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<br />TABLE 2,05.3-2
<br />Runoff cal culatlon for areas to determine floc In ditches and culverts for existing haul road. Design based on 10-year, 24-hour storm
<br />equal to 1,6 Inches of Drecip station. "Peek Flors In Colorado", S,C,S, Techn leal Release No, 55, used for determination of Deak flor,
<br />Soll Type Intormation given In Table I,
<br />SUN COAL COMPANY - MEAOOMS N0, 1
<br />ROUTT COUNTY, COLORADO
<br /> Item Area Acres of Soll Hydrologic Area in Curve UnedJ usted Peek Slope Slope Runoff Peak Dls^
<br /> Number Designation Drainage Type Group Group (xI Number Discharge fCFS) f Factor Factor charge (CFS) Remarks
<br /> i Area 8 7,802 SOF C 100 73 13,0 39 1,11 ,I6 2,i1
<br /> 2 Area 7 2,124 2VD C 100 79 5.0 13 ,97 ,i1 1,50
<br /> 3 Area 7A 1,591 2VD C 100 79 4,0 25 1,06 ,i1 1.31
<br /> 4 Area 5 2,289 2V0 C 58 73
<br /> 1,652 9E B 42 79 )75 7,8 19 1.03 ,20 1.61
<br /> Total 3:9~f
<br /> 5 Aree 3 14,504 9E B 100 79 22.0 13 ,97 .31 6.62
<br />.-~
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<br />6
<br />Portion of
<br />3.092
<br />9E
<br />B
<br />100
<br />79
<br />6,7
<br />19
<br />1,03
<br />,31
<br />2,14
<br />`~ Area 2 above
<br />~ Runout I
<br /> 7 Area 2 IO.i06 9E B 100 79 14,0 25 1,06 ,31 4,60
<br /> 8 Area 2A 9.050 9E B 100 79 14,0 30 1,09 ,31 4,73
<br /> 9 Area 1 10.231 9E B 100 79 16.5 30 1,09 ,31 5,58
<br /> 10 Area 1A 5.636 D 100 91 9,0 5 1.04 ,82 7,67
<br /> 11 Meadors Perm if 2.162 D 100 91 4,4 7,8 1.09 ,82 3.97 Eest ditch
<br /> Ilne to Runout 5 1/2 haul rood
<br /> 12 Runout 5 to 1.009 D 100 91 ~ 3.0 6.3 1.07 ,82 2,63 East ditch
<br /> Runout 3 I/2 haul road
<br /> 13 Culvert 5 to .417 D 100 91 I,0 7,9 ,92 ,82 ,75 East ditch
<br /> Culvert 4 1/2 haul road
<br /> 14 Culvert 3 to .348 D 100 91 1,0 9.3 ,90 ,82 .74 Easi ditch
<br />~ Culvert 2 I/2 haul road
<br />c
<br /> 15 Runout 2 to 2.690 D 100 91 6.2 5.8 1,04 ,82 5.29 Masi ditch
<br />~ Loadout 1/2 haul road
<br />
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