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Modeling
About Archicad's design tools, element connections, modeling concepts, etc.
SOLVED!

problem creating staircase

3dbuilder
Beginner

For some reason I can't create these stairs. i 27 stairs for the height 16.74. The tool doesn't let me continue building the last stair line as shown in the added photo.
Could someone help me understand what I am missing?

 

staircase.jpg

 

staircase 2.jpg

 

Would appreciate any help! 

 

Operating system used: Windows 28

  

1 ACCEPTED SOLUTION

Accepted Solutions
Solution
CosminF
Expert

Yes, bad wording on my side.

I meant spiral as in a stair that overlaps onto itself - even rectangular in shape. That can't be done out of one single element. You will need multiple stairs to achieve that.

Cosmin Furdui - architect @ Wincon
AC 27, running on Windows 11 Intel(R) Core(TM) i7-14700K CPU64, 3.40GHz, 32GB RAM, Nvidia GeForce RTX5060 32GB

View solution in original post

4 REPLIES 4
CosminF
Expert

Hi,

Just so I understand what you are trying to achieve: do you want your stairs to "spiral" on top of themselves? That is not possible in Archicad, you will have to split the stair into multiple parts.

Cosmin Furdui - architect @ Wincon
AC 27, running on Windows 11 Intel(R) Core(TM) i7-14700K CPU64, 3.40GHz, 32GB RAM, Nvidia GeForce RTX5060 32GB

I duplicated two sets of stairs to show what I mean. i have a one and a half floor (from entrance to garage), the height difference is 452 cm

I try to make a normal staircase, not a spiral. just a normal rectangle. 

 In my first message you could see that after stair number 20 i am not allowed to pull the direction of the stair upwards.   

 

 stair.jpg

Solution
CosminF
Expert

Yes, bad wording on my side.

I meant spiral as in a stair that overlaps onto itself - even rectangular in shape. That can't be done out of one single element. You will need multiple stairs to achieve that.

Cosmin Furdui - architect @ Wincon
AC 27, running on Windows 11 Intel(R) Core(TM) i7-14700K CPU64, 3.40GHz, 32GB RAM, Nvidia GeForce RTX5060 32GB

ok thanks i'll try to work around it 

Setup info provided by author