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B <br /> 5' <br /> _� <br /> Ephemeral Channel <br /> �,� ,.� �� <br /> C�01 vi1 •1 <br /> 'Wow <br /> 1 a i:4 <br /> 'Wow <br /> g�i <br /> IE WiIlk <br /> rairill <br /> mop ofkliTsj <br /> 30' iI. <br /> mies <br /> Livig 8' <br /> PO <br /> F <br /> flO kola" <br /> •hh�IE ���• <br /> � t�b • 1.L <br /> Ar <br /> .ir Rock Check Dam <br /> n- <br /> 4, B Plan View <br /> 5' <br /> Section B-B Grade <br /> Existing <br /> T . 4 efrlij <br /> IT OIk, e- <br /> 5 'J <br /> . . ... --LII-11 .i. <br /> Notes: ".-10'-- <br /> • Rock check dam to be located below and down <br /> gradient of run-off from the Brown Quarry. <br /> • Rock check dam will slow water and allow sediment Section A-A <br /> to settle. <br /> • Rock check dam has 10'wide low section (emergency <br /> spillway) to allow high flows to pass without cascading <br /> over the 4' high dam. <br /> • Under high flow the 4' high dam section will still slow <br /> flow and cause sediment deposition. <br /> • Sediment to be cleaned out after each precipitation <br /> event. <br /> • Key rip rap into channel and side slopes at least 1'. <br /> Drawn by: Jim Stover Rock Check Dam <br /> 10/3/19 Plan and Profile <br /> Scale None Defiance Stone Company Exhibit C-2 <br />