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Profis calculation

Posted by ROY KWONGalmost 3 years ago
Profis calculation

Recently found that, using SOFA for non-typical anchor arrangement, the result is not FOS=3.

FOS=3,HILTI SOFA

1 Reply
Posted by Danielalmost 3 years ago
Hilti Verified

Dear Roy,

Thank you for your enquiry.

Currently the SOFA design method in PROFIS Engineering is not equipped with FOS due to the previous update. We are now modifying the safety factor.

In the meantime, to cater calculation that needs to use SOFA and proceed to submission, please apply additional factor to the utilization of the failure mode to achieve FOS=3.

For example, the below design is using SOFA based EN1992-4 design method. The material factor is 1.4, which is below the FOS3 requirement of 1.5. Therefore, the utilization of steel failure will need to be marked up as 8%*(1.5/1.4) = 8.6%

Regards,
Daniel