FLOOD01578

• County: Boulder
• Community: Boulder
• Stream Name: Two Mile Canyon Creek
• Title: FEMA Letter of Map Revision
• Date: 10/15/1992
• Prepared For: Boulder
• Prepared By: Love & Associates, Inc.
• Floodplain - Doc Type: Floodplain Report/Masterplan

FLOW DISTRIBUTION FOR SECNO- 230.00 CWSEL- 5544.80
STA" 505. 542.
PER Q... 100.0
AREA- 82.4
VEL'" 9.6
DEPTH'" 3.3
II'SE:CNO 231.000
3265 DIVIDE!) FLOW
3280 CROSS SECTION 231.00 EXTENDED .32 FEET
1
190C'r92 10:33:16 PAGE 63
sEeNO DEPTH eWSEL CRIWS WSELK E:G HV Hr, OT"OSS L-BANK ELE:V
Q OLoa QCH ORoa ALOB J\CH AROB VOL TWA R--BANK ELEV
TIME VLOB VCB VROB XNL XNCH XNR WTN ELMIN SSTA
SLOPE XLOBL XLCH XLOBR ITRIAL IDC ICONT CORAR TOP'iiID ENDST
3301 HV CHANGED MORE THAN HVINS
3685 20 TRIALS ATTEMPTED WSEL,CWSEL
3693 PROBABLE MINIMUM SPECIFIC ENERGY
3720 CRITICAL DEPTH ASSUMED
3470 ENCROACHMENT STATIONS.. 200.0 850.0 TYPE.' 1 TARGET~ 650.COO
3495 OVERBANK AREA ASSUMED NON-EFFECTIVE, ELLEA.. 5547.90 ELREA- 5546.50
231. 000 5.62 5546.52 5546.52 .00 5546.70 .18 .02 ..14 5547.90
795.0 .0 497.9 297.1 .0 118.2 214.4 70.5 7:..1 5546.50
.73 .00 4.21 1.39 .000 .080 .130 .000 5540..90 497.81
.015248 1. 1. 1. 20 14 0 .00 304..72 850.00
FLOW DISTRIBUTION FOR SECNO- 231.00 CWSEL" 5546.52
STA- 498. 542. 652. 675. 711. "/34. 765. 795. 816. 850.
PER Q'" 62.6 4.0 3.5 9.6 5.7 3.3 3.9 5.2 2..1
AREA~ 118.2 31.4 21.1 45.9 28.0 22.0 23.6 25.6 16..8
VEL'. 4.2 1.0 1.3 1.7 1.6 1.2 1.3 1.6 1..0
DEPTH'"' 2.7 .3 .9 1.3 1.2 .7 .8 1.2 ,,5
"seCNO 232.000
3265 DIVIDEI) FLOW
3280 CROSS SECTION 232.00 EXTENDED . 11 FEET
3685 20 TRIALS ATTEMPTED WSEL,CWSEL
3693 PROBABLE MINIMUM SPECIFIC ENERGY
3720 CRITICAL DEPTH ASSUMED
232.000 5.51 5548.11 5548.11 .00 5548.69 .58 .89 -.03 5546.00
795.0 16.1 572.9 206.1 9.0 80.0 156.0 70.8 7: .4 5546.00
.74 1. 78 7.16 1.32 .130 .080 .130 .000 5542 ,60 476.76
.022721 39. 39. 39. 20 5 0 .00 2'10 ,67 845.00
now DISTRIBUTION FOR SEeNO- 232.00 CWSEL"" 5548.11
190CT92 10:33:16 PAGE 64
SECNO DEPTH CWSEL CRIWS WSELK E:G HV Hr~ OLOSS L-BANK E:LEV
Q OLoa QCH OROB ALOB ACH AROB VOL TWA R-BANK E:LEV
TIME VLOB VCH VROB XNL XNCH XNR '/TN ET..Mj:N SSTA
SLOPE XLOBL XLCH XLOBR ITR!AL IDC ICONT CORAA TOP'iiID ENDST
STA- 477. 488. 505. 525. 120. 845.
PER Q~ 2.0 72.1 5.1 9.0 11.8
AREA.. 9.0 80.0 22.2 57.8 76.0
VEL" l.B 7.2 l.B 1.2 1.2
DEPTH- .8 4.7 1.1 .3 .6
"SEeNO 233.000
3265 DIVIDED FLOW
3280 CROSS SECTION 233.00 EXTENDED .30 FEET
233.000 3.81 5548.31 .00 .00 5548.73 .43 .03 ,,02 5546.00
795.0 24.4 413.8 356.8 11.8 58.6 203.6 70.8 71.4 5546.00
.74 2.07 7.06 1. 75 .130 .080 .130 .000 5544..50 470.93
.028941 1. 1. 1. 2 0 0 .00 280..87 845.00
FLOW DISTRIBUTION FOR SECNO- 233.00 CWSEL" 5548.31
STA- 471. 480. 488. 505. 525. 's27. 625. 720. 845.
PER Q"" .1 3.0 52.0 7.6 .0 .0 16.1 21.1
AREA. 1.4 10.4 58.6 26.0 .3 .7 76.2 100.3
VEL.. .6 2.3 7.1 2.3 .5 .6 1.7 1.7
DEPTH.. .2 1.3 3.4 1.3 .2 .0 .8 .8
*SECNO 234.000
3265 DIVIDED FLOW
3280 CROSS SECTION 234.00 EXTENDED .70 FEET
7185 MINIMUM SPECIFIC ENERGY
3720 CRITICAL DEPTH ASSUMED
234.000 4.40 5552.70 5552.70 .00 5553.16 .46 2.07 -,,03 5552.00