Shunting Limit Board
Ø
This is provided only in single
line ‘B’ class stations.

Painted yellow with black cross and with
words
Ø “Shunting Limit”
written and facing towards the station side.
Ø It Demarcates
Station Section and Block Section.
Ø Provided at not less
than 180 mts in two Aspect and
120 mts in Multiple Aspect from outer most
trailing points
Ø During Night, a
light will be lit to locate its position.
Ø At Stations where
shunting in the face of an approaching
train is permitted under special
instructions this board
is provided if there is no advanced
starter.
BlockSectionLimitBoard

Ø This is provided
only on double line – Multiple aspect signaling areas.
Ø Where there is no
points or the outer most points in the train approaching direction is trailing
this is provided.
Ø It demarcates the
Stations Section and Block Section.
Ø Distance from BSLB
and Home Signal is not less than 180 mts.