How to wire a standard turnout with a Tortoise switch machine May 10, 2019 19:21 The diagram below shows how a standard turnout and Tortoise switch machine is wired. Related articles How To Wire A Standard Turnout With A Ground Throw (And How They Work) Can you make Assembly Fixtures for rail other than Micro Engineering? What is the projected life span of an Assembly Fixture? What does the turnout number (I.e. #6 turnout, #8 turnout) stand for? Is there a wiring diagram for a double crossover?