Where is used ‘W’ board in railway


W’ board is provided before curve, cuttings and when visibility
of line ahead is limited up to 800M or less. It shall also be
provided on approaches to every tunnel at a distance of 800M
from it in broad gauge.

This board is mainly installed for the loco pilot, seeing whom he whistles so that the workers or cattle or people working in the Curve are removed.

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