any advice about modelling this shape

 From:  albehany
7944.1 
hi guys, so i have this maze shape and i need the extrude in half circle shape i know how to use cylinder and cut the logo cylinder but i don't like the result and i get hard corner shape even i use bevel but not good results so i was wander if there is something like sweep along shape or something i know this is stupid thinking about sweep but yah and the other thing is there is anyway to find the mid line in this shape i have see the attach image the red line btw offset good for this but he give me 2 curve and this how he most work i know i just wander :) if anyone have idea let me know please and thank you in advance.





EDITED: 2 May 2016 by ALBEHANY

Attachments:

Image Attachments:
Size: 236.4 KB, Downloaded: 27 times, Dimensions: 641x638px