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Rigid base plate in Handrail design

Posted by Majid Bozorgover 1 year ago
Rigid base plate in Handrail design

Hi Technical Team,

I am designing a handrail connection using this module in Profise. In the report, I noticed that the software assumes the base plate is rigid and calculates the anchor forces based on this assumption. Is there an option to use a flexible base plate method in handrail design? Additionally, can I change this default assumption?

Thanks,

baseplate,rigid,Handrail rigid baseplate

2 Replies
Posted by Ask HILTI Teamover 1 year ago
Hilti Verified

Thanks for your question, currently that function is not available in the Handrail module. If it is an issue for you as a work around you could potentially check the details in the steel to concrete module but it would require reinputting certain criteria.


1 comment on this reply
Posted by Majid Bozorgover 1 year ago
Adding a stiffener is not a common practice in handrail connections. This means that most base plates are flexible, and assuming a rigid base plate would result in non-conservative anchor forces. Does this imply that using the Handrail PROFIS module is currently unreliable?

Posted by Ask HILTI Teamover 1 year ago

Thanks for your follow up but as previously mentioned handrail module assumes that the modelled baseplate is rigid and as per your attachments it states this in the report.
Now if  you believe your plate is not rigid, then as suggested you could  review your baseplate detail using the CBFEM function to determine if rigid or what is required to assume rigidity (See uploaded white paper) so I would say that Profis is not unreliable in meeting the requirements under either design module as any assumptions are clearly advised.