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SW6240804_Design Calculations_20241015 (8)
STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(1 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION/ / LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / // CHECKED BY (SPECIFY) CSB n= 0.013 STORM DRAINAGE SCHEDULE CONTINUED -e 9= 226 h= 26 INLET p(+) p(-) CAPTURED Tc I Cc INLET Cc INLET UPSTREAN INLET INLET TOTAL INLET PIPE TIME RUNOFF FROM TO AREAS AREA RUNOFF DISCHARGE BYPASS BYPASS JISCHARG: AREAS TIME TIME OF CONC.INTENSITI COEFF. (INLETS) (AC) COEFF. (CFS) (CFS) (CFS) (CFS) ( (AC) (MIN) (MIN) (MIN) (IN/HR) CI-1 CI-2 CI-1 0.49 0.65 1.27 0.00 0.51 I 0.76 0.49 5.00 0.00 5.00 7.29 0.65 CI-2 CI-4 CI-2 0.49 0.65 1.27 0.00 0.51 0.76 0.98 5.00 0.10 5.10 7.27 0.65 CI-4 CI-5 CI-4 0.26 0.65 1.18 0.51 0.39 0.79 1.24 5.00 0.63 5.63 7.14 0.65 CI-5 CI-6 CI-5 0.41 0.65 1.90 0.83 0.00 1.90 1.65 5.00 0.91 5.91 7.08 0.65 CI-6 JB-15 CI-6 0.41 0.65 1.90 0.83 0.00 1.90 2.06 5.00 0.99 5.99 7.07 0.65 JB-15 01-16 JB-15 0.00 0.60 0.00 0.00 0.00 0.00 2.06 5.00 1.30 6.30 7.00 0.65 DI-16 01-17 DI-16 0.58 0.60 1.39 0.00 0.00 1.39 2.64 5.00 1.65 6.65 6.92 0.64 DI-17 01-18 01-17 0.58 0.60 1.39 0.00 0.00 1.39 3.22 5.00 2.18 7.18 6.81 0.63 DI-18 01-19 DI-18 0.58 0.60 1.39 0.00 0.00 1.39 3.80 5.00 2.70 7.70 6.71 0.63 DI-19 CI-45 01-19 0.39 0.60 0.94 0.00 0.00 0.94 4.19 5.00 3.05 8.05 6.64 0.62 CI-45 CI-40 CI-45 0.20 0.65 0.97 0.44 0.29 0.68 4.39 5.00 3.34 8.34 6.58 0.63 CI-3 CI-4 CI-3 0.26 0.65 1.19 0.51 0.39 0.80 0.26 5.00 0.00 5.00 7.29 0.65 CI-7 CI-8 CI-7 0.48 0.65 1.25 0.00 0.44 0.81 0.48 5.00 0.00 5.00 7.29 0.65 CI-8 CI-5 CI-8 0.48 0.65 1.25 0.00 0.44 0.81 0.96 5.00 0.12 5.12 7.26 0.65 DI-9 01-10 DI-9 0.35 0.50 0.70 0.00 0.00 0.70 0.35 5.00 0.00 5.00 7.29 0.50 01-10 01-11 01-10 0.70 0.50 1.40 0.00 0.0 1.40 1.05 5.00 0.40 5.40 7.20 0.50 DI-11 CI-5 01-11 1.37 0.50 2.74 0.00 2.74 2.42 5.00 1.02 6.02 7.06 0.50 01-12 01-11 01-12 0.86 0.50 1.72 0.00 0.00 I' 1.72 0.86 5.00 0.00 5.00 7.29 0.50 01-13 01-14 01-13 0.56 0.60 1.34 0.00 0.00 I 1.34 0.56 5.00 0.00 5.00 7.29 0.60 DI-14 JB-15 01-14 0.58 0.60 1.39 0.00 0.00 1.39 1.14 5.00 0.70 5.70 7.13 0.60 01-20 01-21 01-20 0.66 0.65 1.72 0.00 0.00 1.72 0.66 5.00 0.00 5.00 7.29 0.65 DI-21 CI-24 01-21 0.93 0.60 2.23 0.00 0.00 2.23 1.59 5.00 0.54 5.54 7.17 0.62 CI-22 CI-23 CI-22 0.39 0.65 1.01 0.00 0.65 0.39 5.00 0.00 5.00 7.29 0.65 CI-23 CI-24 CI-23 0.39 0.65 1.01 0.00 0.36 0.65 0.78 5.00 0.12 5.12 7.26 0.65 CI-24 CI-25 CI-24 0.43 0.65 1.48 0.36 0.00 1.48 1.21 5.00 0.43 5.43 7.19 0.65 CI-25 01-19 CI-25 0.42 0.65 1.45 0.36 0.00 1.45 1.63 5.00 0.52 5.52 7.17 0.65 DI-44 01-19 DI-44 0.38 0.60 0.91 0.00 0.00 0.91 0.38 5.00 0.00 5.00 7.29 0.60 CI-26 CI-27 CI-26 0.08 0.50 0.16 0.00 0.02 I 0.14 0.08 5.00 0.00 5.00 7.29 0.50 CI-27 CI-28 CI-27 0.14 0.50 0.28 0.00 0.05 0.23 0.22 5.00 0.12 5.12 7.26 0.50 CI-28 CI-29 CI-28 0.42 0.65 1.09 0.00 0.00 1.09 0.64 5.00 1.28 6.28 7.00 0.60 CI-29 CI-39 CI-29 0.18 0.65 0.47 0.00 0.12 0.35 0.82 5.00 1.36 6.36 6.98 0.61 CI-39 CI-40 CI-39 0.12 0.80 0.52 0.12 0.10 0.42 0.95 5.00 1.50 6.50 6.95 0.63 CI-0 CI-41 CI-40 0.30 0.65 1.16 0.39 0.10 1.06 1.24 5.00 1.59 6.59 6.93 0.64 CI-41 JB-42 CI-41 0.61 0.65 1.60 0.01 0.00 1.60 1.85 5.00 1.65 6.65 6.92 0.64 JB-42 FES-43 JB-42 0.00 0.65 0.01 0.01 0.00 _ 0.01 1.85 5.00 1.81 6.81 6.89 0.64 2041-Storm drainage.xisx 10-YEAR Date:8/27/2024 Time:4:25 PM Page 1 0112 STORM DRAINAGE/HYDRAULIC GRADE LIN DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION/ / LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / / CHECKED BY (SPECIFY) CSB BEND LOSS K'S n= 0.013 STORM DRAINAGE SCHEDULE-CONTINUED 90 DEG=0.7 30 DEG=D.28 g= 226 60 DEG=0.55 15 DEG=0.10 h= 26 Q Q UPSTREAM I CI COVER SIDE- CAPACITY SEGMENT UPPER LOWER TOP BOX COVER BELOW IDESTREA BEND FROM TO DISCHARGE STREAM SLOPE DIA. (FULL) V FULL LENGTH TIME INV. INV. ELEV. DEPTH SUBGRADEOUMMATIOI LOSS (CFS) (CFS) (IN) (CFS) (FPS) (FT) (MIN) (FT) (FT) (FT) I (8") (CFS) K CI-1 CI-2 2.32 0.00 0.0075 15 5.6 4.6 27 0.10 EMMEMZE 271.04 4.56 3.31 2.18 0.00 0.90 CI-2 CI-4 4.63 0.00 0.0069 15 5.4 4.4 140 0.54 266.28 MEM 271.04 4.76 3.51 2.38 0.00 0.00 CI-4 CI-5 6.98 - 0.0050 18 7.4 4.2 70 0.28 �� 270.01 4.94 3.44 2.32 1.23 0.90 CI-5 CI-6 25.02 0.0050 30 29.1 5.9 27 0.07 EMEMEMECE 269.77 6.05 3.55 2.43 17.44 0.00 CI-6 JB-15 26.89 0.00 0.0050 36 47.1 6.7 127 0.32 263.09 MM. 269.77 6.69 3.69 2.56 17.44 0.90 JB-15 DI-16 31.67 IIIIIIIIIIIIII■ 0.0050 36 47.2 6.7 140 0.35 ECEMEMITE 270.55 8.10 5.10 3.97 22.31 0.90 DI-16 DI-17 33.98 0.00 0.0050 36 47.2 6.7 210 0.53 MM. 260.70 269.85 8.10 5.10 3.97 22.31 0.00 DI-17 DI-18 36.17 0.00 0.0050 36 47.2 6.7 210 0.53 260.70 EMIE 269.15 8.45 5.45 4.32 22.31 0.00 DI-18 01-19 38.28 0.00 0.0050 36 47.2 6.7 140 0.35 MIME= 268.15 8.50 5.50 4.37 22.31 0.90 DI-19 CI45 56.00 0.0050 42 71.2 7.4 127 0.29 �� 267.45 9.00 5.50 4.37 38.65 0.90 CI-45 CI-40 5 0.00 0.0050 42 71.1 7.4 115 0.26 'MEE= 267.03 9.21 5.71 4.59 38.65 0.90 CI-3 C14 I- 0.00 0.0050 15 4.6 3.7 27 0.12 Er2IMEMEM 70.01 4.56 3.31 2.18 0.00 0.90 CI-7 CI-8 2.27 0.00 0.0050 15 4.6 3.7 27 0.12 'MEE= 270.45 4.81 3.56 2.43 0.00 0.90 CI-8 CI-5 0.00 0.0056 15 4.8 3.9 140 0.59 EMMEIMIN 270.45 4.69 3.44 2.32 0.00 0.90 DI-9 DI-10 1.28 0.00 0.0126 15 7.2 5.9 140 0.40 269.92 268.16 272.56 2.64 1.39 0.26 0.00 0.00 DI-10 DI-11 3.78 0.00 0.0050 15 4.6 3.7 140 0.63 268.16 267.46 270.80 2.64 1.39 0.26 0.00 0.90 DI-'I' CI-5 0.0050 24 16.0 5.1 117 0.38 'MIME= 270.15 3.44 1.44 0.31 3.13 0.90 DI-12 DI-11 0.00 0.0069 15 5.4 4.4 210 0.80 268.93 267.48 271.60 2.67 1.42 0.30 0.00 0.90 DI-13 DI-14 2.45 0.00 0.0090 15 6.1 5.0 210 0.70 269.66 MEM 272.35 2.69 1.44 0.32 0.00 0.00 DI-14 JB-15 0.00 0.0050 18 7.4 4.2 70 0.28 MIME= 270.45 2.94 1.44 0.32 0.00 0.00 DI-20 DI-21 3.13 0.00 0.0068 15 5.3 4.3 140 0.54 =MEM. 2.58 1.33 0.21 0.00 0.90 DI-21 CI-24 0.00 0.0062 18 8.3 4.7 117 0.42 MM. 266.60 2.83 1.33 0.21 0.00 0.00 CI-22 CI-23 1.85 0.00 0.0050 15 4.6 3.7 27 0.12 =MEM. •• 4.56 3.31 2.18 0.00 0.90 CI-23 CI-24 3.68 0.00 0.0050 15 4.6 3.7 70 0.31 EMEEMON 70.00 4.71 3.46 2.33 0.00 0.90 CI-24 CI-25 12.73 0.0050 24 16.0 5.1 27 0.09 6Dit=ME= 269.49 5.31 3.31 2.18 7.07 0.00 CI-25 01-19 1.6 0.0050 30 29.0 5.9 127 0.36 EMEMEME 269.49 5.94 3.44 2.32 8.73 0.00 DI-44 DI-19 1.66 0.00 0.0050 15 4.6 3.7 140 0.63 =ME= 266.99 2.65 1.40 0.27 0.00 0.90 CI-26 CI-27 0.29 0.00 0.0050 15 4.6 3.7 27 0.12 270.67 4.56 3.31 2.18 0.00 0.90 CI-27 CI-28 0.80 0.00 0.0095 15 6.3 5.1 356 1.16 265.98 EMI 270.67 4.69 3.44 2.32 0.00 0.90 CI-28 CI-29 9.63 0.0050 24 16.0 5.1 27 0.09 EEEMEMEM 267.10 6.86 4.86 3.74 6.95 0.28 CI-29 CI-39 10.45 0.00 0.0050 24 16.0 5.1 43 0.14 EMI. 259.89 267.10 6.99 4.99 3.87 6.95 0.28 CI-39 CI-40 11.13 0.00 0.0050 24 16.0 5.1 27 0.09 259.89 MIME 266.61 6.72 4.72 3.60 6.95 0.90 CI-40 CI41 69.18 56.73 0.0050 42 71.3 7.4 27 0.06 E47EM40A 266.58 9.34 5.84 4.71 63.67 0.00 CI-41 JB-42 71.91 0.00 0.0166 42 129.8 13.5 127 0.16 ®EOIM 66.58 9.47 5.97 4.84 63.67 0.28 J642 FES-43 71.87 0.00 0.0264 42 163.3 17.0 76 0.07 ®11 8.06 4.56 3.43 63.67 0.00 2041-Storm Erainage.xlax 10-YEAR Date:9/27I2024 Time:6:25 PM Page 2 0112 STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION / // LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / // CHECKED BY (SPECIFY) CSB DESIGN CRITERIA: n= 0.013 HYDRAULIC GRADE LINE-CONTINUED 1.DESIGN FOR THE 10 YR STORM g= 226 2.ASSUME TIME OF CONCENTRATION TO h= 26 AN INDIVIDUAL INLET=5 MIN.(Unless otherwise noted) INLET W.S.ELEV. 3.INTENSITY=g/(h+T),FOR 10 YR STORM OUTLET OUTLET INLET USE 1 FLOW FREE- HGL (g and h were derived from Raleigh-Durham Intensity- FROM TO W.S.ELEV CONTOL CONTROL CONDITION BOARD rO CROWN COMMENTS CAPACITY VS Duration-Frequency Charts,REF:NC Erosion and (FT) (FT) (FT) (FT) CONTROL (FT) DISCHARGE Sediment Control Planning and Design Manual) 4.MANNINGS"n"FACTOR=0.013 CI-1 CI-2 270.09 270.21 267.26 270.21 OUTLET 0.83 (2.48) OK 3.29 5.RUNOFF COEFICIENT Cc=0.50(Per CR-7107) CI-2 Cl- 269.24 270.09 267.52 270.09 OUTLET 0.95 (2.56) OK 0.72 CI-4 CI-5 268.58 269.24 266.49 269.24 OUTLET 0.76 (2.68) OK 0.45 CI-5 CI-6 268.24 268.58 266.09 , 268.58 t OUTLET 1.19 (2.36) OK 4.03 CI-6 JB-15 267.70 268.24 265.21 268.24 OUTLET 1.53 2.15 OK 20.25 JB-15 DI-16 266.93 267.70 264.82 OUTLET 2.85 (2.25) OK 15.49 DI-16 DI-17 266.18 266.93 264.25 266.93 OUTLET 2.92 (2.18) OK 13.18 DI-17 01-18 265.33 266.18 263.33 266.18 OUTLET 2.97 (2.48) OK 11.00 DI-18 DI-19 264.19 265.33 262.42 265.33 OUTLET 2.82 (2.67) OK 8.88 DI-19 CI-45 263.03 264.19 261.66 OUTLET 3.26 (2.24) OK 15.15 CI-45 CI-40 2.= 263.03 261.07 263.03 OUTLET 4.00 (1.71) OK 14.42 CI-3 Cl- - 269.28 266.12 269.28 OUTLET 0.73 (2.58) OK 3.33 CI-7 CI-8 269.58 269.69 266.41 269.69 OUTLET 0.76 (2.80) OK 2.28 CI-8 CIS 269.58 266.97 269.58 OUTLET 0.87 (2.57) OK 0.31 DI-9 DI-10 269.90 269.96 270.59 270.59 INLET 1.97 0.58 OK 5.96 DI-10 01-11 269.20 269.90 269.20 269.90 OUTLET 0.90 (0.49) OK 0.79 DI-11 CI-5 269.20 268.31 OUTLET 0.95 (0.49) OK 4.33 DI-12 DI-11 269.85 269.84 269.85 OUTLET 1.75 0.33 OK 2.23 DI-13 01-14 268.76 269.10 270.45 270.45 INLET 1.90 0.45 OK 3.69 DI-14 JB-15 268.58 268.59 268.59 INLET 1.86 0.42 OK 2.55 DI-20 01-21 268.76 269.23 269.42 269.42 INLET 1.68 0.34 OK 2.19 DI-21 CI-24 268.47 268.76 268.76 INLET 1.39 0.06 OK 1.19 CI-22 CI-23 266.38 266.45 266.16 266.45 OUTLET 3.55 0.24 OK 2.71 CI-23 CI-24 265.94 266.38 266.31 266.38 OUTLET 3.62 0.17 OK 0.89 CI-24 CI-25 265.65 265.89 265.89 IIIIII INLET 3.60 0.29 OK 3.24 CI-25 DI-19 265.22 265.28 INLET 4.21 0.77 OK 12.68 DI-44 01-19 265.28 I 265.41 265.05 265.41 OUTLET 1.57 0.18 OK 2.91 CI-26 CI-27 266.98 266.98 266.74 266.98 OUTLET 3.69 0.38 OK 4.29 CI-27 CI-28 263.61 263.67 266.63 266.63 INLET 4.05 0.61 OK 5.49 CI-28 CI-29 262.46 262.64 261.65 OUTLET 4.47 (0.40) OK 6.39 CI-29 CI-39 262.22 262.46 261.58 262.46 OUTLET 4.64 (0.35) OK 5.55 CI-39 CI-40 261.87 262.22 261.43 262.22 OUTLET 4.39 (0.33) OK 4.90 CI-40 CI-41 261.27 261.87 261.22 261.87 OUTLET 4.71 (1.13) OK 2.10 CI-41 JB-42 259.28 260.67 261.27 261.27 INLET 5.31 (0.66) OK 57.90 JB-42 FES-43 258.38 259.28 258.16 259.28 OUTLET 2.78 (1.78) OK 91.46 10-YR ELEV 258.38 2041-Storm drainage.xlax 10-YEAR Date:9/27I2024 Time:6:25 PM Page 3 012 STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(1 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION/ / LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / // CHECKED BY (SPECIFY) CSB n= 0.013 STORM DRAINAGE SCHEDULE CONTINUED -e 9= 226 h= 26 INLET Cl(+) p(-) CAPTURED Tc I Cc INLET Cc INLET UPSTREAN INLET INLET TOTAL INLET PIPE TIME RUNOFF FROM TO AREAS AREA RUNOFF DISCHARGE BYPASS BYPASS)ISCHARG: AREAS TIME TIME OF CONC.INTENSITI COEFF. (INLETS) (AC) COEFF. (CFS) (CFS) (CFS) (CFS) ( (AC) (MIN) (MIN) (MIN) (IN/HR) DI30 JB-31 DI-30 1.12 0.50 2.24 0.00 0.00 2.24 1.12 5.00 0.00 5.00 7.29 0.50 JB-31 CI-32 JB-31 0.00 0.65 0.00 0.00 0.00 0.00 1.12 5.00 0.25 5.25 7.23 0.50 CI32 CI-36 CI-32 0.08 0.65 0.22 0.00 0.03 0.19 1.20 5.00 0.91 5.91 7.08 0.51 CI36 CI-37 CI-36 0.24 0.60 0.59 0.03 0.00 0.59 1.44 5.00 1.00 6.00 7.06 0.53 CI37 CI-38 CI-37 0.00 0.50 0.00 0.00 0.00 0.00 1.44 5.00 1.25 6.25 7.01 0.53 CI38 CI-28 CI-38 0.05 0.45 0.08 0.00 0.00 I 0.08 1.49 5.00 1.36 6.36 6.98 0.52 CI33 CI-34 CI-33 0.28 0.65 0.72 0.00 0.00 0.72 0.28 5.00 0.00 5.00 7.29 0.65 CI34 CI-32 CI-34 0.02 0.65 0.05 0.00 0.00 . 0.05 0.29 5.00 0.23 5.23 7.24 0.65 DI35 CI-34 DI-35 0.06 0.30 I 0.08 0.00 0.00 0.08 0.06 5.00 0.00 5.00 7.29 0.30 Cl-46 CI-47 CI-46 0.14 0.80 0.45 0.00 0.00 0.45 0.14 5.00 0.00 5.00 7.29 0.80 CI-7 CI-48 CI-47 0.07 0.80 0.24 0.00 0.04 0.20 0.22 5.00 0.08 5.08 7.27 0.80 CI-48 CI-49 CI-48 0.01 0.80 0.04 0.00 0.00 0.04 0.23 5.00 0.20 5.20 7.24 0.80 CI-9 CI-50 CI-49 0.02 0.80 0.06 0.00 0.00 0.06 0.25 5.00 0.39 5.39 7.20 0.80 CI50 CI-51 CI-50 0.03 0.80 0.10 0.00 0.01 0.09 0.28 5.00 0.51 5.51 7.17 0.80 CI51 CI-52 CI-51 0.12 0.55 0.27 0.01 0.05 0.22 0.40 5.00 0.94 5.94 7.07 0.73 CI-52 CI-61 CI-52 0.11 0.55 0.29 0.05 0.00 0.29 0.51 5.00 1.26 6.26 7.01 0.69 CI-53 CI-52 CI-53 0.61 0.62 1.84 0.33 1.84 0.61 5.00 0.00 5.00 7.29 0.62 CI-54 CI-55 CI-54 0.69 0.62 1.71 0.00 0.76 0.95 0.69 5.00 0.00 5.00 7.29 0.62 CI-55 CI-57 CI-55 0.33 0.65 0.87 0.00 0.30 0.57 1.02 5.00 0.12 5.12 7.26 0.63 CI-57 CI-58 CI-57 0.22 0.65 0.87 0.30 0.30 0.57 1.24 5.00 0.47 5.47 7.18 0.63 CI-58 CI-60 CI-58 0.18 0.65 0.77 0.30 0.25 0.52 1.42 5.00 0.70 5.70 7.13 0.64 CI-60 CI-61 CI-60 0.05 0.60 0.38 0.25 0.07 0.31 1.47 5.00 0.79 5.79 7.11 0.63 CI-61 CI-71 CI-61 0.05 0.60 0.11 0.00 0.01 0.10 1.52 5.00 0.88 5.88 7.09 0.63 CI-71 CI-72 CI-71 0.14 0.65 0.38 0.01 0.07 0.31 1.66 5.00 1.19 6.19 7.02 0.63 CI-72 CI-74 CI-72 0.26 0.65 0.74 0.07 0.20 0.54 1.92 5.00 1.58 6.58 6.94 0.64 CI-74 CI-75 CI-74 0.35 0.65 1.11 0.20 0.36 0.75 2.27 5.00 2.06 7.06 6.84 0.64 CI-75 CI-77 CI-75 0.29 0.65 1.11 0.36 0.36 0.75 2.56 5.00 2.46 7.46 6.75 0.64 CI-77 CI-78 CI-77 0.23 0.65 0.95 0.36 0.29 0.66 2.79 5.00 2.76 7.76 6.69 0.64 CI-78 CI-79 CI-78 0.42 0.65 1.37 0.29 0.48 0.89 3.20 5.00 3.33 8.33 6.58 0.64 CI-79 CI-80 CI-79 0.31 0.65 1.29 0.48 0.44 0.85 3.51 5.00 3.75 8.75 6.50 0.64 CI-80 CI-81 CI-80 0.53 0.65 1.38 0.00 0.48 0.90 4.04 5.00 3.82 8.82 6.49 0.64 CI-81 CI-82 CI-81 0.08 0.65 0.20 0.00 0.00 0.20 4.12 5.00 3.92 8.92 6.47 0.64 CI-82 CI-83 CI-82 0.05 0.55 0.11 0.00 0.01 0.10 4.17 5.00 3.99 8.99 6.46 0.64 CI-83 FES-84 CI-83 0.06 0.55 0.13 0.00 0.01 0.12 4.23 5.00 4.26 9.26 6.41 0.64 CI56 CI-57 CI-56 0.45 0.62 1.88 0.76 0.86 1.02 0.45 5.00 0.00 5.00 7.29 0.62 CI59 CI-58 CI-59 0.32 0.62 I 1.64 0.86 0.33 1.31 0.32 5.00 0.00 5.00 7.29 0.62 CI-62 CI-63 CI-62 0.63 0.60 1.51 0.00 0.92 0.63 5.00 0.00 5.00 7.29 0.60 CI-63 CI-67 CI-63 0.19 0.65 1.08 0.59 0.65 0.82 5.00 0.17 5.17 7.25 0.61 CI-67 CI-70 CI-67 0.14 0.65 0.79 0.43 0.52 0.95 5.00 0.32 5.32 7.22 0.62 CI-70 CI-72 CI-70 0.07 0.80 0.50 J 0.27 0.39 1.02 5.00 0.46 5.46 7.18 0.63 DI-64 DI-65 DI-64 0.39 0.60 0.94 0.00 0.94 0.39 5.00 0.00 5.00 7.29 0.60 DI-65 CI-66 01-65 0.42 0.60 1.01 0.00 1.01 0.81 5.00 0.48 5.48 7.18 0.60 CI-66 CI-63 CI-66 0.62 0.65 1.61 0.00 0.89 1.43 5.00 1.03 6.03 7.05 0.62 CI-68 CI-69 CI-68 0.23 0.50 0.54 0.07 0.54 0.23 5.00 0.00 5.00 7.29 0.50 CI-69 CI-67 CI-69 0.15 0.65 1.10 0.72 1.10 0.38 5.00 0.19 5.19 7.25 0.56 CI-73 CI-74 CI-73 0.21 0.50 0.11 0.40 0.21 5.00 0.00 5.00 7.29 0.50 2041-Storm drainage.xlax 10-YEAR Date:8/27/2024 Time:4:25 PM Page 4 0112 STORM DRAINAGE/HYDRAULIC GRADE LIN DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION/ / LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / / CHECKED BY (SPECIFY) CSB BEND LOSF K'S n= 0.013 STORM DRAINAGE SCHEDULE-CONTINUED 90 DEG=0.7 30 DEG=D.28 9= 226 60 DEG=0.55 15 DEG=0.10 h= 26 Q Q UPSTREAM I CI COVER SIDE- CAPACITY SEGMENT UPPER LOWER TOP BOX COVER BELOW IDESTREA BEND FROM TO DISCHARGE STREAM SLOPE DIA. (FULL) V FULL LENGTH TIME INV. INV. ELEV. DEPTH SUBGRADBUMMATIOI LOSS (CFS) (CFS) (IN) (CFS) (FPS) (FT) (MIN) (FT) (FT) (FT) (8") (CFS) K DI-30 JB-31 4.08 0.00 0.0050 15 4.6 3.7 55 0.25 264.74 264.47 267.20 2.46 1.21 0.08 0.00 0.90 JB-31 CI-32 4.05 0.00 0.0050 15 4.6 3.7 149 0.67 264.47 263.72 268.90 4.43 3.18 2.06 0.00 0.55 CI-32 CI-36 5.88 0.0050 18 7.4 4.2 22 0.09 261.52 261.41 267.35 5.83 4.33 3.20 1.52 0.10 CI-36 CI-37 6.86 0.00 0.0050 18 7.4 4.2 63 0.25 261.41 261.10 266.85 5.44 3.94 2.81 1.52 0.28 CI-37 CI-38 6.82 0.00 0.0050 18 7.4 4.2 29 0.11 261.10 260.95 267.16 6.07 4.57 3.44 1.52 0.28 CI-38 CI-28 0.00 0.0050 18 7.4 4.2 43 0.17 260.95 260.74 267.02 6.07 4.57 3.44 1.52 0.28 CI-33 CI-34 1.31 0.00 0.0050 15 4.6 3.7 52 0.23 262.29 262.03 266.84 4.55 3.30 2.18 0.00 0.90 CI-34 CI32 0.0050 15 4.6 3.7 51 0.23 262.03 261.77 267.65 5.63 4.38 3.25 0.14 0.55 DI-35 CI34 0.00 0.0019 15 2.8 2.3 100 0.74 265.08 264.90 267.54 2.46 1.21 0.08 0.00 0.90 CI-46 CI-47 0.82 0.00 0.0139 15 7.6 6.2 30 0.08 272.12 271.70 275.08 2.96 1.71 0.58 0.00 0.28 CI-47 CI-8 1.25 0.00 0.0050 15 4.6 3.7 27 0.12 269.80 269.67 274.36 4.56 3.31 2.18 0.00 0.28 CI-48 CI-49 1.33 0.00 0.0050 15 4.6 3.7 43 0.19 269.67 269.45 274.36 4.69 344 2.32 0.00 0.28 CI-49 CI50 1.42 0.00 0.0050 15 4.6 3.7 27 0.12 269.45 269.32 274.67 5.22 3.97 2.84 0.00 0.90 CI-50 CI-51 1.60 0.00 0.0050 15 4.6 3.7 97 0.43 269.32 268.84 274.67 5.35 4 10 2.98 0.00 0.10 CI-51 CI-52 2.04 0.00 0.0050 15 4.6 3.7 70 0.31 268.84 268.49 3.86 5.03 3.78 2.65 0.00 0.28 CI-52 Cl-ill.0.0050 18 7.4 4.2 42 0.17 268.24 268.03 5.24 3.74 2.61 2.75 0.28 CI-53 CI-52 0.00 0.0050 15 4.6 3.7 27 0.12 268.92 268.78 4.56 3.31 2.18 0.00 0.28 CI-54 CI-55 3.12 0.00 0.0050 15 4.6 3.7 27 0.12 272.60 272.47 4.56 3.31 2.19 0.00 0.90 CI-55 CI57 4.68 0.00 0.0134 15 7.5 6.1 129 0.35 272.47 270.73 '7.16 4.69 3.44 2.31 0.00 0.10 CI-57 CI58 7.68 - 0.0135 18 12.2 6.9 96 0.23 270.48 269.18 275.42 4.94 344 2.32 2.03 0.28 CI-58 CI-60 9.90 0.0201 18 14.9 8.4 43 0.08 269.18 268.32 274.17 4.99 3.49 2.36 3.46 0.28 CI-60 CI-61 10.10 0.00 0.0050 24 16.0 5.1 27 0.09 267.82 267.69 273.13 5.31 3.31 2.18 3.46 0.90 CI-61 CI-71 15.49 0.0050 24 16.0 5.1 95 0.31 267.53 267.05 273.13 5.60 3.60 2.48 8.67 0.10 CI-71 CI-72 16.07 0.00 0.0050 30 29.0 5.9 139 0.39 266.55 265.86 272.63 6.08 3.58 2.45 8.67 0.00 CI-72 CI-74 29.58 - 0.0050 36 47.2 6.7 193 0.48 265.36 264.39 271.94 6.58 3.58 2.45 21.11 0.00 CI-74 CI-75 31.76 0.0050 36 47.1 6.7 159 0.40 264.39 263.60 270.97 6.58 3.58 2.45 21.86 0.00 CI-75 CI-77 32.92 0.00 0.0050 36 47.2 6.7 122 0.30 263.60 262.99 270.18 6.58 3.58 2.45 21.86 0.00 CI-77 CI-78 34.60 0.0050 36 47.2 6.7 229 0.57 262.99 261.85 269.57 6.58 3.58 2.45 22.66 0.00 CI-78 CI-79 36.18 0.00 0.0050 36 47.2 6.7 167 0.42 261.85 261.02 26843 6.58 3.58 2.45 22.66 0.90 CI-79 CI-80 37.34 0.00 0.0050 36 47.1 6.7 27 0.07 261.02 260.89 267.60 6.58 3.58 2.45 22.66 0.28 CI-80 CI-81 39.55 0.00 0.0050 36 47.2 6.7 43 0.11 260.89 260.67 267.60 6.71 3.71 2.58 22.66 0.28 CI-81 CI-82 39.82 0.00 0.0050 36 47.3 6.7 27 0.07 260.67 260.54 267.64 6.96 3.96 2.84 22.66 0.90 CI-82 CI-83 39.97 0.00 0.0050 36 47.1 6.7 107 0.27 260.54 260.01 1267.64 7.09 4.09 2.97 22.66 0.55 CI-83 FES-84 40.03 0.00 0.0664 36 171.9 24.3 81 0.06 257.35 252.00 ■`267.29 9.94 6.94 5.82 22.66 0.00 CI-56 CI57 0.00 0.0050 15 4.6 3.7 27 0.12 270.87 270.73 1275.42 4.56 3.31 2.18 0.00 0.90 CI-59 CI58 0.00 0.0050 15 4.6 3.7 27 0.12 269.57 269.43 - 4.61 3.36 2.23 0.00 0.28 CI-62 CI-63 2.760.000.0178 15 7.7 71 0.17 268.85 269.244.94 3.44 1.94 0.00 0.10 CI-63 CIE7 9.89 89 6.27 E 0.0169 18 13.7 7.7 69 0.15 268.85 267.68 4.94 344 2.32 6.27 0.28 CI-67 CI-70 12.06 _ 0.0050 24 16.0 5.1 43 0.14 266.78 266.56 5.65 3.65 2.52 7.81 0.28 CI-70 CI-72 0.00 0.0050 24 16.0 5.1 27 0.09 266.56 266.43 5.37 3.37 2.25 7.81 0.90 DI-64 DI-65 1.71 0.00 0.0067 15 5.3 4.3 123 0.48 272.61 271.80 ■ 2.46 1.21 0.08 0.00 0.55 DI-65 CI-66 3.49 0.00 0.0052 15 4.6 3.8 127 0.56 271.80 271.14 2.46 1.21 0.08 0.00 0.00 CI-66 CI-63 6.27• 0.00 0.0050 18 7.4 4.2 27 0.11 268.98 268.85 4.81 3.31 2.18 0.00 0.90 CI-68 CI-69 0.85 0.00 0.0050 15 4.6 3.7 43 0.19 267.88 267.66 4.50 3.25 2.12 0.00 0.28 CI-69 CIE7 0.00 0.0050 15 4.6 3.7 27 0.12 267.66 267.53 4.76 3.51 2.39 0.00 0.28 CI-73 CI-74 0.00 0.0050 15 4.6 3.7 27 0.12 266.41 266.28 4.56 3.31 2.18 0.00 0.90 2041-Storm drainage.xlex 10-YEAR Date:9/27I2024 Time:6:25 PM Page 5 0112 STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION / // LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / // CHECKED BY (SPECIFY) CSB DESIGN CRITERIA: n= 0.013 HYDRAULIC GRADE LINE-CONTINUED 1.DESIGN FOR THE 10 YR STORM g= 226 2.ASSUME TIME OF CONCENTRATION TO h= 26 AN INDIVIDUAL INLET=5 MIN.(Unless otherwise noted) INLET W.S.ELEV. 3.INTENSITY=g/(h+T),FOR 10 YR STORM OUTLET OUTLET INLET USE 1 FLOW FREE- HGL (g and h were derived from Raleigh-Durham Intensity- FROM TO W.S.ELEV CONTOL CONTROL CONDITION BOARD rO CROWN COMMENTS CAPACITY VS Duration-Frequency Charts,REF:NC Erosion and (FT) (FT) (FT) (FT) CONTROL (FT) DISCHARGE Sediment Control Planning and Design Manual) 4.MANNINGS"n"FACTOR=0.013 DI-30 JB-31 265.56 266.04 265.84 266.04 OUTLET 1.16 (0.04) OK 0.49 JB-31 CI-32 264.72 265.50 265.56 265.56 INLET 3.34 0.16 OK 0.52 CI-32 CI-36 263.82 264.01 262.75 11111■ OUTLET 3.34 (0.99) OK 1.52 CI-36 CI-37 263.35 263.82 262.81 263.82 OUTLET 3.02 (0.91) OK 0.57 CI-37 CI-38 263.03 263.35 262.49 263.35 OUTLET 3.81 (0.76) OK 0.62 CI-38 CI-28 263.03 262.37 263.03 OUTLET 3.99 (0.58) OK 0.48 CI-33 CI-34 264.07 264.11 262.96 264.11 OUTLET 2.73 (0.58) OK 3.26 CI-34 CI-32 264.07 262.72 OUTLET 3.59 (0.79) OK 3.05 DI-35 CI-34 11111■ 265.90 265.71 265.90 OUTLET 1.64 0.43 OK 2.64 CI-46 CI-47 272.70 272.71 272.76 272.76 INLET 2.31 0.61 OK 6.80 CI-47 CI-48 270.67 270.69 270.47 270.69 OUTLET 3.67 0.36 OK 3.31 CI-48 CI-49 270.45 270.48 270.34 270.48 OUTLET 3.87 0.43 OK 3.24 CI-49 CI-50 270.32 270.36 270.13 270.36 OUTLET 4.31 0.34 OK 3.15 CI-50 CI-51 270.10 270.18 270.02 270.18 OUTLET 4.49 0.39 OK 2.96 CI-51 CI-52 269.99 270.10 269.58 270.10 OUTLET 3.77 (0.01) OK 2.52 CI-52 CI-61 11111■ 269.99 269.36 11111■ OUTLET 3.48 (0.25) OK 2.23 CI-53 CI-52 11111■ 270.11 269.76 270.11 OUTLET 3.37 0.06 OK 1.80 CI-54 CI-55 273.72 273.93 273.50 273.93 OUTLET 3.23 (0.08) OK 1.46 CI-55 CI-57 272.05 272.88 273.72 273.72 INLET 3.44 (0.00) OK 2.81 CI-57 CI-58 271.29 272.05 272.05 111.1 OUTLET 3.37 (0.07) OK 4.53 CI-58 CI-60 270.06 270.86 271.29 .29 INLET 2.88 (0.60) OK 4.99 CI-60 CI-61 269.77 270.06 269.27 270.06 OUTLET 3.07 (0.24) OK 5.92 CI-61 CI-71 269.07 269.77 269.58 '269.77 1 OUTLET 3.36 (0.24) OK 0.50 CI-71 CI-72 268.76 269.07 268.26 269.07 OUTLET 3.56 (0.02) OK 12.95 CI-72 CI-74 268.22 268.76 267.61 268.76 OUTLET 3.18 (0.40) OK 17.58 CI-74 CI-75 267.68 268.22 266.76 268.22 I OUTLET 2.75 (0.83) OK 15.38 CI-75 CI-77 267.19 267.68 266.04 267.68 OUTLET 2.50 (1.08) OK 14.26 CI-77 CI-78 266.36 267.19 265.53 11111■ OUTLET 2.38 (1.19) OK 12.55 CI-78 CI-79 265.27 266.36 264.48 266.36 OUTLET 2.07 (1.51) OK 11.00 CI-79 CI-80 264.81 265.27 263.72 265.27 OUTLET 2.32 (1.25) OK 9.74 CI-80 CI-81 264.24 264.81 263.74 264.81 OUTLET 2.78 (0.93) OK 7.63 CI-B1 CI-82 263.42 264.24 263.54 264.24 OUTLET 3.39 (0.57) OK 7.43 CI-82 CI-83 262.41 263.35 263.42 263.42 INLET 4.22 0.12 OK 7.18 CI-83 FES-84 258.38 258.96 260.23 260.23 INLET 7.06 0.12 OK 131.87 10-YR ELEV 258.38 CI-56 CI-57 11111■ 272.14 271.61 272.14 OUTLET 3.28 (0.03) OK 2.53 CI-59 CI-58 271.32 270.25 271.32 OUTLET 2.85 (0.50) OK 3.13 CI-62 CI-63 270.95 271.14 271.34 271.34 INLET 3.47 0.41 OK 5.87 CI-63 CI-67 269.52 270.56 270.95 270.95 INLET 2.84 (0.60) OK 3.78 CI-67 CI-70 269.20 269.52 268.41 269.52 OUTLET 2.91 (0.74) OK 3.94 CI-70 CI-72 11111■ 269.20 268.24 269.20 OUTLET 2.74 (0.64) OK 3.52 DI-64 01-65 272.80 272.92 273.32 273.32 INLET 1.75 0.54 OK 3.57 DI-65 CI-66 272.14 272.58 272.77 272.77 INLET 1.48 0.28 OK 1.15 CI-66 CI-63 270.95 271.34 270.28 271.34 OUTLET 2.45 (0.85) OK 1.14 CI-68 CI-69 269.56 269.57 268.52 269.57 OUTLET 2.80 (0.45) OK 3.72 CI-69 CI-67 269.56 268.35 269.56 OUTLET 2.87 (0.65) OK 3.04 CI-73 CI-74 268.23 267.05 268.23 OUTLET 2.74 (0.57) OK 3.81 2041-Storm drainage.xlex 10-YEAR Date:9/27I2024 Time:6:25 PM Page 6 of 12 STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(1 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION/ / LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / // CHECKED BY (SPECIFY) CSB n= 0.013 STORM DRAINAGE SCHEDULE CONTINUED -e 9= 226 h= 26 INLET 0(+) 0(-) CAPTURED Tc I Cc INLET Cc INLET PSTREA INLET INLET TOTAL INLET PIPE TIME RUNOFF FROM TO AREAS AREA RUNOFF)ISCHARG BYPASS BYPASS JISCHARG: AREAS TIME TIME OF CONC.INTENSITI COEFF. (INLETS) (AC) COEFF. (CFS) (CFS) (CFS) (CFS) ( (AC) (MIN) (MIN) (MIN) (IN/HR) CI-76 CI-77 CI-76 0.20 0.55 0.44 0.00 0.09 -. 0.35 0.20 5.00 0.00 5.00 7.29 0.55 CI-85 CI-86 CI-85 0.46 0.65 1.20 0.00 0.43 0.77 0.46 5.00 0.00 5.00 7.29 0.65 CI-86 CI-87 CI-86 0.14 0.65 0.80 0.43 0.22 0.58 0.60 5.00 0.32 5.32 7.22 0.65 CI-87 CI-88 CI-87 0.11 0.80 0.34 0.00 0.06 0.28 0.71 5.00 0.44 5.44 7.19 0.67 CI-88 CI-89 CI-88 0.04 0.80 0.19 0.06 0.02 0.17 0.75 5.00 0.52 5.52 7.17 0.68 CI-89 CI-136 CI-89 0.03 0.80 0.10 0.00 0.01 0.09 0.78 5.00 0.57 5.57 7.16 0.68 CI-136 CI-90 CI-136 0.15 0.65 0.39 0.01 0.09 0.30 0.93 5.00 0.71 5.71 7.13 0.68 CI-90 CI-91 CI-90 0.14 0.65 0.44 0.09 0.11 0.33 1.06 5.00 0.84 5.84 7.10 0.68 CI-91 CI-92 CI-91 0.27 0.65 0.81 0.11 0.27 0.54 1.33 5.00 1.18 6.18 7.02 0.67 CI-92 JB-99 CI-92 0.45 0.65 1.67 0.50 0.37 1.30 1.78 5.00 1.71 6.71 6.91 0.67 JB-99 DI-100 JB-99 0.00 0.65 0.00 0.00 0.00 0.00 1.78 5.00 1.97 6.97 6.85 0.67 DI-100 CI-118 01-100 0.71 0.60 1.70 0.00 0.00 I 1.70 2.49 5.00 1.99 6.99 6.85 0.65 CI-118 CI-119 CI-118 0.26 0.65 1.10 0.42 0.35 0.75 2.75 5.00 2.31 7.31 6.78 0.65 CI-119 CI-114 CI-119 0.18 0.65 1.27 0.80 0.35 0.92 2.93 5.00 2.36 7.36 6.77 0.65 CI-114 CI-115 CI-114 0.54 0.62 1.95 0.61 0.00 1.95 3.47 5.00 2.43 7.43 6.76 0.64 CI-115 JB-121 CI-115 0.46 0.65 1.20 0.00 0.16 1.04 3.93 5.00 2.59 7.59 6.73 0.64 JB-121 DI-122 JB-121 0.00 0.62 0.00 0.00 0.00 0.00 3.93 5.00 2.88 7.88 6.67 0.64 DI-122 01-123 01-122 0.40 0.60 0.96 0.00 0.00 0.96 4.33 5.00 3.06 8.06 6.64 0.64 DI-123 CI-124 01-123 0.59 0.50 1.18 0.00 0.00 1.18 4.92 5.00 3.35 8.35 6.58 0.62 CI-124 CI-125 CI-124 0.29 0.65 0.75 0.00 0.25 ' 0.50 5.21 5.00 3.63 8.63 6.53 0.62 CI-125 FES-126 CI-125 0.06 0.80 0.19 0.00 0.02 0.17 5.27 5.00 3.69 8.69 6.51 0.63 CI-93 CI-92 CI-93 0.30 0.65 0.78 0.00 0.23 0.55 0.30 5.00 0.00 5.00 7.29 0.65 CI-94 CI-91 CI-94 0.48 0.65 I 1.27 0.02 0.51 ji 0.76 0.48 5.00 0.00 5.00 7.29 0.65 01-95 01-96 01-95 0.66 0.60 1.58 0.00 1.58 0.66 5.00 0.00 5.00 7.29 0.60 DI-96 CI-97 01-96 0.90 0.60 2.16 0.00 2.16 1.56 5.00 0.44 5.44 7.19 0.60 CI-97 CI-98 CI-97 0.26 0.65 1.18 0.51 0.79 1.82 5.00 0.94 5.94 7.08 0.61 CI-98 CI-92 CI-98 0.48 0.65 0.51 1.76 2.30 5.00 1.03 6.03 7.06 0.62 DI-101 01-102 01-101 0.65 0.60 1.56 0.00 0.0 1.56 0.65 5.00 0.00 5.00 7.29 0.60 DI-102 01-100 01-102 0.38 0.60 0.91 0.00 0.00 0.91 1.03 5.00 0.42 5.42 7.19 0.60 01-103 JB-99 01-103 0.41 0.60 0.98 0.00 0.00 0.98 0.41 5.00 0.00 5.00 7.29 0.60 CI-104 CI-105 CI-104 0.54 0.65 1.62 0.22 0.74 0.88 0.54 5.00 0.00 5.00 7.29 0.65 CI-105 CI-106 CI-105 0.10 0.80 0.33 0.00 0.07 0.26 0.64 5.00 0.12 5.12 7.26 0.67 CI-106 CI-107 CI-106 0.04 0.80 0.19 0.07 0.02 0.17 0.68 5.00 0.18 5.18 7.25 0.68 CI-107 CI-110 CI-107 0.02 0.80 0.06 0.00 0.02 0.04 0.70 5.00 0.22 5.22 7.24 0.68 CI-110 CI-111 CI-110 0.33 0.62 0.85 0.02 0.28 0.57 1.03 5.00 0.83 5.83 7.10 0.66 CI-111 CI-112 CI-111 0.41 0.62 1.30 0.28 0.51 0.79 1.44 5.00 1.23 6.23 7.01 0.65 CI-112 CI-113 CI-112 0.44 0.62 1.60 0.51 0.68 0.92 1.88 5.00 1.64 6.64 6.92 0.64 CI-113 CI-114 CI-113 0.23 0.62 1.24 0.68 0.45 J 0.79 2.11 5.00 1.85 6.85 6.88 0.64 CI-108 CI-109 CI-108 0.20 0.65 1.27 0.74 0.53 0.74 0.20 5.00 0.00 5.00 7.29 0.65 CI-109 CI-107 CI-109 0.02 0.80 0.06 0.00 0.00 0.06 0.22 5.00 0.12 5.12 7.26 0.66 CI-117 CI-115 CI-117 0.44 0.65 1.23 0.09 0.45 0.78 0.44 5.00 0.00 5.00 7.29 0.65 CI-116 CI-111 CI-116 0.48 0.65 1.27 0.02 0.78 0.48 5.00 0.00 5.00 7.29 0.65 2041-Storm drainage.xisx 10-YEAR Date:8/27/2024 Time:4:25 PM Page 7 0112 STORM DRAINAGE/HYDRAULIC GRADE LIN DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION/ / LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / / CHECKED BY (SPECIFY) CSB BEND LOSS K'S n= 0.013 STORM DRAINAGE SCHEDULE-CONTINUED 90 DEG=0.7 30 DEG=D.28 g= 226 60 DEG=0.55 15 DEG=0.10 h= 26 Q Q UPSTREAM I CI COVER SIDE- CAPACITY SEGMENT UPPER LOWER TOP BOX COVER BELOW IDESTREA� BEND FROM TO DISCHARGE STREAM SLOPE DIA. (FULL) V FULL LENGTH TIME INV. INV. ELEV. DEPTH SUBGRADESUMMATIOI LOSS (CFS) (CFS) (IN) (CFS) (FPS) (FT) (MIN) (FT) (FT) (FT) I (8") (CFS) K CI-76 CI-77 0.00 0.0050 15 4.6 3.7 27 0.12 265.01 264 88 269.57 4.56 3.31 2.18 0.00 0.90 CI-85 CI-86 2.18 0.00 0.0054 15 4.8 3.9 75 0.32 274.61 274.20 279.12 4.52 3.27 2.14 0.00 0.90 CI-86 CI-87 2.83 0.00 0.0050 15 4.6 3.7 27 0.12 274.16 274.03 278.72 4.56 3.31 2.18 0.00 0.28 CI-87 CI-88 3.43 0.00 0.0426 15 13.3 10.9 50 0.08 274.03 271.90 278.72 4.69 3.44 2.32 0.00 0.28 CI-88 CI-89 3.66 0.00 0.0231 15 9.8 8.0 27 0.06 271.90 271.29 276.46 4.56 3.31 2.18 0.00 0.90 CI-89 CI-136 3.83 0.00 0.0286 15 10.9 8.9 70 0.13 MIEN 269 29 276.46 5.17 3.92 2.80 0.00 0.00 CI-136 CI-90 4.49 0.00 0.0285 15 10.9 8.9 70 0.13 269.29 EtBM 273.55 4.26 3.01 1.88 0.00 0.00 CI-90 CI-91 5.10 0.00 0.0151 15 8.0 6.5 134 0.35 267.29 265.26 272.30 5.01 3.76 2.63 0.00 0.00 CI-91 CI-92 8.56 0.0080 18 9.4 5.3 167 0.53 EtMEMEEME 270.27 5.26 3.76 2.63 2.27 0.90 CI-92 JB-99 21.89 0.0090 30 38.8 7.9 126 0.27 262 68 ME= 268.75 6.07 3.57 2.44 13.69 0.90 JB-99 DI-100 23.61 0.0056 36 49.7 7.0 9 0.02 261.05 261 00 266.63 5.58 2.58 1.45 15.48 0.90 DI-100 CI-118 30.97 0.0050 36 47.0 6.6 127 0.32 MEM 260 87 266.58 5.08 2.08 0.95 19.92 0.90 CI-118 CI-119 32.01 0.00 0.0053 36 48.4 6.8 19 0.05 259 89 MIEN 266.13 6.24 3.24 2.12 19.92 0.90 CI-119 CI-114 32.79 0.00 0.0048 36 46.3 6.5 27 0.07 259.79 259 66 265.93 6.14 3.14 2.01 19.92 0.90 CI-114 CI-115 48.85 0.0051 42 71.6 7.4 71 0.16 259.16 258 80 266.11 6.95 3.45 2.32 33.75 0.90 CI-115 JB-121 52.88 0.0050 42 70.9 7.4 127 0.29 258 80 MEM. 266.37 7.57 4.07 2.94 35.84 0.90 JB-121 DI-122 52.73 0.00 0.0050 42 71.1 7.4 82 0.19 EnINEMIEN 267.90 9.73 6.23 5.10 35.84 0.90 DI-122 DI-123 54.23 0.00 0.0050 42 71.5 7.4 127 0.28 EIMEMEMESE 267.48 9.72 6.22 5.10 35.84 0.28 DI-123 CI-124 56.02 0.00 0.0050 42 70.9 7.4 127 0.29 EIRIMEZIMEM 263.95 6.83 3.33 2.20 35.84 0.00 CI-124 CI-125 57.09 0.00 0.0052 42 72.4 7.5 27 0.06 =ME= 263.45 6.96 3.46 2.33 35.84 0.00 CI-125 FES-126 57.36 0.00 0.0446 42 212.5 22.1 67 0.05 EIMMEEICE 263.45 8.45 4.95 3.83 35.84 0.00 CI-93 CI-92 0.00 0.0072 15 5.5 4.5 77 0.29 =ME= 269.07 4.57 3.32 2.19 0.00 0.90 CI-94 CI-91 0.00 0.0050 15 4.6 3.7 27 0.12 EMMEME 70.27 4.56 3.31 2.18 0.00 0.90 DI-95 DI-96 2.89 0.00 0.0102 15 6.5 5.3 140 0.44 268 0 266.58 2.64 1.39 0.27 0.00 0.90 DI-96 CI-97 6.73 0.00 0.0050 18 7.4 4.2 127 0.50 266.33 .22 2.89 1.39 0.27 0.00 0.90 CI-97 CI-98 7.82 0.00 0.0050 24 16.0 5.1 26 0.09 EIMEMECEEM 268.79 5.25 3.25 2.12 0.00 0.90 CI-98 CI-92 0.00 0.0050 24 16.0 5.1 27 0.09 263.41 263.28 268.75 5.34 3.34 2.21 0.00 0.00 DI-101 DI-102 2.84 0.00 0.0111 15 6.8 5.5 140 0.42 ECIMMEMIM 269.39 2.65 1.40 0.27 0.00 0.00 DI-102 DI-100 0.00 0.0076 15 5.6 4.6 140 0.51 265.11 264.04 267.84 2.73 1 48 0.36 0.00 0.90 DI-103 JB-99 0.00 0.0067 15 5.3 4.3 130 0.51 265.04 264.17 267.50 2.46 1.21 0.08 0.00 0.00 CI-104 CI-105 2.56 0.00 0.0050 15 4.6 3.7 27 0.12 EMEMEIME 274.90 4.56 3.31 2.18 0.00 0.28 CI-105 CI-106 3.15 0.00 0.0591 15 15.7 12.8 50 0.06 270.21 267.27 274.90 4.69 3.44 2.32 0.00 0.28 CI-106 CI-107 3.35 0.00 0.0423 15 13.3 10.8 27 0.04 267.21 271.77 4.56 3.31 2.18 0.00 0.90 CI-107 CI-110 4.54 0.0054 15 4.8 3.9 142 0.61 266 09 MEM 271.77 5.68 4.43 3.31 1.08 0.10 CI-110 CI-111 5.95 0.00 0.0101 15 6.5 5.3 124 0.39 265.32 264.08 270.03 4.72 3.47 2.34 1.08 0.10 CI-111 CI-112 9.95 2.MI 263.83 0.0104 18 10.7 6.0 149 0.41 262.28 268.77 4.94 3.44 2.32 3.36 0.00 CI-112 CI-113 12.92 1.17 0.0086 24 21.0 6.7 86 0.21 261.78 261.04 267.22 5.44 3.44 2.32 4.52 0.00 CI-113 CI-114 1.1.11111 0.00 0.0053 24 16.5 5.2 72 0.23 261.04 260 66 266.37 5.33 3.33 2.21 4.52 0.00 CI-108 CI-109 0.97 0.00 0.0050 15 4.6 3.7 27 0.12 EMEMEMEM 71.01 4.56 3.31 2.18 0.00 0.28 CI-109 CI-107 0.00 0.0050 15 4.6 3.7 46 0.21 266.32 266 09 71.01 4.69 3.44 2.32 0.00 0.28 CI-117 CI-115 0.00 0.0050 15 4.6 3.7 27 0.12 261.81 261.68 4.56 3.31 2.18 0.00 0.00 CI-116 CI-111 0.00 0.0050 15 4.6 3.7 27 0.12 MEE 264 08 4.56 3.31 2.18 0.00 0.90 2041-Storm Erainage.xlax 10-YEAR Date:8/27I2024 Time:4:25 PM Page 8 0112 STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION / // LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / // CHECKED BY (SPECIFY) CSB DESIGN CRITERIA: n= 0.013 HYDRAULIC GRADE LINE-CONTINUED 1.DESIGN FOR THE 10 YR STORM g= 226 2.ASSUME TIME OF CONCENTRATION TO h= 26 AN INDIVIDUAL INLET=5 MIN.(Unless otherwise noted) INLET W.S.ELEV. 3.INTENSITY=g/(h+T),FOR 10 YR STORM OUTLET OUTLET INLET USE 1 FLOW FREE- HGL (g and h were derived from Raleigh-Durham Intensity- FROM TO W.S.ELEV CONTOL CONTROL CONDITION BOARD rO CROWN COMMENTS CAPACITY VS Duration-Frequency Charts,REF:NC Erosion and (FT) (FT) (FT) (FT) CONTROL (FT) DISCHARGE Sediment Control Planning and Design Manual) 4.MANNINGS"n"FACTOR=0.013 CI-76 CI-77 267.20 265.66 267.20 OUTLET 2.37 (0.94) OK 3.77 CI-85 CI-86 275.20 275.36 275.37 275.37 INLET 3.76 0.49 OK 2.57 CI-86 CI-87 275.03 275.15 275.01 275.15 OUTLET 3.57 0.26 OK 1.73 CI-87 CI-88 272.91 273.16 274.99 274.99 INLET 3.73 0.29 OK 9.91 CI-88 CI-89 272.34 272.63 272.91 272.91 INLET 3.55 0.24 OK 6.16 CI-89 CI-136 270.49 270.83 272.34 272.34 INLET 4.12 0.20 OK 7.08 CI-136 CI-90 269.46 269.93 270.49 270.49 INLET 3.06 0.05 OK 6.42 CI-90 CI-91 268.47 269.46 268.66 269.46 OUTLET 2.84 (0.92) OK 2.85 CI-91 CI-92 266.83 268.47 266.77 OUTLET 1.80 (1.96) OK 0.82 CI-92 JB-99 266.02 266.83 264.79 OUTLET 1.92 (1.65) OK 16.96 JB-99 DI-100 265.75 266.02 263.03 OUTLET 0.61 (1.97) OK 26.10 DI-100 CI-118 265.04 265.75 263.83 OUTLET 0.83 (1.25) OK 16.00 CI-118 CI-119 264.52 265.04 262.27 265.04 OUTLET 1.09 (2.15) OK 16.38 CI-119 CI-114 263.96 264.52 262.22 264.52 OUTLET 1.41 (1.73) OK 13.49 CI-114 CI-115 263.20 263.96 262.02 263.96 OUTLET 2.15 (1.30) OK 22.79 CI-115 JB-121 262.16 263.20 261.85 263.20 OUTLET 3.17 (0.90) OK 17.98 JB-121 DI-122 261.25 262.16 261.22 262.16 OUTLET 5.74 (0.49) OK 18.41 DI-122 DI-123 260.46 261.25 260.88 261.25 OUTLET 6.23 0.01 OK 17.26 DI-123 CI-124 259.76 260.46 260.33 260.46 OUTLET 3.49 0.16 OK 14.84 CI-124 CI-125 259.15 259.56 259.76 259.76 INLET 3.69 0.23 OK 15.36 CI-125 FES-126 258.38 258.92 258.28 258.92 OUTLET 4.53 (0.42) OK 155.14 10-YR ELEV 258.38 CI-93 CI-92 266.90 265.18 266.90 OUTLET 2.17 (1.15) OK 4.08 CI-94 CI-91 268.58 266.49 268.58 OUTLET 1.69 (1.62) OK 2.30 DI-95 DI-96 268.00 268.41 268.87 268.87 INLET 1.78 0.39 OK 3.64 DI-96 CI-97 267.15 268.00 267.70 268.00 OUTLET 1.22 (0.17) OK 0.70 CI-97 CI-98 266.97 267.15 264.81 267.15 OUTLET 1.64 (1.61) OK 8.21 CI-98 CI-92 266.97 264.85 266.97 OUTLET 1.77 (1.56) OK 5.97 DI-101 DI-102 266.71 267.03 267.60 267.60 INLET 1.79 0.39 OK 3.96 DI-102 DI-100 - 266.71 266.30 266.71 OUTLET 1.13 (0.36) OK 1.19 DI-103 JB-99 IME 266.14 265.76 266.14 OUTLET 1.36 0.16 OK 3.49 CI-104 CI-105 271.21 271.31 271.15 271.31 OUTLET 3.59 0.28 OK 2.02 CI-105 CI-106 268.85 269.05 271.12 271.12 INLET 3.78 0.34 OK 12.56 CI-106 CI-107 268.60 268.85 268.15 268.85 OUTLET 2.92 (0.39) OK 9.94 CI-107 CI-110 267.76 268.60 267.30 , OUTLET 3.16 (1.27) OK 0.21 CI-110 CI-111 266.46 267.76 266.96 267.76 OUTLET 2.28 (1.19) OK 0.53 CI-111 CI-112 264.84 266.46 265.94 266.46 OUTLET 2.30 (1.14) OK 0.74 CI-112 CI-113 264.41 264.84 263.51 264.84 OUTLET 2.38 (1.06) OK 8.08 CI-113 CI-114 264.41 262.87 264.41 1 OUTLET 1.97 (1.37) OK 2.65 CI-108 CI-109 268.63 268.64 267.10 268.64 OUTLET 2.37 (0.94) OK 3.61 CI-109 CI-107 268.63 266.98 268.63 OUTLET 2.38 (1.06) OK 3.48 CI-117 CI-115 - 263.26 262.56 263.26 OUTLET 3.11 (0.20) OK 2.47 CI-116 CI-111 266.46 I 266.58 264.98 266.58 OUTLET 2.19 (1.12) OK 2.30 2041-Storm drainage.xlax 10-YEAR Date:8/27I2024 Time:6:25 PM Page 9 of 12 STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(1 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION/ / LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / // CHECKED BY (SPECIFY) CSB n= 0.013 STORM DRAINAGE SCHEDULE CONTINUED -e g= 226 h= 26 INLET Cl(+) p(-) CAPTURED Tc I Cc INLET Cc INLET UPSTREAN INLET INLET TOTAL INLET PIPE TIME RUNOFF FROM TO AREAS AREA RUNOFF DISCHARGE BYPASS BYPASS)ISCHARG: AREAS TIME TIME OF CONC.INTENSITY COEFF. (INLETS) (AC) COEFF. (CFS) (CFS) (CFS) (CFS) ( (AC) (MIN) (MIN) (MIN) (IN/HR) CI-120 CI-112 CI-120 0.25 0.65 I 1.13 I 0.49 I 0.42 0.71 0.25 5.00 0.00 5.00 7.29 0.65 DI-127 CI-128 DI-127 0.23 0.55 0.51 . 0.00 0.51 0.23 5.00 0.00 5.00 7.29 0.55 CI-128 CI-129 CI-128 0.53 0.65 1.38 0.00 0.67 0.76 5.00 0.10 5.10 7.27 0.62 CI-129 FES-130 CI-129 0.17 0.65 0.45 0.00 0.35 0.93 5.00 0.21 5.21 7.24 0.63 CI-131 CI-132 CI-131 0.59 0.70 0.00 1.65 0.59 5.00 0.00 5.00 7.29 0.70 CI-132 FES-133 CI-132 0.59 0.70 0.25 1.90 1.18 5.00 0.14 5.14 7.26 0.70 PIPE 1 IN PIPE 1 OUT PIPE 1 IN PIPE 2IN PIPE 2 OUT PIPE 2 IN RI-134 FES-135 RI-134 2041-Storm drainage.xisx 10-YEAR Date:8/27I2024 Time:4:25 PM Page 10 of 12 STORM DRAINAGE/HYDRAULIC GRADE LIN DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION/ / LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / / CHECKED BY (SPECIFY) CSB BEND LOSS ICS n= 0.013 STORM DRAINAGE SCHEDULE-CONTINUED 90 DEG=0.7 30 DEG=D.28 g= 226 60 DEG=0.55 15 DEG=0.10 h= 26 Q Q UPSTREAM I CI COVER SIDE- CAPACITY SEGMENT UPPER LOWER TOP BOX COVER BELOW IIDESTREA BEND FROM TO DISCHARGE STREAM SLOPE DIA. (FULL) V FULL LENGTH TIME INV. INV. ELEV. DEPTH SUBGRADBUMMATIOI LOSS (CFS) (CFS) (IN) (CFS) (FPS) (FT) (MIN) (FT) (FT) (FT) I (8") (CFS) K CI-10: 12 17 0.00 0.0050 15 4.6 3.7 27 0.12 262.66 262.53 267.22 4.56 3.31 2.18 0.00 0.90 DI-127 CI-128 0.92 0.00 0.0051 15 4.6 3.7 22 0.10 EIMEMEEIZE 257.37 2.27 1.02 (0.11) 0.00 0.00 CI-128 CI-129 3.42 0.00 0.0053 15 4.7 3.8 27 0.12 254.99 254.85 257.76 2.77 1.52 0.40 0.00 0.00 CI-129 FES-130 4.23 0.00 0.0051 15 4.6 3.7 22 0.10 254.85 254.74 257.76 2.91 1.66 0.54 0.00 0.00 CI-131 CI-132 3.01 0.00 0.0038 15 4.0 3.2 27 0.14 254.60 254.50 2.60 1.35 0.22 0.00 0.28 CI-132 FES-133 6.00 0.00 0.0293 15 11.1 9.0 29 0.05 254.50 253.65 2.70 1.45 0.32 0.00 0.00 PIPE 1 IN PIPE 1 OUT 20.48 0.00 0.0092 30 39.4 8.0 65 0.14 MIN 252.00 257.36 4.76 2.26 1.14 0.00 0.00 PIPE 2 IN PIPE 2 OUT 7.93 0.00 0.0053 18 7.6 4.3 72 0.28 269.18 268.80 272.37 3.19 1.69 0.56 0.00 0.00 --- RI-134 FES-135 115.00 0.00 0.0102 48 145.3 11.5 88 0.13 252.00 251.10 259.50 7.50 3.50 2.38 0.00 0.00 2041-Storm drainage.xlax 10-YEAR Date:9/27I2024 Time:6:25 PM Page 11 of 12 STORM DRAINAGE/HYDRAULIC GRADE LINE DATE DESIGN PHASE ANALYSIS(10 YEAR) 6-5-24 PRELIM / / PROJECT NAME PROJECT NO CONSTR /X/ Drake Landing Subdivision 2041 REVISION / // LOCATION BY RECORD / / Hoke County,North Carolina CEK OTHER / // CHECKED BY (SPECIFY) CSB DESIGN CRITERIA: n= 0.013 HYDRAULIC GRADE LINE-CONTINUED 1.DESIGN FOR THE 10 YR STORM g= 226 2.ASSUME TIME OF CONCENTRATION TO h= 26 AN INDIVIDUAL INLET=5 MIN.(Unless otherwise noted) INLET W.S.ELEV. 3.INTENSITY=g/(h+T),FOR 10 YR STORM OUTLET OUTLET INLET USE 1 FLOW FREE- HGL (g and h were derived from Raleigh-Durham Intensity- FROM TO W.S.ELEV CONTOL CONTROL CONDITION BOARD TO CROWN COMMENTS CAPACITY VS Duration-Frequency Charts,REF:NC Erosion and (FT) (FT) (FT) (FT) CONTROL (FT) DISCHARGE Sediment Control Planning and Design Manual) 4.MANNINGS"n"FACTOR=0.013 CI-120 CI-112 264.84 264.87 263.33 264.87 OUTLET 2.35 (0.96) OK 3.39 DI-127 CI-128 256.13 256.14 255.75 256.14 OUTLET 1.23 0.21 OK 3.67 CI-128 CI-129 255.99 256.13 255.95 256.13 OUTLET 1.63 0.11 OK 1.27 CI-129 FES-130 255.74 255.94 255.99 255.99 INLET 1.77 0.11 OK 0.36 GROUND 254.74 CI-131 CI-132 256.15 256.29 255.48 256.29 OUTLET 0.90 (0.44) OK 0.96 CI-132 FES-133 254.65 255.12 256.15 256.15 INLET 1.04 (0.40) OK 5.06 GROUND 253.65 PIPE 1 IN PIPE 1 OUT 254.00 254.32 254.60 254.60 INLET 2.76 0.50 OK 18.93 GROUND 252.00 PIPE 2IN PIPE 2 OUT 270.00 270.59 270.80 270.80 INLET 1.57 (0.12) OK -0.30 GROUND 268.80 RI-134 FES-135 254.30 255.63 257.61 257.61 INLET 1.89 (1.61) OK 30.27 GROUND 251.10 2041-Storm drainage.xlax 10-YEAR Date:9/27I2024 Time:6:25 PM Page 12 of 12