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Home My WebLink AboutSUB198000015 Calculations Final Plat 1983-11-15 v � ^ RESERVOIR FLOOD ROUTING � �- PROJECT NAME: COMMONWEALTH DRIVE ~ DATE: 11-15-83 W~ FIRST WEIR COEFFICIENT= 3. 33 WEIR LENGTH 9. 42 ~ SECOND WEIR COEFFICIENT= 3. 33 WEIR LENGTH= 100 �^ ~ ELEVATIONS: WEIR #1= 473. 5 WEIR 42= 515 ORIFICE COEFFICIENT= . 6 ORIFICE AREA= 7. 07 � PIPE DIAMETER - FT = 3 PIPE LENGTH - FT= 448 � MANNINGS N= . 024 SLOPE= . 0232 KE= . 9 <� STORAGE COEFFICIENTS: A= 84 B= 2. 9 RISER HEIGHT - FT = 0 OUTFLOW POOL � TIME INFLOW ORIFICE WEIR 1 WEIR 2 PIPE CONTROL STORAGE ELEV (MIN) (CFS) (CFS) (CFS) (CFS) (CFS) (CFS) (AC FT) (FT) � 0 0 0 0 0 0 0 0. 00 473. 50 ~- 5 41 40 51 0 48 40 0. 00 474.88 10 83 68 251 0 54 54 0. 11 477. 50 � 15 124 86 512 0 59 59 0. 43 479. 94 20 166 100 795 0 64 64 1 . 00 482. 13 25 207 111 1086 0 67 67 1 . 83 484. 13 { 30 182 119 1330 0 70 70 2. 70 485. 66 ` - 35 157 123 1497 0 72 72 3. 39 486. 66 40 133 126 1605 0 73 73 3. G8 487. 28 � 45 108 128 1671 0 73 73 4. 20 487. 66 . 50 83 129 1704 0 74 74 4. 36 487. 84 55 58 129 1704 O 74 74 4. 36 487. 85 / OUTFLOW EXCEEDS INFLOW ULAFF' HYDROGRAPH ) FLOW = 207 CFS OF CONCENTRATION = 25 MIN (MIN) FLOW (CFS) 41 . 4 82. 8 rl� • 2.' L 165. 6 207 182. 21 157. 419 13i'. 629 107. 838 83. 0479 58.2575 _ _ . 4671 8. 67667 VOIR FLOOD ROUTING CT NAME: COMMONWEALTH DRIVE 11-15-83 WE1i COEFFICIENT= 1 . 33 WEIR LENGTH 7. 85 D WEIR COEFFICIENT= 3. 33 WEIR LENGTH= 100 TIONS: WEIR #1= 473. 5 WEIR #2= 515 - CE COEFFICIENT= . 6 ORIFICE AREA= 4. 91 DIAMETER - FT = 2. 5 FIFE LENGTH - FT= 448 NGS N= . 024 SLOFE= . 0 '_2 F:E= . 9 GE COEFFICIENTS: A= 84 D= 2. 9 HEIGHT - FT = 0 OUTFLOW FOOL w ` - RESERVOIR FLOOD ROUTING r PROJECT NAME: COMMONWEALTH DRIVE I' DATE: 11-15-87 FIRST WEIR COEFFICIENT= 7. 77 WEIR LENGTH 7. 85 SECOND WEIR COEFFICIENT= 7. 77 WEIR LENGTH= 100 F ELEVATIONS: WEIR #1= 473. 5 WEIR #2= 515 ORIFICE COEFFICIENT= . 6 ORIFICE AREA= 4. 91 Ir PIPE D I.iMETER - FT = 2. 5 PIPE LENGTH - FT= 448 MANN I NGS N= . 024 SLOPE= . 0'23"2 F=:E= . 9 STORAGE COEFFICIENT A= 84 B= 2. 9 RISER HEIGHT - FT = 0 C OUTFLOW POOL TIME INFLOW ORIFICE WEIR 1 WEIR 2 F'IF'E CONTROL STORAGE ELEV (` (MIN) (CFS) (CFS) (CFS) (CFS) (CFS) (CFS) (AC FT) (FT) 0 0 0 0 o 0 0 0. 00 473. 50 (... 5 41 38 109 0 73 77 0. 07 476. 09 J 10 8.3 54 705 0 36 36 0. 22 478. 64 15 124 65 542 t> 79 39 0. 68 481 . 05 -0 166 74 786 0 42 42 1 . 79 483. 17 25 207 81 1078►78 0 44 44 2. 78 485. 14 0 182 86 1254 0 45 45 7.43 486. 70 ( 75 157 89 1408 0 47 47 4. 29 437. 77 40 17 92 1521 0 47 47 4.98 -88. 52 45 108 93 1598 i y 48 48 5. 48 489. 02 50 8.3 94 1646 0 48 48 5. 80 489. 73 55 58 94 1666 0 48 48 5. 94 489. 45 60 73 94 1667 0 48 48 5. 94 469. 46 (. OUTFLOW EXCEEDS INFLOW C