Page 54 - Advanced Design Examples of Seismic Retrofit of Structures

46 Advanced Design Examples of Seismic Retrofit of Structures

3.39 R 1.3 B 2.62 R 1.62 R 1.62 R 4.24 R
4.67 R 1.54 R 1.81 R 1.92 R 1.81 R 1.32 B 2.76 R 13.76 R
1.65 B 2.32 B 4.97 B
2.52 B
2.68 B
1.91 B 3.66 B 3.66 B 46.56 R 37.8 R 7.44 R 2.73 R 1.12 B
1.14 B 1.16 B 1.16 B 7.78 R Center
Mass Center 9.03 R 1.21 B 1.19 B
Stiffness
8.93 R 1.19 B 1.19 B 1.16 B
2.49 B
1.66 B
1.91 B 3.66 B 3.66 B 2.16 B
11.36 R 21.79 R 11.36 R5.14 R 1.93 R 1.72 R 1.55 R 4.96 R
4.59 R 1.44 R 1.89 R 1.68 R 1.6 R 1.68 R 4.39 R
(A) Story 1

1.66 R 1.22 B 1.28 B 1.25 B 1.25 B 2.07 R
2.26 R 1.24 B 1.25 B 1.26 B 1.25 B 1.23 B 1.7 R 7.13 R
1.92 B 2.46 B 2.83 B
2.13 B
2.75 B
2.15 B 3.53 B 3.53 B 17.39 R 14.33 R 3.03 R 1.17 B 1.14 B
1.15 B 1.15 B 1.15 B 3.31 R
Mass Center Stiffness Center 3.7 R 1.17 B 1.16 B
3.72 R 1.16 B 1.16 B 1.15 B
2.11 B
5.8 B
1.62 B
2.15 B 3.53 B 3.53 B 1.98 B
2
19.91 R 27.73 R 19.9 R 1.47R 1.26 B 1.25 B 1.25 B 2.38 R
2.28 R 1.23 B 1.25 B 1.24 B 1.24 B 1.24 B 2.18 R
(B) Story 0
FIG. 2.29 Numbering of walls. (A) Floor story (floor of the first story). (B) First story (roof of the
building).

TABLE 2.4 Mass Per Unit Area of Structural Masonry Walls
2
Mass Thickness (m) Mass (kg/m )
Density
3
Item (kg/m ) Type-1 Type-2 Type-1 Type-2
Brickwork with 1850 0.350 0.350 648 648
sand-cement mortar
Soil-gypsum mortar 1600 0.030 0.060 48 96
Gypsum mortar 1300 0.003 0.007 4 9
Sand-cement mortar 2100 0.010 0.020 21 42
Travertine 2400 0.007 0.013 16 32
Total 737 827