**Acknowledgements**

I wish to express my deep appreciation to all the contributing authors for taking the time and efforts to prepare their comprehensive chapters, and especially acknowledge Ms. Dra‐ gana Manestar, InTech Publishing Process Manager, for her outstanding kind and professio‐ nal assistance throughout the entire preparation process of this book.

> **Avi Ostfeld** Faculty of Civil and Environmental Engineering, Technion Israel Institute of Technology, Haifa
