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Stormwater Amendment Plans Attachment 2_20-000713-620-623 & 628
Attached to the e-mail Minor Change Application OPW20/0145 - Cover letter - Stormwater Plans - Line 5 Tech Memo - Owner's Consent - DA Form 5.
Original PDF page 3, section 1. The text section number identifies this passage in the reader.
Plans and drawings
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Log in to see the plans as drawn LOCATION CATCHMENT PROPERTIES FULL AREA RUNOFF PART AREA RUNOFF INLET DESIGN DRAIN DESIGN HEADLOSSES PART FULL DESIGN LEVELS
fi Ci Cp tc I A CA Q tc I A CA Q Qa Qg Qb tc I CA Qp L S Vf S/Do Qg/Qo Du/Do Vf2/2g Ku hu Kw hw Sf hf dn Vn
EQUIVALENT IMPERVIOUS AREA
EQUIVALENT IMPERVIOUS AREA
SUB-CATCHMENT DISCHARGE
SUB-CATCHMENT DISCHARGE
U/S HEAD LOSS COEFFICIENT
PARTIAL CATCHMENT AREA
FLOW IN K&C(INC. BYPASS)
PIPE FRICTION HEAD LOSS
TIME OF CONCENTRATION
TIME OF CONCENTRATION
COEFFICIENT OF RUNOFF
COEFFICIENT OF RUNOFF
CRITICAL TIME OF CONC.
BYPASS STRUCTURE No.
SUB-CATCHMENT AREA
FRACTION IMPERVIOUS
ROAD GRADE AT INLET
SUBMERGENCE RATIO
IMPERVIOUS AREA
ROAD XFALL AT INLET
PIPE FRICTION SLOPE
PERVIOUS AREA
NORMAL DEPTH VEL.
RAINFALL INTENSITY
RAINFALL INTENSITY
RAINFALL INTENSITY
FULL PIPE VELOCITY
GRATE FLOW RATIO
W.S.E COEFFICIENT
CHANGE IN W.S.E
FLOW INTO INLET
DIAMETER RATIO
VELOCITY HEAD
STRUCTURE No.
STRUCTURE No.
NORMAL DEPTH
CHART(S) USED
DRAIN SECTION
REACH LENGTH
U/S HEAD LOSS
BYPASS FLOW
PIPE U/S H.G.L
PIPE D/S H.G.L
GRATE LEVEL
TOTAL (C x A)
FLOW DEPTH
FLOW WIDTH
FREEBOARD
PIPE GRADE
INLET TYPE
PIPE U/S I.L
PIPE D/S I.L
PIPE FLOW
FLOW DxV
PIPE SIZE
W.S.E
min mm/h ha ha L/s min mm/h ha ha L/s L/s m m % % L/s L/s min mm/hr ha L/s m % mm m/s m m m % m m m/s m m m m m m m
1/1 A 10 0.9 0.7 20 127 2.14 1.541 543 20 127 2.14 1.541 543 543 0.5 FSIP-9x9 543 0 20 127 1.541 543 4 0.5 600 1.92 2.57 1 G1 0.189 3.66 0.691 0.691 0.78 0.031 0.6 1.92 2.9 2.88 3.752 3.721 4.443 4.577 0.134 1/1
1200x60
2/1 A 0 MH1800 20.03 127 1.541 543 36.841 0.58 0 0.75 1.49 0 0.63 T9/T10 0.029 2.24 0.065 3.26 0.095 0.08 0.03 0.246 1.84 2.854 2.638 3.656 3.625 3.75 4.244 0.494 2/1
1200x60
3/1 A 0 MH1800 20.34 126 1.675 587 11.047 0.2 0 0.82 1.69 0 1 T1/T3 0.034 1.15 0.039 1.35 0.046 0.1 0.011 0.377 1.3 2.618 2.596 3.586 3.576 3.632 4.146 0.514 3/1
MH1500 1200x60
4/1 A 0 E900 20.43 126 1.879 657 6.44 0.21 0 0.91 1.69 0 1 T3/T6 0.042 1.72 0.073 2.03 0.086 0.12 0.008 0.403 1.36 2.576 2.563 3.503 3.495 3.589 4.228 0.639 4/1
MH1500 1200x60
5/1 A 0 E900 10.91 166 2.466 1130 12.967 0.15 0 1.57 1.65 0 1 T3/T6 0.126 1.87 0.235 2.16 0.272 0.36 0.046 0.6 1.57 2.543 2.524 3.26 3.214 3.531 4.259 0.727 5/1
MH1500 1200x60
6/1 A 0 E900 11.02 165 2.566 1171 17.79 0.15 0 1.63 1.21 0 1 T1/T3 0.135 0.54 0.072 0.62 0.083 0.38 0.068 0.6 1.63 2.5 2.473 3.141 3.073 3.225 4.506 1.281 6/1
HW
7/1 outlet 3.073 3.92 7/1
1/2 A 80 0.9 0.86 5 221 0.151 0.135 83 5 221 0.151 0.135 83 83 0.091 RSIP-9x9 83 0 LOST 5 221 0.135 83 14.058 0.5 450 0.52 2.22 1 G1 0.014 4.34 0.061 0.061 0.09 0.012 0.202 1.21 2.7 2.63 3.637 3.625 3.698 4.1 0.402 1/2
1/4 A 80 0.9 0.86 5 221 0.112 0.1 61 5 221 0.112 0.1 61 61 0.073 RSIP-9x9 61 0 LOST 5 221 0.1 61 10.127 1 375 0.56 1.67 1 G1 0.016 6.27 0.099 0.099 0.12 0.012 0.153 1.45 2.7 2.599 3.226 3.214 3.325 4 0.675 1/4
1/G to
1/7 MH. 80 0.9 0.7 10 171 0.231 0.199 94 10 171 0.231 0.199 94 94 0.186 FSIP-9x9 94 0 10 171 0.199 94 8.08 1.47 375 0.86 2.51 1 G1 0.037 3.74 0.14 0.14 0.29 0.023 0.175 1.87 3.3 3.181 4.1 4.077 4.24 4.734 0.494 1/7
GULLY
1A/7 A 80 0.9 0.86 5 221 0.131 0.117 72 5 221 0.131 0.117 72 72 2.704 0.109 0.07 0.56 3 71 1 1/2 10.07 171 0.316 149 5.563 1.47 375 1.35 2.39 0.43 1 T1 0.093 1.4 0.13 0.131 0.72 0.04 0.231 2.08 3.181 3.099 3.946 3.906 4.077 4.421 0.344 1A/7
BK-S
1/H to GULLY
2/8 80 0.9 0.86 5 221 0.066 0.058 36 5 221 0.066 0.058 36 36 1.905 0.072 0.05 36 0 5 221 0.058 36 11.962 5.52 375 0.33 1.11 1 G1 0.005 7 0.038 0.038 0.04 0.005 0.075 2.29 3.6 2.94 3.979 3.974 4.016 4.581 0.565 2/8
2/H BK-S
2/H to GULLY
1/8 80 0.9 0.86 5 221 0.055 0.049 30 5 221 0.055 0.049 30 30 2.157 0.076 0.04 30 0 5.1 220 0.107 65 24.628 0.53 375 0.59 2.76 0.46 1 T9 0.018 1.84 0.033 1.9 0.034 0.14 0.034 0.191 1.16 2.94 2.81 3.941 3.906 3.975 4.5 0.525 1/8
MH. BK-S
1/I to GULLY
1/9 80 0.9 0.86 5 221 0.112 0.1 61 5 221 0.112 0.1 61 61 2.069 0.087 0.08 0.5 3 61 0 2/8 5 221 0.1 61 6.029 0.66 375 0.56 2.91 1 G2 0.016 4 0.063 0.063 0.12 0.007 0.172 1.24 3.1 3.06 4.128 4.121 4.191 4.645 0.454 1/9
MH. BK-S
1/10 1/J to 80 0.9 0.7 10 171 0.247 0.213 101 10 171 0.247 0.213 101 101 0.193 FSIP-9x9 101 0 10 171 0.213 101 13.773 0.73 375 0.91 2.59 1 G1 0.043 3.64 0.156 0.156 0.33 0.046 0.226 1.46 3.55 3.449 4.366 4.32 4.521 5.191 0.67 1/10
MH.
1/K to GULLY
3/11 80 0.9 0.86 5 221 0.106 0.094 58 5 221 0.106 0.094 58 58 1.58 0.092 0.11 4.51 3 53 4 LOST 5 221 0.094 53 11.134 2.2 375 0.48 1.22 1 G1 0.012 7 0.084 0.084 1.49 0.206 0.115 1.85 6.025 5.78 6.193 6.026 6.276 7.005 0.729 3/11
2/K BK-S
2/K to GULLY
2/11 80 0.9 0.86 5 221 0.033 0.03 18 5 221 0.033 0.03 18 18 2.998 0.051 0.06 4.51 3 18 0 LOST 5.09 220 0.124 71 18.564 1.05 375 0.65 1.16 0.25 1 T9/T10 0.021 2.41 0.051 2.74 0.058 0.37 0.121 0.164 1.53 5.78 5.585 5.975 5.906 6.033 7.14 1.107 2/11
3/K BK-S
3/K to
1/11 0 MH1050 5.25 218 0.124 71 25.544 0.45 375 0.64 1.13 0 1 T6 0.021 2.1 0.044 2.41 0.05 0.11 0.04 0.21 1.11 5.585 5.471 5.862 5.834 5.912 8.011 2.099 1/11
7/22
1/15 to
1/15 80 0.9 0.86 5 221 0.113 0.101 62 5 221 0.113 0.101 62 62 0.163 FSIP-6x9 62 0 5 221 0.101 62 14.134 1.83 375 0.56 1.3 1 G1 0.016 7 0.112 0.112 0.1 0.017 0.131 1.81 6.32 6.061 6.652 6.638 6.764 7.95 1.186 1/15
5/22
1/21 to GULLY
1/21 0 0 0 0 0 0 0 0 1.2 2.99 0 0 1/21C 5 221 0 0 15.063 1 375 0 0 0 0 0 0.44 0.067 0 0 7.092 6.942 7.092 7.025 7.092 8.302 1.209 1/21
2/21 BK-S
2/21 to GULLY
2/21 0 0 0 0 0 0 0 0 0.94 3 0 0 3/21 5.13 219 0 0 37.405 0.8 375 0 0 0 0 0 0 0 0 0 6.922 6.623 7.025 7.025 7.025 8.31 1.284 2/21
3/21 BK-S
3/21 to GULLY
3/21 0 0 0 0 0 0 0 0 0.85 3 0 0 4/21 5.44 215 0 0 27.003 0.75 375 0 0 0 0 0 0 0 0 0 6.603 6.4 7.025 7.025 7.025 7.939 0.913 3/21
4/21 BK-S
4/21 to
4/21 0 0 0 0 0 0 0 0 0 0.11 SAG BK-S 0 0 5.66 212 0 365 14.864 0.17 750 0.83 0.035 0 0 0 0.09 0.014 0.507 1.15 6.32 6.295 7.025 7.012 7.025 7.789 0.764 4/21
5/21
5/21 to
5/21 0 0 0 0 0 0 0 0 0 0.11 FSIP-6x9 0 0 5.79 211 0 365 21.217 0.47 750 0.83 1.13 0 1 T9/T10 0.035 2.33 0.081 2.73 0.095 0.06 0.02 0.365 1.71 6.295 6.195 6.931 6.918 7.026 7.788 0.762 5/21
6/21
6/21 to
6/21 0 MH1050 5.96 208 0 365 22.608 0.44 750 0.83 1.09 0 1 T1/T3 0.035 1.53 0.053 1.85 0.065 0.07 0.021 0.372 1.67 6.195 6.095 6.864 6.848 6.929 8.068 1.139 6/21
7/21
7/21 MH1050 6.848 8.274 7/21
1/21C to GULLY
1/21C 0 0 0 0 0 0 0 0 0.92 3 0 0 5/21 5 221 0 0 15.913 0.5 375 0 0 0 0 0 0 0 0 0 6.702 6.623 7.025 7.025 7.025 7.983 0.957 1/21C
3/21 BK-S
1/22C to GULLY
1/27C 80 0.9 0.85 15 144 0.076 0.068 27 5 221 0.066 0.059 36 36 2.289 0.088 0.04 0.5 3 36 0 LOST 5 221 0.059 36 20.866 0.5 375 0.33 1.1 1 G1 0.006 7 0.039 0.039 0.02 0.013 0.139 0.97 6.924 6.82 7.144 7.139 7.183 8.139 0.956 1/27C
4/22 BK-S
1/24 to
1/24 80 0.9 0.86 5 221 0.121 0.108 66 5 221 0.121 0.108 66 66 0.169 FSIP-6x9 66 0 5 221 0.108 66 3.2 2 375 0.6 1.34 1 G1 0.018 7 0.128 0.128 3.72 0.008 0.132 1.9 6.764 6.7 6.951 6.832 7.079 7.95 0.871 1/24
6/22
1/22 to GULLY
1/27 70 0.9 0.7 15 144 0.063 0.053 21 5 221 0.05 0.044 27 27 1.82 0.08 0.04 0.59 3 27 0 1/27C 5 221 0.044 27 15 0.5 375 0.24 1.08 1 G2 0.003 9.7 0.029 0.029 0.02 0.019 0.119 0.9 7.33 7.255 7.472 7.469 7.501 8.463 0.962 1/27
2/22 BK-S
2/22 to GULLY
2/27 70 0.9 0.7 5 221 0.069 0.058 35 5 221 0.069 0.058 35 35 2.046 0.087 0.05 0.59 3 35 0 3/27 5.12 219 0.102 62 31.266 0.5 375 0.56 1.14 0.57 1 G1/T10 0.016 2.94 0.047 3.25 0.052 0.31 0.129 0.187 1.12 7.235 7.079 7.422 7.324 7.474 8.463 0.988 2/27
3/22 BK-M
3/22 to GULLY
3/27 70 0.9 0.7 5 221 0.046 0.039 24 5 221 0.046 0.039 24 24 0.24 3 24 0 4/27 5.26 217 0.139 84 44.957 0.5 375 0.76 1.18 0.28 1 T3/T6 0.03 1.79 0.053 2.29 0.068 0.29 0.17 0.226 1.21 7.045 6.82 7.271 7.139 7.339 8.306 0.967 3/27
4/22 BK-S
4/22 to GULLY
4/27 70 0.9 0.7 5 221 0.061 0.051 31 5 221 0.061 0.051 31 31 1.864 0.082 0.04 0.5 3 31 0 1/15 5.64 212 0.25 147 See the original
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