Center Line Of Poly Beam

Grasshopper
1

how to get center line of polybeam as brep like this ?

Screenshot_2
Screenshot_2751×576 19 KB

2

Can you post your geometry? Is this a Rhino.Inside.Tekla question? if so please change the category of the post.

3

Can you check this?

Capture
Capture918×325 11.4 KB

Center line.gh (249.7 KB)

4

i try script but dosent work i think because center of area
i upload script i hope u can help me with this

Screenshot_3
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Center dosent work.gh (26.9 KB)

5

Here is one updated script.

Capture
Capture913×419 6.31 KB

centerline-updated.gh (22.3 KB)

6

thank u very much sir