| Name | Description |
|---|---|
| Generalized junction/splitter for undirected flow | |
| Undirected connector with fore and fore | |
| Undirected connector with rear and rear | |
| Junction with rear and two fores | |
| Junction with rear and two fores | |
| Junction with two rears and a fore | |
| Junction with two rears and a fore | |
| Junction with a rear and three fores | |
| Junction with two rears and two fores | |
| Junction with two rears and two fores | |
| Junction with tree rears and a fore | |
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