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Civil Software Design -- SEDCAD+ Version 3.1 <br />Copyright (C) 1987-1992. Pamela J. Schwab. All rights reserved. <br />Company Name: AC2, INC. <br />Filename: D:\TOM\SENICA\PONDO30A User: TEL <br />Date: 09-13-1995 Time: 09:59:14 <br />YOAST MINE: SEDIMENT POND 010 (10-year, 24-hour) <br />Storm: 1.70 inches, 10 year-24 hour, SCS Type II <br />Hydrograph Convolution Interval: 0.2 hr <br />------------------- - -- ------ <br />ELEVATION-AREA-CAPACITY-DISCHARGE TABLE <br />------------------------------------------- <br />------------------------------------------- <br />J3, B1, S1 <br />YOAST POND 10 <br />Drainage Area from J3, B1, S1, SWS(s)1: 152.5 acres <br />Total Contributing Drainage Area: 948.5 acres <br />SW#1: Perforated Riser <br />SW#2: Emergency Spillway <br />Elev Stage Area Capacity Discharge <br /> (ft) (ac) (ac-f t) (cfs) <br /> ------------------ <br />6779,00 0.00 0.20 0.00 <br />6781.00 2.00 1.57 2.21 <br />6781.16 0.00 1.60 2.44 0.00 Top of Sediment Storage (0 Stage) <br />6781.50 <br />6782.00 0.34 <br />0.84 1.66 <br />1.76 0.56 <br />1.42 0.00 <br />0.00 • <br />6782.50 1.34 1.86 2.32 0.00 <br />6783.00 1.84 1.96 3.28 0.00 <br />6783.50 2.34 2.07 4.29 0.00 <br />6784.00 2.84 2.18 5.35 0.00 <br />6784.50 3.34 2.29 6.46 0.00 <br />6785.00 3.84 2.40 7.63 0.00 <br />6785.10 3.94 2.42 7.87 0.00 Low Orifice of SW#1 <br />6785.50 4.34 2.49 8.86 0.60 <br />6786.00 4.84 2.59 10.13 0.90 <br />6786.50 5.34 2.68 11.44 1.12 <br />6787.00 5.84 2.78 12.81 1.30 <br />6787.50 6.34 2.88 14.23 1.46 <br />6787.60 6.44 2.90 14.52 1.49 Stage of SW#1 <br />6788.00 6.84 2.98 15.69 7.39 <br />6788.47 7.32 3.08 17.13 24.03 Peak Stage <br />6788.50 7.34 3.09 17.21 24.95 Stage of SW#2 <br />6789.00 7.84 3.19 18.78 43.90 <br />6789.16 8.00 3.23 19.29 46.74 <br />6789.26 8.10 3.25 19.61 48.55 <br />6789.36 8.20 3.27 19.94 52.76 <br />6789.46 8.30 3.29 20.27 57.43 <br />6789.50 8.34 3.30 20.41 62.47 <br />6789.96 8.80 3.40 21.94 89.67 <br />6790.00 8.84 3.41 22.09 97.64 <br />6790.46 9.30 3.52 23.67 133.19 • <br />6790.50 9.34 3.53 23.82 143.18 <br />6790.96 9.80 3.63 25.45 186.09 <br />6791.00 9.84 3.64 25.61 197.85 <br />6791.46 10.30 3.75 27.30 255.86 <br />