Chapter Wind Loads – Design Considerations – Nature of Wind – Types of wind – Characteristics of Wind – Variation of Wind Velocity with Height – Wind Turbulence – Probabilistic Approach – Vortex Shedding – Dynamic Nature of Wind – Cladding Pressures – Code Provisions for Wind Loads – Uniform Building Code – Wind Load Provisions – ASCE -: Wind Load Provisions – National Building Code of Canada (NBCC ): – Wind Load Provisions – Wind-Tunnel Engineering – Rigid Model – Aeroelastic Study – High-Frequency Base Force Balance Model – Pedestrian Wind Studies – Motion Perception: Human Response to Building Motions – Chapter Seismic Design – Building Behavior – Influence of Soil – Damping – Building Motions and Deflections – Building Drift – Seismic Design Concept – Structural Response – Load Path – Demands of Earthquake Motions – Response of Elements Attached to Buildings – Adjacent Buildings – Irregular Buildings – Lateral-Force-Resisting Systems – Diaphragms – Ductility – Damage Control Features – Continuous Load Path .