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<br />FLOODING SOURCE
<br />
<br />CROSS SECTION
<br />
<br />Nonh City Park
<br />Creek
<br />A
<br />B
<br />C
<br />
<br />~
<br />
<br />North Cotton
<br />Creek
<br />A
<br />B
<br />C
<br />D
<br />E
<br />F
<br />G
<br />H
<br />I
<br />J
<br />K
<br />
<br />DI5T ANCEl
<br />
<br />100
<br />550
<br />1,150
<br />
<br />,
<br />
<br />200
<br />400
<br />680
<br />800
<br />1,020
<br />1,180
<br />1,600
<br />1,800
<br />2,500
<br />3,300
<br />4,030
<br />
<br />FLOODWAY
<br />
<br />WIDTH
<br />(FEET)
<br />
<br />SECTION AREA
<br />(SOUARE FEET)
<br />
<br />II
<br />31
<br />45
<br />
<br />16
<br />20
<br />21
<br />
<br />--=r.
<br />T'
<br />
<br />I
<br />MEAN VELOCITY
<br />I (FEET PER
<br />SECONDI
<br />
<br />6,8
<br />4,6
<br />3,8
<br />
<br />I v"
<br />I ~,~
<br />1
<br />
<br />REVISEdiATA
<br />
<br />45
<br />15
<br />67
<br />116
<br />88
<br />63
<br />91
<br />72
<br />46
<br />84
<br />60
<br />
<br />155
<br />40
<br />71
<br />55
<br />56
<br />48
<br />59
<br />146
<br />31
<br />32
<br />27
<br />
<br />I Feel abnve mouth
<br />~ Ekv:!(ions computet! without comideralinn of backwalcr from nig Dry Cree\':
<br />
<br />T
<br />A
<br />B
<br />L
<br />E
<br />
<br />FEDERAL EMERGENCY MANAGEMENT AGENCY
<br />
<br />7
<br />
<br />JEFFERSON COUNTY, CO
<br />AND INCORPORATED AREAS
<br />
<br />1.9
<br />7,5
<br />3,}
<br />4.0
<br />3.9
<br />5,0
<br />4,1
<br />1.6
<br />4,8
<br />3,3
<br />3.9
<br />
<br />REGULATORY
<br />
<br />5,263.6
<br />5,276,5
<br />5,298,3
<br />
<br />~,
<br />
<br />5,248,3
<br />5,248,3
<br />5,248,3
<br />5,251.6
<br />5,257,0
<br />5,263,0
<br />5,274,0
<br />5,280,7
<br />5,294,9
<br />5,309,0
<br />5,328.1
<br />
<br />BASE FLOOD
<br />WATER-SURFACE ELEVATION
<br />
<br />I WITHOUT I WITH I
<br />FLOODWAY FLOODWAY
<br />
<br />5,250.3'
<br />5,276.5
<br />5,298.3
<br />
<br />J,.JVO.
<br />
<br />,..' '" r^
<br />
<br />5,240,2'
<br />5,245,1'
<br />5,247.3'
<br />5,251.6
<br />5,257,0
<br />5,263.0
<br />5,274,0
<br />5,280.7
<br />5,294,9
<br />5,309.0
<br />5,328.1
<br />
<br />(FEET NGVD)
<br />
<br />5,251.2
<br />5,276.5
<br />5,298.3
<br />
<br />J,JVQ, I
<br />
<br />5,240,5
<br />5,245,1
<br />5,247.7
<br />5,251.6
<br />5,257.0
<br />5,263.0
<br />5,274,0
<br />5,280,7
<br />5,294,9
<br />5,309,0
<br />5,328.1
<br />
<br />';.. .
<br />
<br />INCREASE
<br />
<br />0.9
<br />0,0
<br />0.0
<br />V,V
<br />:=-
<br />
<br />0.3
<br />0,0
<br />0.4
<br />0.0
<br />0.0
<br />0.0
<br />0.0
<br />0.0
<br />0.0
<br />0,0
<br />0.0
<br />
<br />FLOODW A Y BliVi&~D TO
<br />NORTH CITY PARK~\\i{f lOMR
<br />NORTH COTTON film SEP 05 2003
<br />
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