Sep 12, 2008 #1 RussHar Civil/Environmental Joined Sep 3, 2008 Messages 2 Location US Does anyone have any info on how to design rip rap out protection of a mulit pipe headwall?......or know of a design spreadsheet?
Does anyone have any info on how to design rip rap out protection of a mulit pipe headwall?......or know of a design spreadsheet?
Sep 12, 2008 #2 RWF7437 Civil/Environmental Joined Dec 22, 2002 Messages 1,560 Location US Almost any State Hghway Department Hydraulics Manual will answer your question or Google (verb) Corps of Engineers outlet protection. good luck Upvote 0 Downvote
Almost any State Hghway Department Hydraulics Manual will answer your question or Google (verb) Corps of Engineers outlet protection. good luck
Sep 12, 2008 #3 RWF7437 Civil/Environmental Joined Dec 22, 2002 Messages 1,560 Location US http://www.google.com/search?client...tection+Corps+of+Engineers&btnG=Google+Search Upvote 0 Downvote