… rails, check-rails and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, sleepers (cross-ties), fish-plates, chairs, …
Explanatory notes
… rails, check‑rails and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, … of their intended use (over‑head transporters, mobile cranes, etc.). It does not , however, cover rails not of the …