map 5 map 4 map 3 randy l & gretchen a jacobsen thomas p & joanne h a carlson richard a...
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Map 5
Map 4
Map 3Map 2Map 1
Left Hand Creek Restoration at 63rd Street Extension
¯Sources: FEMA; USGS EarthExplorer Orthoimagery (2014); Boulder County
Public Meeting | September 29, 2017Boulder County parcelchannel realignmentbank grading
stabilized toechannel structurefill
low cuthigh cut
1 inch = 375 feet
0 375 750FeetMap Index LE
GEND
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JOHNSON RANDYL & GRETCHEN A
JACOBSENTHOMAS P &JOANNE H A
CARLSONRICHARD A &
SUSAN M
WINSLOWJOSEPH H &
ENGRID E
LEFT HANDDITCH CO
NORTHERNCOLORADO WATER
CONSERVANCY DISTJOHNSON DAVID
L & WILLIAMA CARLTON
CARLSONRICHARD A &
SUSAN MLARSON
REALTY INC
HAYSTACKLIVINGTRUST
lower point bar totake stress offoutside bank
------------plant coyote willowson back of point bar
Left Hand Creek Restoration at 63rd Street Extension
¯Sources: FEMA; USGS EarthExplorer Orthoimagery (2014); Boulder County
Public Meeting | September 29, 2017 Boulder County parcellow cut1 inch = 75 feet
0 75 150FeetMap 1 LE
GEND
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HAYSTACKLIVINGTRUST
move channelaway from
cut bank------------
fill to create bankfullbench and stabilize
with boulder toe------------
plant coyote willowbehind boulder toe and
cottonwoods and nativeshrubs on back of bench
fill to create bankfull benchand stabilize with wood toe
------------plant coyote
willow behind wood toe andcottonwoods and native
shrubs on back of bench
move channel awayfrom cut bank
------------
fill to create bankfull benchand stabilize with wood toe
------------plant coyote
willow behind wood toe andcottonwoods and native
shrubs on back of bench
move channelaway from
cut bank------------
Left Hand Creek Restoration at 63rd Street Extension
¯Sources: FEMA; USGS EarthExplorer Orthoimagery (2014); Boulder County
Public Meeting | September 29, 2017 Boulder County parcelchannel realignment
fill
1 inch = 75 feet
0 75 150FeetMap 2 LE
GEND
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BACON DUANED & RUTH H
SIMPSONRAYMOND R &
KAREN K
MAGILL KIM A
AMESROSEMARY A
BRANDMIER DOUGLAS P& BARBARA G HARDING
ANDERSON CARLR & CAROL L
HENDRICKSBARD M &CHERYL D
MARLIN JAMESW & MARLENESEIFFERT ROBERT L
& ELISE C HERSEYHAYSTACKLIVINGTRUST
BRIG
ADOO
N DR
install fishhabitat; type of
structure tobe determined
------------
keep existingroot wad forfish habitat------------
realign channel to stop erosionon both banks; preserve
planter boxes------------
plant willow clumps along creekedge and blend native
forbs with landscaping; providecreek access
install existing boulderson south bank to helpprotect bank------------plant willow clumps alongcreek edge and nativeshrubs on bank
grade steep banks andremove large crack willow
------------plant coyote willow along
creek and cottonwoodsand native shrubs on bank
removeabutmentremnants------------
install boulder toe and fillscour area
------------plant coyote willow behind
boulder toe and cottonwoodsand native shrubs on bank
install boulderplunge pool to
dissipate energy------------
install bouldertoe and grade bank
------------plant coyote willow behind
boulder toe and cottonwoodsand native shrubs on bank
realign channel awayfrom south bank and
install boulder toe------------
plant coyote willowbehind boulder toe and
cottonwoods on bank
preserve existingnative vegetation
on left bank------------
Left Hand Creek Restoration at 63rd Street Extension
¯Sources: FEMA; USGS EarthExplorer Orthoimagery (2014); Boulder County
Public Meeting | September 29, 2017Boulder County parcelchannel realignmentstabilized toe
channel structurefill
1 inch = 75 feet
0 75 150FeetMap 3 LE
GEND
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BRIGADOON CT
BRIGADOON DR
HEATHER WAY
STRA
TH ST
OPPERMANNCHARLES F III& HILARY M E
SILVER HANNAHF & ROBERT J
DAGEENAKISLINDA ANN &
ANTHONY JOHN
DUNCAN JOHN D
SUTPHIN STEPHENW & ROXANNE K
RICHARDSONALLEN R &NORMA L
BARBER JULIENON-EXEMPT MARITAL
TRUST ET AL
SANDS HERBERTCLARK IV &
ALLYSON LEE
FOSTER TIMOTHYD & KRISTY ANN
MARCUEWILLIAM D
MARCUEWILLIAM D
KADLEC RONALDJ & NANCY B
LAHNANENJAMES H
MOORE PETERJ & ROCHELLE
WIRTH RONALDO & DEBORAH V
install boulder toe and gradebanks------------plant coyote willow alongboulder toe and cottonwoodsand shrubs on bank
grade area to tieinto existinghigh flow bench------------plant native forbs
grade bankfor Left HandDitch access;stabilizewith rock------------
installboulder toe------------
realign channel to createbetter culvert approach;remove N. bank crackwillows -- avoid cottonwoods------------plant coyote willow behindboulder toe and cottonwoodsand shrubs on bank;provide creek access
boulder toe toreplace failing
rock wall------------
install large cobbleto stop erosionon south bank------------
realign channel to stoperosion on north bank------------plant willow clumps onsouth channel and blendnative forbs with lawn
lower bank to create high flowarea and remove large crackwillow------------plant coyote willow along channeland cottonwoods and native shrubson bank; provide creek access
Left Hand Creek Restoration at 63rd Street Extension
¯Sources: FEMA; USGS EarthExplorer Orthoimagery (2014); Boulder County
Public Meeting | September 29, 2017Boulder County parcelchannel realignmentbank grading
stabilized toechannel structurelow cut1 inch = 75 feet
0 75 150FeetMap 4 LE
GEND
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SILVER HANNAHF & ROBERT J
MURPHY ELIZABETHC & JESS M MURPHY
SUTPHINSTEPHEN W &ROXANNE K
BARRETTKURRIN K &
GISELA
BRADY LLOYDS & KAREN P
SCHONE RODNEYA & MARGARET A
SCHONE RODNEYA & MARGARET A
SCHONE RODNEYA & MARGARET A
SCHONE RODNEYA & MARGARET A
SCHONE RODNEYA & MARGARET A
DYER SALLY M& PATRICK D
GERSHMANMARK D
GERSHMANMARK D
GUARASCIODEREK ET AL
63RD
ST
lower high bank andremove largecrack willow------------plant cottonwoodsand native shrubs
replace existingboulder structure
------------
grade bank to repairerosion and adjust
channel as necessary------------
plant willowclumps on bank to allowcreek access and blend
native forbs into lawn
lower bank to createhigh flow bench------------plant coyote willowon bank; plant cottonwoodand native shrubs on bench
grade bank to repairerosion and adjustchannel as necessary------------plant coyote willowand cottonwood on bank
lower high bank andremove largecrack willow
------------plant native shrub clumps
to allow creek access
lower high bankbut do not removecottonwoods------------plant cottonwoodsand native shrubs
lower bank to create highflow bench and remove
large crack willow------------
plant coyote willow onbank and cottonwoods
and shrubs on bench
fill overwide channelnext to boulder
wall to create betterchannel cross section
------------plant coyote willows
Left Hand Creek Restoration at 63rd Street Extension
¯Sources: FEMA; USGS EarthExplorer Orthoimagery (2014); Boulder County
Public Meeting | September 29, 2017Boulder County parcelbank gradingchannel structure
filllow cuthigh cut1 inch = 75 feet
0 75 150FeetMap 5 LE
GEND