Two trains are travelling along the same stretch
of single line track towards each other. Each
train consists of a locomotive and two
carriages. There is however a siding that can
take one locomotive and one carriage. How is
it possible for the two trains to pass each other
by using this siding?
• Answers
• The red loco and orange carriage uncouple
from the blue carriage and move into the siding;
• The orange and green train passes and links up
with the blue carriage;
• The red loco and orange carriage return to the
main line;
• The orange and green train shunts blue
carriage into the siding;
• The orange and green train goes on it's way
• The red loco and orange carriage rejoin the
blue carriage;