"Railroad switch#Roller coaster switches" . "Crossover" . "frog" . "conventional switches" . "Facing Point Lock" . "Railroad_switch#Points_.28point_blades.29" . "type of rail switch" . . "Turnout" . "switching point" . "Switches" . "switch motor" . "railroad switch" . "frogs" . "track switching" . "single-point switch" . "crossover frog" . . "Railroad switch#Slip switches" . "railway points" . . "Switching" . "Set of points" . "Railroad switch new" . "track crossovers" . "crossover" . . "'''shunted'''" . "switch tender" . "Frog & Switch" . "Stub switches" . "turn outs" . "Railroad switch#Facing point lock" . "Check-rail" . "points (aka switch)" . "Crossovers" . "three-way" . "points" . "switch machines" . "facing points" . . "point" . "Sets of points" . "Railroad_switch#Frog_.28common_crossing.29" . "y" . "crossover switch" . "Railroad switch" . "scissors crossover" . "railway switchline" . "track switch" . "Railroad switch" . "split a switch" . "crossovers" . "switch" . "Railroad switch#Scissors crossover" . "set of points" . "Switch" . "switch point" . "stub" . "double crossover switch" . "Point locks" . "railroad frogs" . "switchman" . "rail switch" . "cross-over track" . "switch heaters" . "Switch / turnout / points" . "double slip" . "point work" . "switching system" . . "track switching mechanism" . "railroad point" . "single-point switches" . "rail turnout" . "Railroad switch#Stub switch" . "three-way point" . "Railroad switch#Crossover" . "crossover or points" . "switch track" . "Crossings" . "railway switch" . "rack railway set of points" . "railroad switches" . "facing point lock" . . "points switching" . . "switch man" . "scissors crossovers" . . "Railroad switch#Frog (common crossing)" . "switched" . "single slip" . "Railroad_switch#Operation_in_cold_conditions" . "spring switch" . "Turnouts" . "scissor crossing" . "switches (points)" . "open switch" . "point levers" . "switches" . "double crossovers" . "Diamond crossovers" . . "crossover track" . "switch station" . "dual-control switch (DCS)" . "rail switches" . . "switch points" . . "dual gauge switches" . "turnout" . "track switches" . . . . . "Railroad switch#Single slip" . "trailing crossover" . "switching" . . . "railway point" . "Railroad switch (turnout)" . "Railroad_switch#Facing_point_lock" . "Points (switches)" . "Point" . "scissors crossings" . "connections" . "signal and point machines" . "Railroad_switch#Double_slip" . . . "Railroad switch#Double slip" . "Points" . "crossover points" . "railway switches" . "double crossover" . "point blades" . "single crossover" . "facing point locks" . "turnouts" . "stub switches" . "sets of points" . "mechanical point" . "pointwork" .