INTERSTATE TRANSPORTATION OF LIVE STOCK. 7 
properly by a sewerage system of some kind, and each yard should 
be sloped toward the sewer connection. Each trough also should 
have a separate sewer connection. In providing unloading chutes 
for horses care should be taken to avoid sharp turns, and injury 
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Fig. 1. 
?ood arrangement for unloading double-deck cars. 
while loading and unloading can be averted by having the yards con- 
nected with an alley leading directly to the unloading chute. 
In size a single yard should measure approximately 25 by 40 feet, 
with the gate connecting with the alley placed near the corner of the 
yard. The alley should be about 10 feet wide, which should be the 
