Principles, Processes, and Practices

Published 10/98, by the Federal Interagency Stream Restoration Working Group (FISRWG)

Intellectual and Visual Property Rights

Warning: Use of this image in this handbook was acquired through specific written permission from its owner. If you wish to use the image in any other publication, you must contact the image’s owner, below, and request permission. The graphic here may be substantially different in drafting and coloration from the original, but nonetheless represents the intellectual property of its owner.
Owner of Fig. 1-13
American Society of Civil Engineers
Image reference
Hagerty, D.J., Piping/Sapping Erosion 1:  Basic Considerations.  Journal of Hydraulic Engineering, 117(8) 
Permissions contact name
Karen A. Ryan
Phone
703-295-6000
Address
1801 Alexander Bell Drive, Reston, VA 20191

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