When I performing RSA by using IS 1893:1984 it is not showing proper result and one note also comes.I try to figure out the problem.i figure out one prob that for 1st mode staad calculate spectural Acceleration as 0.00803 which is must be approx 0.08 according to code.i dont understand what is happening.plz help me out and suggest me how to analysis my model by using IS 1893:1984....
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