The fields with the red border are required or invalid.

               
Project Name            
               
Project Address            
               
Client            
               
Description            
               
Prepared By            
 
               
Building Location            
       
Site Hazard Factor (Z):        
Major Fault Distance (D): km      
               
Building Importance Level          
       
               
Site Sub-Soil Class          
       
               
Structure Height above Ground        
m            
               
Soffit Height above Ground          
m            
               
Plenum Height          
mm            
               
Ceiling Rake Angle        
deg            
               
Soffit Type          
         
               
Perimeter Wall Type Wall Stud Spacing  
 
mm o.c.  
             
Ceiling Panel Type            
 
               
Main x Cross Grid Configuration          
x
mm o.c.
               
Perimeter Fixing Type          
           
               
Back Bracing Type            
           
               
Insulation Weight            
kg/sqm            
               
Fixture Weight (e.g. for a single unit of lighting, air diffuser, etc.)  
kg            
               
Fixture Layout          
x mm o.c.        
Project Name:
Project Address:
Client:
Description:
Prepared By:
Disclaimer
The following seismic ceiling restraint calculations are invalid unless verified and certified by a Chartered Professional Engineer.
Interpretation and application of this document shall remain the responsibility of the user.
Calculation Criteria
Building Importance Level:
Design Working Life:
Site Sub-Soil Class:
Structure Height above Ground:
Soffit Height above Ground:
Plenum Height:
Ceiling Rake Angle:
Ceiling System
Perimeter Wall & Track Anchorage:
Soffit & Anchorage Type:
Internal Seismic Joint Calculations
Min. Internal Seismic Gap Between Two Perimeter-Restrained Ceilings:
Min. Internal Seismic Gap Between Two Back-Braced Ceilings:
Min. Internal Seismic Gap Between a Perimeter-Restrained and Back-Braced Ceiling:
Note: Treat ceilings that are restrained by bulkheads as back-braced ceilings.
Perimeter Restraint Calculations
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