On 10/03/2019 13:44, Commander Kinsey wrote:
My neighbour has a tall chimney (for a wood burning stove) with a
supporting cable, but only one.* Obviously the wind doesn't always come
from that direction (in fact the cable is to the SE of the chimney, and
the prevailing wind here is SW).* Same thing is observed on telephone
poles.* Any explanation?* Is the pole put in at a bit of an angle so
it's always leaning one way?

With phone and electric poles the strainers oppose the net force of the
cables, whether it's the end of a run or a sharp corner.

Bill