Mar 27, 2006 #1 Murali27 Structural Joined Sep 28, 2002 Messages 147 Location GB Dear All In the computation of diaphram mass, the forces are not matching with the story shears. Is there any bug in ETABS? Thanks Murali
Dear All In the computation of diaphram mass, the forces are not matching with the story shears. Is there any bug in ETABS? Thanks Murali
Mar 27, 2006 #2 DENSAL55 Civil/Environmental Joined Jan 3, 2006 Messages 43 Location DZ Story shear is based on modal participating mass ratio, the mass is the total mass of story.You must ask for more mode (number of mode) in calculation of your model to reach the matching value. Upvote 0 Downvote
Story shear is based on modal participating mass ratio, the mass is the total mass of story.You must ask for more mode (number of mode) in calculation of your model to reach the matching value.
Mar 27, 2006 #3 ryansteel Structural Joined Mar 27, 2006 Messages 18 Location AE YUP! Some code says at least 90% of total mass should participate. Upvote 0 Downvote
Apr 2, 2006 Thread starter #4 Murali27 Structural Joined Sep 28, 2002 Messages 147 Location GB Thansk a lot Upvote 0 Downvote