Page 127 - Eden Meadow 35 houses application as of 12 October

Infrastructure Design Limited Page 2
33 The Point Rockingham Road Eden Meadow
Market Harborough Newington
Leicestershire LE16 7QU Permeable Paving 1 in 40
Date 14/05/2020 10:31 Designed by IDL
File Perm Paving 1 in 40 gra... Checked by PT
Micro Drainage Source Control 2017.1.2

Summary of Results for 100 year Return Period (+40%)

Storm Max Max Max Max Status
Event Level Depth Infiltration Volume
(m) (m) (l/s) (m³)
30 min Winter 34.762 0.362 1.1 3.9 O K
60 min Winter 34.758 0.358 1.1 3.8 O K
120 min Winter 34.739 0.339 1.0 3.4 O K
180 min Winter 34.716 0.316 0.9 3.0 O K
240 min Winter 34.694 0.294 0.9 2.6 O K
360 min Winter 34.657 0.257 0.8 2.0 O K
480 min Winter 34.627 0.227 0.7 1.5 O K
600 min Winter 34.602 0.202 0.6 1.2 O K
720 min Winter 34.583 0.183 0.5 1.0 O K
960 min Winter 34.555 0.155 0.5 0.7 O K
1440 min Winter 34.520 0.120 0.4 0.4 O K
2160 min Winter 34.490 0.090 0.3 0.2 O K
2880 min Winter 34.473 0.073 0.2 0.2 O K
4320 min Winter 34.452 0.052 0.2 0.1 O K
5760 min Winter 34.445 0.045 0.1 0.1 O K
7200 min Winter 34.441 0.041 0.1 0.0 O K
8640 min Winter 34.438 0.038 0.1 0.0 O K
10080 min Winter 34.435 0.035 0.1 0.0 O K

Storm Rain Flooded Time-Peak
Event (mm/hr) Volume (mins)
(m³)

30 min Winter 131.899 0.0 30
60 min Winter 75.893 0.0 48
120 min Winter 43.667 0.0 84
180 min Winter 31.604 0.0 120
240 min Winter 25.125 0.0 154
360 min Winter 18.184 0.0 218
480 min Winter 14.457 0.0 280
600 min Winter 12.100 0.0 340
720 min Winter 10.463 0.0 400
960 min Winter 8.473 0.0 520
1440 min Winter 6.293 0.0 752
2160 min Winter 4.674 0.0 1104
2880 min Winter 3.785 0.0 1468
4320 min Winter 2.678 0.0 2200
5760 min Winter 2.095 0.0 2936
7200 min Winter 1.732 0.0 3672
8640 min Winter 1.482 0.0 4264
10080 min Winter 1.300 0.0 5096

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