BsmRevRpt2

Table 20 :

NODE

Predicted 10 Year To 50 Year Flood Levels (m) And Affluxes (m)
(Yellow shading indicates areas within site)

PRE-DEV POST-DEV AFFLUX

EASTERN TRIBUTARY

ON OanR WD =

MMM eee ean nnn an gg
NBA CO AN DAA RWNY +0

WESTERN TRIBUTARY

23
24
25
26
27
28
29
29.5
30
31
32
33
34
35
36
37
38
39

103.013
103.000
101.605
101.533
101.447
100.920
100.903
100.415
100.404
100.428
100.375
100.305
100.003
99.956
98.879
99.604
99.345
99.178
98.930
98.172
98.110
97.936

100.976
100.970
100.403
100.330
100.250
100.197
100.162
100.126
99.600
99.378
99.345
99.152
98.933
98.171
98.109
98.041
97.821
97.223

10 YEAR

103.013
103.001
101.509
101.304
100.945
100.942
100.919
100.728
100.709
100.713
100.683
100.391
100.043
99.997
99.876
99.596
99.337
99.172
98.924
98.166
98.104
97.928

100.919
100.719
100.504
100.365
100.278
100.104
99.972
99.896
99.612
99.372
99.338
99.147
98.927
98.164
98.104
98.033
97.814
97.215

0.00
0.00

-0.23
-0.50
0.02
0.02
0.31
0.31
0.28
0.31
0.09
0.04
0.04
1.00
-0.01
-0.01
-0.01
-0.01
-0.01
-0.01
-0.01

-0.06
-0.25
0.10
0.03
0.03
-0.09
-0.19
-0.23

 

PRE-DEV POST-DEV AFFLUX

103.045
103.028
101.654
101.611
101.484
100.983
100.963
100.552
100.538
100.532
100.476
100.404
100.041
100.002
99.935
99.681

99.440
99.251

99.020
98.270
98.199
98.064

101.044
100.824
100.461
100.386
100.304
100.245
100.205
100.170
99.658
99.491
99.446
99.215
99.024
98.270
98.198
98.161
97.933
97.332

20 YEAR

103.044
103.027
101.593
101.350
100.966
100.961
100.933
100.817
100.802
100.808
100.772
100.482
100.135
100.039
99.922
99.674
99.436
99.249
99.017
98.267
98.196
98.060

100.995
100.790
100.577
100.438
100.346
100.172
100.035
99.955
99.666
99.487
99.443
99.213
99.020
98.267
98.196
98.158
97.930
97.328

0.00
0.00

-0.26
-0.52
-0.02
-0.03
0.26
0.26
0.28
0.30
0.08
0.09
0.04
-0.01
-0.01
0.00
0.00
0.00
0.00
0.00
0.00

-0.05
-0.03
0.12
0.05
0.04
-0.07
-0.17
-0.22
0.01

0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00

PRE-DEV POST-DEV AFFLUX

103.083
103.059
101.723
101.679
101.530
101.009
100.979
100.634
100.604
100.627
100.572
100.519
100.162
100.068
100.014
99.744
99.542
99.318
99.121
98.380
98.299
98.209

101.122
100.885
100.524
100.449
100.362
100.296
100.249
100.211
99.722
99.645
99.556
99.273
99.125
98.380
98.298
98.279
98.045
97.444

50 YEAR

103.082
103.058
101.696
101.474
101.015
101.009
100.972
100.886
100.877
100.889
100.845
100.576
100.229
100.128
99.993
99.732
99.532
99.313
99.113
98.372
98.291
98.196

101.080
100.871
100.661
100.519
100.422
100.245
100.099
100.016
99.732
99.634
99.547
99.269
99.116
98.372
98.291
98.271
98.035
97.434

0.00
0.00

-0.20
-0.52
0.00
-0.01
0.25
0.27
0.26
0.27
0.06
0.07
0.06
-0.02
-0.01
-0.01
0.00
-0.01
-0.01
-0.01
-0.01

-0.04
-0.01
0.14
0.07
0.06
-0.05
0.15
-0.19
0.01

0.00

 

Brisbane Stormwater Management Pty Ltd Document File: ValkevSDF.Doc

Page 19