Sep 12, 2008 #1 RussHar Civil/Environmental Sep 3, 2008 2 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 Dec 22, 2002 1,560 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 Dec 22, 2002 1,560 http://www.google.com/search?client...tection+Corps+of+Engineers&btnG=Google+Search Upvote 0 Downvote
