54. MRH14-08-Aug2014-P - page 129

The shaker house and storage bins were adjacent and attached
to the main tipple. Because the coal that was shipped by truck
would not go through the coal washer at Mt. Union, but it also
needed to be graded, it was sent through a cleaner and a series
of shakers (sizing screens). The graded coal was then distributed
into storage bins for loading either into hoppers or trucks.
Begin construction of the storage bin structure by building two
bins similar to the one already installed in the main tipple. Cut
eight pieces of .040” styrene, 12’ X 5’. Remove .040” or the
thickness of the styrene, from each end of four of the pieces
and glue them together making sure they are square.
Unlike the bin inside the main tipple, these have detail that is
visible and must be added. To simulate the joining of plates to
make the bins, divide the sides into five segments and draw
lines from top to bottom.
You can either glue angle or individual pieces at the corners of
each bin. On each of the lines, glue .020” x .060” styrene strips
narrow side down. You need to do this for three of the sides
for one bin and two of the sides for the second bin. Glue .020”
x .060” strips to the bottom of the vertical strips as a flange.
“Because the coal that was shipped by
truck would not go through the coal
washer at Mt. Union ... it was sent
through a cleaner and graded ... then
distributed into storage bins for loading
either into hoppers or trucks.”
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