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<br />.---/ <br /> <br />-;~ ~181 --, <br />I <br />'--- - <br /> <br /> <br />.--- <br /> <br />" '--..r--- <br />/ <br />./ <br /> <br />EXISTING RUBBLE AND WOOD <br />DIVERSION DAM TO BE REMOVED <br />AND REPLACED BY PERMANENT <br />ROCK WEIR AND HEADGATE <br /> <br />USE .3' TO 6' DIA BOULDERS <br />CONS TRUCTED AT A 30' ANGLE <br />TO THE BANK AND INSTALLED <br />OVER SIMILAR FOOTER ROCKS <br /> <br />-\' <br /> <br /> <br />TOP OF HEADGATE <br />/ ELEV = 5324.6 <br /> <br />--- <br /> <br />- <br />.- <br /> <br />" <br />\ <br /> <br />/ BANKFULL WS EL=5319.4 <br /> <br /> <br />CREST OF WEIR <br />ELEV = 5316.6 <br /> <br />.--, <br /> <br />--- <br /> <br />5315 <br /> <br />5314 <br /> <br />5313 <br /> <br />- 'iJ , <br /> <br />o <br />o <br /> <br />~ USE 3' TO 6 DIA BOULDERS <br />FOR WEIR STRUCTURE AND EACH <br />ROCK IN THE CHANNEL SHALL <br />HAVE AT LEAST ONE FOOTER <br />ROCK. THE STRUCTURE MUST <br />EXTEND A MINIMUM OF 4' BELOW <br />THE BOTTOM OF THE CHANNEL. <br /> <br /> <br />IRRIGATION DIVERSION DETAIL <br />CROSS SECTION <br /> <br />... <br /> <br />~ PROPOSED TH:EG <br /> <br />NTS <br /> <br />/ <br /> <br />o 10 20 <br />~ <br />SCALE; 1" = 20' <br /> <br />\ <br />\ <br /> <br />ROOT WAD SHOULD FACE UPSTREAM <br />30. ANGLE TO THE BANK <br /> <br /> <br />BACKFILL 1" OF SOIL <br />OVER FILTER FABRIC <br /> <br />40 <br />I <br /> <br /> <br />COVER VERTICAL BUNDLES AND <br />BRUSH MATTRESSING WITH <br />EROSION CONTROL FABRIC <br />AND STAKE ON 24" CENTERS <br /> <br />INSTALL 6' OF BRUSH MATTRESSING <br />BEHIND BOULDER REVETMENT AND <br />VERTlCLE WILLOW BUNDLES <br /> <br />I <br />I <br /> <br />/ <br /> <br /> <br />~ <br />\ <br /> <br />SECURE FABRIC WITH WOODEN <br />STAKE IN BOTTOM OF 12" DEEP <br />TRENCH AND FIll WITH GRAVEL <br /> <br />I <br />./ <br /> <br />( <br />I <br /> <br />/ <br /> <br />,/ <br /> <br />/ <br /> <br />/ <br /> <br />/ <br />/ <br />/ <br /> <br />EXCAVATE 18" WIDE KEYWAY TRENCH <br />/ TO BELOW THE BOTTOM OF THE CHANNEL <br />AND INSTALL VERTICAL WILLOW BUNDLES <br />BEHIND THE BOULDER REVETMENT <br /> <br />/ <br /> <br />IRRIGATION DIVERSION <br />PLAN VIEW <br /> <br />DETAIL <br /> <br />~ ~ FOOTER LOG TO BE BURIED INTO <br />....---..... THE BANK SO THAT THE TOP OF <br />'\ THE LOG IS AT THE ELEVATION <br />I OF THE BOTTOM OF THE CHANNEL <br /> <br />USE 3' DIA OR LARGER BOULDERS <br />PLACED A MINIMUM OF 3' BELOW <br />THE BOTTOM OF THE CrlANNEL AND <br />EXTENDING UP TO THF: BANKFULL <br />WATER SURFACE ELEVATION <br /> <br />BANK REVETMENT <br /> <br />DETAIL <br /> <br />NTS <br /> <br />BE "LUSH WITH <br /> <br />FOR USE ONLY ON RIVER RIGHT <br />BETWEEN STATIONS 15+50 & 19+50 AND <br />RIVER LEFT BETWEEN 51 +50 & 55+00 <br />NTS <br /> <br />I <br />/ / <br /> <br />-- <br />_ FLOW <br /> <br /> <br />WATER SURFACE ELFVATlON <br /> <br />USE 16" DIAMETER <br />OR LARGER LOGS <br />WITH NUMEROUS <br />ROOT PROTRUSIONS <br /> <br />TRUNK OF ROOl WAD MUST <br />EXTEND A MINIMUM OF 20' <br />INTO THE RIVERBANK <br /> <br />DATE <br /> <br />NO; <br /> <br />RE\IISIONS; <br /> <br />By; <br /> <br />/ <br /> <br />BACKFILL AND COMBINE VEGETATIVE <br />ROOT WADS <br /> <br />BY <br /> <br />, <br />I <br />I <br />I <br />.I, <br />II <br /> <br />I <br />1 <br /> <br />IRRIGATION DIVERSION <br />PROFILE <br /> <br />DErAIL <br /> <br />DIVERSION DETAILS <br />NORTH FORK RIVER <br />IMPROVEMENT PROJECT <br /> <br />FOOTER ROCK <br /> <br />ROOT WAD <br /> <br />REVETMENT DETAIL <br /> <br />CRANE ASSOCIATES <br /> <br />NTS <br /> <br />NTS <br /> <br /> <br />Of <br /> <br />. <br />ii <br />I' <br /> <br />I <br /> <br />. <br /> <br />1! <br /> <br />- -- <br /> <br />-- - <br /> <br />..-....- - -.,. ... <br /> <br />.1'-- ". <br /> <br />~'lI <br />