Can anyone give me advice on a Ts from lines layout?

Rhino Rhino for Windows
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Ts from lines
Ts from lines.PNG1261×712 129 KB

Ts from lines.3dm (169.7 KB)

Any advice would be a great help.
Thank you, Simon.

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Hi Simon - I do not have TS here but I’d guess the lines should be broken at every intersection in your network. Looks like Explode on these may do that, if I am correct about what’s needed.

-Pascal

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Ah Right! Thank you!!