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FIGURE 1 <br /> ' -- <br /> RourldWai <br /> 4 . <br /> slGpe • a •` . <br /> }••Crown <br /> 'MlnlmjjM Minimum 21. <br /> 7 from end of pipe or - <br /> RlP� • <br /> 1%PIPS Cliff.(wMcbenr Ia greatM ConstrlNttpwlem ^•1- <br /> C.M.P.CULVERT INSTALLATION <br /> . I AA�`i09VxKK <br /> ,Roadbed 4Dpwngrads aloe :ly:,:w}.,.., <br /> = 114:1 Slope ppmmon <br /> WI Slope rock _ V r /,:.. '.r•.. <br /> DITCH CONSTRUCTION AT BIDE HILL <br /> C.M.P.CULVERT INSTALLATION y.,'., f ••:!� <br /> E.le•e V"a,lee <br /> Moral, of 1111.1ope <br /> ACCEPTABLE <br /> 1'Mlnlmum g"Crown Mlnlmum 21 <br /> a':..r.���: • <br /> . overt RI n .� ..... e..... _r— . t. <br /> / <br /> G.M.P.EMBANKMENT <br /> CULVERT INSTALLATION .•a-a'4;i�1 J � yl '\- +�/,o"• ++ <br /> ' EMBANKMENT SECTION --1,E",_•„�4. pt' ':,' • ,. r�r-: <br /> ...... .. ........:1. . . . ... .-...:.-- ,. . -a. Ala.. . .. <br /> .,: Ti:.: f.:: r:' <br /> General r ,f m e•,.�.q: <br /> 1. In bedding of C.M.P.Culverts,If the foundation Is rock, <br /> eacavale to depth at B In.below culvert grade and replace 'r; �F •'�' 'f ' ,' "' <br /> wlth earth cushion. <br /> 7. Mlnlmum cover ovar culvan Is one Tool(1). •t.':: '' I"'`'' G <br /> 7. Mlnlmum eulven diameter 13". <br /> e. Minimum culvert spacing: <br /> la) 1. g%grade—LOWleet minimum .. '•_�•y'19�e�/w .. <br /> (o) R. ff%grade— 800 feel minimum a + <br /> (a) F B%grade— BOO teal m:m mcm +.! <br /> (d) 5. B%grade— AOOfntminlmum ' <br /> 10) 610%finds— 7501Mt minlmum <br /> S.Maximum grade 10%. <br /> I NOT ACCEPTABLE <br /> I Typical Culvert Construction 1 Typical Culvert Installation <br />