pa1778data.pdf

U.S. STEEL DUQUESNE WORKS
HAER No. PA-115
(Page 146)
north stockhouse iron ore pellet delivery system transferred iron
ore pellets from trestle hung pellet bins to the 400 cu. ft. skip
car located in the skip pit.
Installation Date: 1962.
a. Iron Ore Pellet Bins: Four 6000 cu. ft. capacity
iron ore pellet bins, spaced 17'-9" apart are laid out on a
north-south axis 45*-2" off of the eastern wall of the north
stockhouse. The centerline of the northern most pellet bin is
located approximately 83'-0" off of the northern wall. The
southern most pellet bin is located directly over the
miscellaneous weigh hopper.
b. Pellet Feeder Conveyors: A 540 ton per hour, 48" x
111" Jeffrey electromagnetic feeder conveyor, laid out on a east-
west axis, is attached to each iron ore pellet bin at its bottom
opening.
c. Iron Ore Pellet Conveyor Belt: A 48" x 60'-0" long
conveyor belt (capacity - 296 feet per minute) is located to the
east of, and below the iron ore pellet bins, 36 , -5" off of the
eastern wall of the stockhouse. The belt runs above the flux
conveyor belt in a southerly direction.
5 - d.
d. Miscellaneous Weigh Hopper: See description V - A -
7. North Stockhouse Sinter, Sinter Fines, and Scrap and
Scale Delivery System: This system transferred the designated
raw material from trestle hung bins to the 4 00 cu. ft. capacity
skip car located in the skip pit.
Installation Date: 1962.
a. B_ins: Two 6000 cu. ft. capacity sinter bins, one
6000 cu. ft. capacity sinter fines bin, and one 3000 cu. ft.
capacity scale and scrap bin, laid out on a north-south axis, are
spaced 17 f -9" apart. Located 45 , -2" off the eastern wall of the
north stockhouse, the sinter bins are the northern most bins with
the scrap and scale bin located at the southern end. The
centerline of the northern most sinter bin is located 8 f -10 1/2"
off of the northern wall.
b. Feeder Conveyors: Attached to each of the bins at
their bottom opening is a Jeffrey electromagnetic feeder conveyor
which is laid out on a north-south axis. The sinter bins are
each equipped with a 594 ton per hour, 48" x 111" feeder
conveyor. A 450 ton per hour, 36" x 72" feeder conveyor is
attached to the sinter fines and scrap and scale bins.