Seismic Evaluation and Retrofit of Reinforced Concrete Buildings with Masonry Infills Based on Material Strain Limit Approach

Table 2

Structural details of the building.

Type of structure	Special moment resisting frames
Number of storeys	4
Seismic zone	IV
Floor height	3 m
Bay span	4 m along the X direction and Y direction
Infill wall thickness	230 mm
Comp. Strength of masonry	5 MPa
Young’s modulus of masonry	2750 MPa
Width of strut with opening in infill	262 mm
Equivalent contact length	20.37%
Horizontal offset	5.62%
Vertical offset	7.5%
Type of soil	Medium stiff soil
Column size (mm)	300 × 450
Beam size (mm)	250 × 450
Slab depth (mm)	150
Live load (kN/m^2)	3
Material	M-25 grade concrete and Fe-415 reinforcement
Damping in structure	5%
Importance factor	1.2