79
LEVEL CROSSINGS
These plates may be used only in combination with diagram 779. The height may be varied.
The arrow
may be reversed or omitted, and the distance may be varied or omitted
Figure 20-14 Load gauge and safe height beneath cable (S2‑2‑54)
20.2.3. The
plates shown in
Figure 20-12
to
Figure 20-14
may
be used only in combination
with diagram 779 (see
Figure 20-11
). The height may be varied. The
arrow may be reversed or
omitted, and the distance may be varied or omitted.
Table 20-1 Load
gauge sign criteria
Lowest hot weather
height of contact wires
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