Diaphragm Modeling According to Regulations
Diaphragm Modeling According to TBDY 2018
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According to TBDY 2018 - 4.5 Rules on Modeling of the Carrier System for Linear Calculation ;
Buildings with A2 and A3 Irregularities
Beamless Slabs
Systems where Rigid Diaphragm operation is not foreseen
It will be calculated according to the assumption of Semi-Rigid Diaphragm .
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According to the New Earthquake Code - Chapter 7 Special Rules for the Design of Reinforced Concrete Building Structural Systems Cast-in-situ under the Impact of Earthquake ;
Beam Floor Buildings
Beamless Floor Buildings
It will be calculated according to the assumption of Semi-Rigid Diaphragm .
Diaphragm Modeling According to ASCE/SEI 7-16 Regulation
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According to ASCE/SEI 7-16 Regulation - 12.3.1 Diaphragm Flexibility ;
Structures without Irregularity in the Plan
It can be calculated based on the Rigid Diaphragm acceptance.
![](../__attachments/2240774160/image-20220603-080758.png?inst-v=e297b259-93ee-4526-bee7-06170d782e4d)
According to ASCE/SEI Regulation 7-16 - 12.3.1 Diaphragm Flexibilit y;
Torsional Irregularity
Slab Discontinuities(A2 Irregularity)
Structures with Protrusions in Plan (A3 Irregularity)
It will be calculated according to the assumption of Semi-Rigid Diaphragm .
Structures Requiring the Mandatory Use of Semi-Rigid Diaphragm According to Regulations
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