flangeway englanniksi - Sanakirja.org (englanti-englanti)

(rail transport, historical) An early type of railway that used flanged rails rather than flanged wheels.
(rail transport) The gap in road surfaces, running rails at rails at junctions, etc, that allows the wheel flange of a rail vehicle to pass.

The factors in determining the width of flangeways between check rails and the main rail are the thickness of the wheel flange and the clearance allowed [...]
Insure that ample flangeway is available between the open point of switch and the stock rail; this is controlled by flange width of crane wheels using the track system
Available at most hobby shops, this tool allows you to check track gauge, flangeway spacing and width, and many other dimensions.

Monikko