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Chapter 3 Contents
Radius of Peroeptibility 16
Geology 17
Seismicity and seismotectonics 18
General observations and intensity
distribution 25
TRACT I:Kosamghat- Barela - Tikariya -
Majgaon 25
TRACT I1: Ghana Khamaria -Amaklhoh-
Kundum-Niwas 27
TRACT I: Panagar - Chhattarpur - Sihora -
Katni 27
TRACTIV: Agriculture University- Katangi -
Nohta - Damoh 28
TRACT V: Garha - Patan - Kudpura - Rahli
Garhakota 29
TRACT VI: Kogwan - Amahinauta - Bheraghat -
Shahpur 30
TRACT VII: Temar - Paraswara- Nigri Bargi-
-
Dhuma 31
Isoseismal maps 33
Conclusions 37
References 38
Chapter 3 BRICK MASONRY & REINFORCED
CONCRETE BUILDINGS 41
Damage pattern 41
Description of structural damage 42
Plan Irregularities 43
Vertical Discontinuity 44
Plan Asymmetry 49
Adjacency of Buildings 50
In-Plane Shear Strength of Walls 51
Dynamic Instability of Walls 57
Inferior Construction 59
Performance of infill walls 60
Performance of staircase enclosures 61
Performance of masonry chimneys parapet
&
walls 62
Code provisions 63
Discussion of structural behaviour 64
Conclusions 64
Jabalpur Earthquake of May 22, 1997 iv
