18: The lower
quadrant train
order semaphore
atOakhill.
TheOakhill
operator has set
theeastward
semaphoreblade
to stop (up/
horizontal)while
copyinganorder
for aneastward
train. Thisensures
the trainwon’t
pass the station
before theorder
canbeprepared.
TamValleyDual
3-way
servocontrollers and
tinyR/Caircraft servosoperate the semaphoreblades.
Thesecontrollerseven includebladebounce!
18
19: JohnB. guides theDeschutesExpress into the
sidingatMill Bendafter emerging from theDeschutes
branchduringa2013op session. Train length varies
from short trains like this to30car trains requiring
helperson the stiffer grades.
20: Plywoodhengeas it appeared inDecember, 2014.
Once thebackdropgoesup, itwill bedifficult, though
not impossible, for operatorsoutside thehelix table to
see their trains.
19
20
Bear Creek&South Jackson- 15
MRH-Apr2014