pa1778data.pdf
pa1778data.pdf
pa1778data.pdf
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U.S. STEEL DUQUESNE WORKS<br />
HAER No. PA-115<br />
(Page 134)<br />
approximately 4'-0" east of the large bell hopper is a 20" x 38"<br />
steam cylinder for operating the large bell.<br />
Construction Date: 1924.<br />
5. Platforms and Stairs: Accessibility to the equipment at<br />
the top of the furnace is provided by steel framed stairways and<br />
1/4" thick steel platforms.<br />
Construction Date: 1971.<br />
II. Remains of Blast Furnace Number Two:<br />
A. Stockhouse:<br />
1. Stockhouse Building: See I - A - 1 for description.<br />
2. Orer Manganese, and Flux Scale Car: The ore, manganese,<br />
and flux scale car, manufactured by the Atlas Car Manufacturing<br />
Company of Cleveland, Ohio, ran along the western side of the<br />
stockhouse where it was powered by an electric rail attached to<br />
the western wall. The car, which delivered iron ore, manganese,<br />
limestone, and dolomite from the stockhouse bin system to the<br />
hoist bucket serving blast furnace number 2, is equipped with two<br />
pneumatically operated weigh hoppers. One hopper has a capacity<br />
of 32,000 lbs., the other 24,000 lbs. At the southern end of the<br />
car is an pneumatically operated dumping system composed of a 7.5<br />
hp Alliance D.C. motor running at 1750 rpm, connected to a small<br />
Airtez air compressor and air receiver.<br />
Installation Date: 1924.<br />
3. Ore, Manganese, and Flux Bins: See I - A - 3 for<br />
description.<br />
Construction Date: 19 24.<br />
4. Coke Bin: The coke bin for blast furnace number 2 is<br />
constructed and arranged in the same manner as the coke bin for<br />
blast furnace number 1 except that the motors which power the<br />
vibrating screens have been taken out.<br />
Construction Date: 1924.<br />
5. Hoist Bucket Pit: The centerline of the hoist bucket pit<br />
for blast furnace number 2 is located 31'-6" from the eastern<br />
wall of the stockhouse, and 293'-0" from the centerline of the<br />
hoist bucket pit for blast furnace number 1. Constructed of<br />
concrete, it is 13'-0" wide x 26*-4 1/2" long x 18'-2 1/2" deep.<br />
Construction Date: 1924.<br />
6. Coke Breeze Feeder Conveyor: The coke breeze feeder<br />
conveyors for blast furnace number 2 were of the same type and<br />
construction as the feeder conveyors at blast furnace number 1.