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<br />NOTE
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<br />
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<br />
<br />I 30' ,-CREST Elev 4600'
<br />J-7ITJ,
<br />')-'i.""F i .
<br />
<br />1+
<br />A 1/ l'
<br />r
<br />, 4 if J P d S
<br />Pervious and Semi Pervious ---;-, r (ervious on eml-
<br />I' ZO E I
<br />Sands and Grovels from Site'. I ~
<br />(Bor~ow
<br />./ Clats)
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<br />"~I
<br />
<br />. .'"
<br />. .~'\~>'( .,., '-\ . (
<br />" SLURRY TRENCH . ; . \ A d B d
<br />ssume e rock Surface
<br />CUTOFF - ~
<br />'i' (except in buried channel)
<br />
<br />/ Top of Irroga!ion
<br />
<br />." (
<br />+
<br />Storage E I. 4575-
<br />
<br />~
<br />
<br />.
<br />
<br />I .
<br />FLOODPLAIN
<br />
<br />w.T:
<br />
<br />.
<br />ALLUVIUM .
<br />
<br />,. ,f'
<br />
<br />,
<br />,
<br />
<br />. ~ 0
<br />
<br />Assumed K = 2500
<br />
<br />o
<br />
<br />.
<br />
<br />ft /yr
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<br />
<br />BURIED CHANNEL DEPOSITS
<br />
<br />\
<br />
<br />Assumed K = 280,000 ft /yr
<br />(.
<br />
<br />. 0
<br />
<br />r
<br />
<br />"
<br />
<br />"
<br />
<br />This section used for seepage and embankment
<br />volume estimates
<br />
<br />It.
<br />
<br />,
<br />
<br />'\
<br />
<br />Pervious
<br />
<br />Sands and Grovels
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<br />from
<br />
<br />Site
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<br />'r
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<br />\~LLd
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<br />
<br />.'".-.-."l
<br />
<br />"Bedrock below
<br />
<br />APPROXIMATE MAXIMUM SECTION
<br />
<br />Assuming BU RIED CHANNEL to be beneath
<br />Present River Channe I
<br />
<br />-----~
<br />--
<br />---
<br />
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<br />
<br />buried channel.
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<br />,/, _ '.:~--.:C _.d,;[' "c..;,/,,~U
<br />
<br />K :,
<br />
<br />(,'-' , t:r, J ~ "')!r'r.r-!<=, bt 'ec)ioglsts
<br />:1(:"1 . ;:~r, ,_,;'r:,rr: ~;
<br />
<br />SOUTH PLATTE RIVER
<br />
<br />NARROWS UNIT - COLO,
<br />LOWER WELD COUNTY DAMSITE
<br />APPROXIMATE MAXIMUM
<br />SECTION
<br />
<br />" "
<br />
<br />y _I,,: e' ,.
<br />
<br />,," ';i
<br />
<br />Fl13 : (,
<br />
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