Train car used as bridge.
https://s3-us-west-1.amazonaws.com/h..._as_bridge.jpg
Previously:
https://www.homemadetools.net/forum/...945#post156737
https://www.homemadetools.net/forum/...768#post102413
https://www.homemadetools.net/forum/...750#post148091
https://www.homemadetools.net/forum/...802#post144069
https://www.homemadetools.net/forum/...109#post141264
https://www.homemadetools.net/forum/...081#post141145
https://www.homemadetools.net/forum/...222#post116006