No. 5 fuel oil, originally coal

Fuel capacity

6,200 US gal (23,000 l; 5,200 imp gal)

Water cap

23,500 US gal (89,000 l; 19,600 imp gal)

Firebox:

• Firegrate area

100 sq ft (9.3 m2) (grate removed in 1945)

Boiler

86 ?3?16 in (2189.2 mm) diameter

Boiler pressure

300 lbf/in2 (2.07 MPa)

Heating surface

4,224 sq ft (392.4 m2)

• Tubes

2,204 sq ft (204.8 m2)

• Flues

1,578 sq ft (146.6 m2)

• Firebox

442 sq ft (41.1 m2)

Superheater:

?

• Heating area

1,400 sq ft (130 m2)

Cylinders

Two

Cylinder size

25 in × 32 in (635 mm × 813 mm)



[hide]Performance figures

Maximum speed

120 mph (190 km/h)

Power output

4,500 hp (3,400 kW)

Tractive effort

63,800 lbf (283.8 kN)

Factor of adh.

4.18

Replies:

• Re: Dean:Union Pacific 844 Pulls a Freight Train Out of Denv wilson ind 14:54:24 03/07/19 (2)
  • Re: Dean:Union Pacific 844 Pulls a Freight Train Out of Denv wilson ind 15:08:08 03/08/19 (0)
  • Re: Dean:Union Pacific 844 Pulls a Freight Train Out of Denv Dean 05:51:02 03/08/19 (0)
• Re: Dean:Union Pacific 844 Pulls a Freight Train Out of Denv Steve@Advance 13:50:48 03/07/19 (0)

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