Load Class A and Class B explosives, which cannot be loaded in
closed  cars  due  to  their  size,  in  open-top  cars  or  on
flatcars, provided they are protected from the weather and
accidental ignition.
packed  in  long  cartridges,  bags,  or  sift-proof  liners  and
containing no liquid explosive ingredient, on their sides or
ends.
Do not load Class A explosives higher than the car lining
unless additional lining is provided as high as the load.
When the cargo of a car includes any explosives, distribute 
the weight of the cargo to equalize the weight on each side of
the car and over the trucks.
Load wooden kegs, fiber kegs, barrels, and drums on their
sides or ends.
Do not place packages of explosives in the space opposite the
doors unless the doorways are boarded on the inside as high as 
the cargo.  This does not apply to palletized packages if they
are properly braced.
Securely block packages and brace them to prevent the packages
from changing position, falling to the floor, or sliding into
Each other.
Do not drop packages during handling.
Ensure planks for rolling trucks from platforms to cars have
beveled ends.
Ensure loading platforms and the workmens's shoes are free
from grit.
Take all possible precautions against fire.
The shipper is responsible for furnishing all materials needed
to stow and secure explosives on or in a railcar.
Do not load explosives into a railcar equipped with any type
of lighted heater or open-flame device, or electric devices
Use  properly  loaded,  blocked,  and  braced  container  cars;
freight containers on flatcars; and gondola cars to transport 
Class A explosives, except black powder in metal containers. 
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TR1030