http://en.wikipedia.org/wiki/Railroad_switch railroad switches English Some of the rail switches and “frogs” 5 Components 1.1 High-speed operation switch heaters switching https://en.wikipedia.org/wiki/Railroad_switch 6.11 Dual gauge switches frogs [الإنجليزية] Wye Switch English English points railroad switch 5.1 Points (point blades) switches 8 See also railroad switches http://en.wikipedia.org/wiki/Railroad_switch English 4 History Railway frog points turnout switches English http://en.wikipedia.org/wiki/Railroad_switch double crossover 6.3 Outside slip 5.7 Components gallery Railroad switch - Wikipedia, the free encyclopedia 6 Types of switches English English English https://en.wikipedia.org/wiki/Railroad_switch Sharing the BART tube with Commuter Rail this site 6.2 Single slip 5.2 Frog (common crossing) railroad switch http://en.wikipedia.org/wiki/Railroad_switch English scissors crossovers https://en.wikipedia.org/wiki/Railroad_switch Railroad frog 6.9 Wye switch https://en.wikipedia.org/wiki/Railroad_switch switch Single Slip Switch Three-way Switch English English 6.7 Three-way switch Outside Slip Switch English Wikipedia http://en.wikipedia.org/wiki/Railroad_switch 7 References English 6.10.1 Derailers http://en.wikipedia.org/wiki/Railroad_switch switch heaters das hier English 6.6 Plate switch 6.1 Double slip English English an odd switch English http://en.wikipedia.org/wiki/Railroad_switch 5.3 Guard rail (check rail) Sunset tracks English use different terminology English set of points switches 1.3 Tram and monorail systems English 3 Safety English 1.4 Roller coaster switches http://en.wikipedia.org/wiki/Railroad_switch http://en.wikipedia.org/wiki/Railroad_switch switches "Railroad switch" 6.10 Run-off points https://en.wikipedia.org/wiki/Railroad_switch English turnouts and crossovers 1.2 Operation in cold conditions railroad switch 9 External links English https://en.wikipedia.org/wiki/Railroad_switch https://en.wikipedia.org/wiki/Railroad_switch reversible frog Railroad switch wikipedia switches 5.6 Joints 5.4 Switch motor switch Switch 6.4 Crossover switches Double Slip Switch 2 Classification English http://en.wikipedia.org/wiki/Railroad_switch https://en.wikipedia.org/wiki/Railroad_switch railroad switch Arne Hückelheim #20 turnout double crossover https://en.wikipedia.org/wiki/Railroad_switch switch 6.12 Switch diamond Double crossover http://en.wikipedia.org/wiki/Railroad_switch use different terminology Sharing the BART tube with Commuter Rail railroad switches switching appareils de voie stub switch http://en.wikipedia.org/wiki/Railroad_switch stub switch https://en.wikipedia.org/wiki/Railroad_switch 5.5 Points lever Railroad switch Wikipedia English switches 6.8 Interlaced turnout English railroad switch switch English das hier https://en.wikipedia.org/wiki/Railroad_switch English railway switch 6.5 Stub switch https://en.wikipedia.org/wiki/Railroad_switch frog angle frog points 1 Operation crossovers railway switch стрелка railroad switch English