FLOOD03818

• County: Weld
• Basin: South Platte
• Title: Project Notebook for I-25 Corridor Master Drainage Plan South Weld County: Volume 1 of 2
• Date: 12/6/1999
• Prepared For: Weld County Public Works
• Prepared By: Anderson Consulting Engineers, Inc.
• Floodplain - Doc Type: Floodplain Report/Masterplan

GOOOING HOLLOW BASIN. EXISTING CONOITION
2-YEAR
lime(Hrs) Time(Min) Elam11? EJem217 Elem741 EJem341 Elem721 Elem321 EJem720 Elem225 Elem325 Elem237 Elem236 TotalTime{Hrs)
0 5 0 0 0 0 0 0 40 0 0 0 0 0.08
0 '0 0 0 0 0 0 0 0 0 0 0 0 0.17
0 15 0 0 0 0 0 0 40 0 0 , 0 0.25
0 20 0 1 3 0 0 0 0 0 0 5 1 0.33
e 0 25 1 6 18 1 0 0 40 3 0 22 8 0.42
0 30 5 13 42 3 0 0 0 9 0 47 21 0.50
0 35 10 18 68 6 27 0 40 18 0 85 41 0.58
0 40 '4 17 82 11 27 0 0 22 0 72 60 0.87
0 45 '5 16 83 16 44 1 41 26 0 70 73 0.75
0 50 '5 14 78 20 37 1 1 27 0 68 78 0.83
0 55 14 13 71 23 51 1 41 27 0 81 76 0.92
1 0 13 '2 64 26 42 2 2 26 0 58 76 '.00
, 5 12 11 59 29 54 2 42 25 0 52 72 1.08
, '0 11 9 56 3' 43 2 2 24 0 46 68 1.17
1 '5 10 8 50 32 53 3 43 23 0 43 63 1.25
1 20 9 7 46 33 40 3 3 2' 0 38 58 1.33
1 25 7 6 42 34 46 3 43 19 0 34 63 1.42
, 30 7 5 39 34 34 3 3 18 0 31 46 1.50
, 35 6 5 37 35 42 4 44 16 0 28 44 1.58
1 40 5 4 35 35 28 4 4 15 0 28 40 1.67
1 45 4 4 33 35 36 4 44 14 0 23 38 1.75
1 50 4 3 31 34 22 4 4 13 0 22 33 1.83
1 55 4 3 30 34 30 4 44 12 0 20 31 1.92
2 0 3 2 28 34 16 5 5 11 0 '8 28 2.00
2 5 3 2 26 33 24 5 45 10 0 '8 2fl 2.08
2 10 2 2 24 33 11 5 5 8 0 '5 24 2.17
2 15 2 2 23 32 20 5 45 8 0 '5 22 2.25
2 20 2 2 23 32 7 5 5 7 0 '4 21 233
2 25 2 2 22 31 16 5 45 7 0 13 19 2.42
2 30 1 0 2' 30 3 5 5 6 0 '2 18 2.50
2 35 , 0 20 30 11 5 45 6 0 11 17 2.58
2 40 1 0 19 29 0 5 5 5 0 '0 16 2.67
2 45 0 0 17 28 5 5 45 5 0 '0 15 2.75
2 50 0 0 16 27 0 5 5 5 0 9 14 2.83
2 55 0 0 15 27 0 5 45 4 0 8 13 2.92
3 0 0 0 14 28 0 5 5 4 0 8 12 3.00
3 5 0 0 14 25 0 5 45 4 0 7 11 3.08
3 '0 0 0 12 24 0 5 5 4 0 6 10 3.17
3 '5 0 0 11 23 0 5 45 3 0 5 9 3.25
3 20 0 0 9 23 0 5 5 3 0 4 8 3.33
. 3 25 0 0 8 22 0 5 45 3 0 3 6 3.42
3 30 0 0 7 21 0 4 4 3 0 3 5 3.50
3 35 0 0 4 20 0 4 44 2 0 2 4 358
3 40 0 0 4 '9 0 4 4 2 0 2 4 3.67
3 45 0 0 3 18 0 4 44 2 0 2 3 3.75
3 50 0 0 3 17 0 4 4 2 0 , 3 3.83
3 55 0 0 2 16 0 4 44 1 0 0 2 3.92
4 0 0 0 2 15 0 4 4 1 0 0 2 4.00
4 5 0 0 2 14 0 4 44 0 0 0 1 4.08
4 '0 0 0 2 13 0 3 3 0 0 0 1 4.17
4 '5 0 0 1 12 0 3 43 0 0 0 1 4.25
4 20 0 0 1 12 0 3 3 0 0 0 , 4.33
4 25 0 0 1 11 0 3 43 0 0 0 , 4.42
4 30 0 0 1 10 0 3 3 0 0 0 , 4.50
4 35 0 0 1 10 0 3 43 0 0 0 0 4.58
4 40 0 0 1 9 0 2 2 0 0 0 0 4.67
4 45 0 0 1 8 0 2 42 0 0 0 0 4.75
4 50 0 0 1 8 0 2 2 0 0 0 0 4.83
4 55 0 0 1 7 0 2 42 0 0 0 0 4.92
5 0 0 0 1 7 0 2 2 0 0 0 0 5.00
5 5 0 0 0 7 0 2 42 0 0 0 0 5.08
5 10 0 0 0 8 0 2 2 0 0 0 0 5.17
5 '5 0 0 0 6 0 , 41 0 0 0 0 5.25
5 20 0 0 0 5 0 1 1 0 0 0 0 5.33
5 25 0 0 0 5 0 1 41 0 0 0 0 5.42
5 30 0 0 0 5 0 1 1 0 0 0 0 5.50
5 35 0 0 0 4 0 , 41 0 0 0 0 5.58
5 40 0 0 0 4 0 1 1 0 0 0 0 5.67
5 45 0 0 0 4 0 , 41 0 0 0 0 5.75
5 50 0 0 0 4 0 0 0 0 0 0 0 5.83
5 55 0 0 0 3 0 0 40 0 0 0 0 5.92
6 0 0 0 0 3 0 0 0 0 0 0 0 6.00
Peak (cis) 15 17 83 35 54 5 45 27 0 72 78
Peak (hrs) 0 0 0 1 1 2 2 0 0 0 0
Peak (min) 45 40 45 35 5 0 5 50 0 40 50
Peak (cfs_or_ac.ft.) 2 0 0 4 0 4 0 0 0 0 0
. Case IO.S,I,O.O) U U U (S) U (S) U U U U
Area (ac) 223.4 223.4 691.2 691.2 2172.2 2172.2 2172.2 490.9 490.9 540.8 889.6
Peak/Area (cfslac) 0.07 0.08 0.12 0.05 0.02 0.00 0.02 0.06 0.00 0.13 009
11-23-1999 16:03:39
Summary File: P:\coweld01\exisli-l\Goddin-1\2_ Year\udswmm\ghxc2yr. bet