W” BOARD:
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.
W” BOARD:
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.
