Terms: Fence, Ditch, Batter Slope, Topsoil, Cable Trough, Catenary Mast, Drain, Ballast, Sand layer or geotech mat, Sleepers, Centre of alignment, Foundation, Embankment

Termonology: Point (Switch) Blades, Toe, Stretcher, Heel, Stock Rails, Check Rails, Crossing, Wing Rails, Running Rails

Terminology (Constituents of a turnout):  Stock Rail, Check Rail, Wing Rail, Inner curve lead rail, Tongue Rail (RS), Theoretical nose of crossing (TNC), Actual Nose of crossing (ANC)

Terminology (Direction of travel): Facing Turnout, Trailing Turnout