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Table 10 Correction factors for story drift ratio for moment resisting frames system

From: Effect of alternative load path design method on preventing progressive collapse and reducing the rehabilitation cost using FEMA-P58

Correction Factors For Story Drift Ratio

a0

a1

a2

a3

a4

a5

6th Floors

0.75

-0.044

-0.010

-2.58

2.30

0

9th Floors

0.75

-0.044

-0.010

-2.58

2.30

0

12th Floors

0.67

-0.044

-0.098

-1.37

1.71

-0.57

15th Floors

0.67

-0.044

-0.098

-1.37

1.71

-0.57