IBM 650 SYSTEM Installation Manual page 14

If
cables are
left
on
top of the
floor, the cables
must
be covered by
a
ramp
to
prevent
damage
to the
cables
from
traffic
over them. The
ramp
is
provided
by
the
customer. Figure
1,
page
39,
illustrates the design and dimensions
of
such
a ramp.
13