pa1778data.pdf

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U.S. STEEL DUQUESNE WORKS
HAER No. PA-115
(Page 134)
approximately 4'-0" east of the large bell hopper is a 20" x 38"
steam cylinder for operating the large bell.
Construction Date: 1924.
5. Platforms and Stairs: Accessibility to the equipment at
the top of the furnace is provided by steel framed stairways and
1/4" thick steel platforms.
Construction Date: 1971.
II. Remains of Blast Furnace Number Two:
A. Stockhouse:
1. Stockhouse Building: See I - A - 1 for description.
2. Orer Manganese, and Flux Scale Car: The ore, manganese,
and flux scale car, manufactured by the Atlas Car Manufacturing
Company of Cleveland, Ohio, ran along the western side of the
stockhouse where it was powered by an electric rail attached to
the western wall. The car, which delivered iron ore, manganese,
limestone, and dolomite from the stockhouse bin system to the
hoist bucket serving blast furnace number 2, is equipped with two
pneumatically operated weigh hoppers. One hopper has a capacity
of 32,000 lbs., the other 24,000 lbs. At the southern end of the
car is an pneumatically operated dumping system composed of a 7.5
hp Alliance D.C. motor running at 1750 rpm, connected to a small
Airtez air compressor and air receiver.
Installation Date: 1924.
3. Ore, Manganese, and Flux Bins: See I - A - 3 for
description.
Construction Date: 19 24.
4. Coke Bin: The coke bin for blast furnace number 2 is
constructed and arranged in the same manner as the coke bin for
blast furnace number 1 except that the motors which power the
vibrating screens have been taken out.
Construction Date: 1924.
5. Hoist Bucket Pit: The centerline of the hoist bucket pit
for blast furnace number 2 is located 31'-6" from the eastern
wall of the stockhouse, and 293'-0" from the centerline of the
hoist bucket pit for blast furnace number 1. Constructed of
concrete, it is 13'-0" wide x 26*-4 1/2" long x 18'-2 1/2" deep.
Construction Date: 1924.
6. Coke Breeze Feeder Conveyor: The coke breeze feeder
conveyors for blast furnace number 2 were of the same type and
construction as the feeder conveyors at blast furnace number 1.