I wish to alert you of a number of Web-based resources, accessible (free-of-charge) to everyone with photographs and illustrations. You may find some topics of interests :

{http://www.uq.edu.au/~e2hchans/arch_dam.html} a brief history of arch dams

{http://www.uq.edu.au/~e2hchans/tim_weir.html}    timber crib weirs in Australia

{http://www.uq.edu.au/~e2hchans/steel_da.html}    history of the steep dams

{http://www.uq.edu.au/~e2hchans/rubber.html}    hydraulics of rubber dams

{http://www.uq.edu.au/~e2hchans/mascaret.html}    a tidal bore in Europe

{http://www.uq.edu.au/~e2hchans/photo.html#Failures and accidents}
        engineering failures

{http://www.uq.edu.au/~e2hchans/photo.html}    gallery of slides

You are welcome to contribute his you wish. Please contact me directly.

Hubert CHANSON
Dept. of Civil Eng., University of Queensland
Brisbane QLD 4072, Australia
Ph.: (61 7) 33 65 35 16 - Fax: (61 7) 33 65 45 99
Email: h.chanson@mailbox.uq.edu.au
Internet : http://www.uq.edu.au/~e2hchans
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A new undergraduate text book in water engineering:
 "The hydraulics of open channel flow: an introduction"
 {http://www.arnoldpublishers.com/Scripts/webbook.asp?isbn=0340740671}
The support Website is at:
 {http://www.arnoldpublishers.com/support/chanson/}.
It includes sample chapters of the book itself !