Appendix 3 Floodplain maps September 2014 Brown Hill Keswick Creek Stormwater Management Plan | Part B Report CITY OF WEST TORRENS CITY OF ADELAIDE CITY OF BURNSIDE + ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 1 100 YEAR ARI BASE CASE FLOOD MAPPING 5S±%URZQ+LOO.HVZLFN&UHHN603 [2012 HYDROLOGY – COMPOSITE MAPPING] IJILJB\U%DVH&DVHGRF CITY OF WEST TORRENS CITY OF ADELAIDE CITY OF BURNSIDE + ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 2 100 YEAR ARI BASE CASE FLOOD MAPPING 5S±%URZQ+LOO.HVZLFN&UHHN603 IJILJB\U%DVH&DVHGRF [COMPOSITE MAPPING] CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 3 100 YEAR ARI BASE CASE FLOOD MAPPING 5S±%URZQ+LOO.HVZLFN&UHHN603 [90MIN UPPER BROWN HILL CREEK INFLOWS ONLY] IJILJB\U%DVH&DVH8SSHU%+&NPLQ GRF CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 5 20 YEAR ARI BASE CASE FLOOD MAPPING 5S±%URZQ+LOO.HVZLFN&UHHN603 [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] IJILJB\U%DVH&DVH8SSHU%+&N GRF CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 6 50 YEAR ARI BASE CASE FLOOD MAPPING 5S±%URZQ+LOO.HVZLFN&UHHN603 IJILJB\U%DVH&DVH8SSHU%+&N GRF [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 7 100 YEAR ARI BASE CASE FLOOD MAPPING 5S±%URZQ+LOO.HVZLFN&UHHN603 [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] IJILJB\U%DVH&DVH8SSHU%+&N GRF CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 8 500 YEAR ARI BASE CASE FLOOD MAPPING 5S±%URZQ+LOO.HVZLFN&UHHN603 IJILJB\U%DVH&DVH8SSHU%+&N GRF [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 9 100 YEAR ARI DAM 1 (NO CHANNEL WORKS) 5S±%URZQ+LOO.HVZLFN&UHHN603 IJILJB\U'DPQRZRUNVKU GRF [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 10 100 YEAR ARI DAM 1 + WORKS (OPTION B1) 5S±%URZQ+LOO.HVZLFN&UHHN603 [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] IJILJB\U'DPB8SSHU%+&N GRF AREAS 4 AND 5A + CITY OF BURNSIDE CITY OF MITCHAM SIMULATION No. 10 (A) 100 YEAR ARI DAM 1 + WORKS (OPTION B1) Rp301015-02356 – Brown Hill Keswick Creek SMP [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] fg301015-02356-140815-fig_100yrDam1 (10A).doc AREA 5B + CITY OF BURNSIDE CITY OF MITCHAM SIMULATION No. 10 (B) 100 YEAR ARI DAM 1 + WORKS (OPTION B1) Rp301015-02356 – Brown Hill Keswick Creek SMP [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] fg301015-02356-140815-fig_100yrDam1 (10B).doc AREA 6 + CITY OF BURNSIDE CITY OF MITCHAM SIMULATION No. 10 (C) 100 YEAR ARI DAM 1 + WORKS (OPTION B1) Rp301015-02356 – Brown Hill Keswick Creek SMP [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] fg301015-02356-140815-fig_100yrDam1 (10C).doc CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 11 500 YEAR ARI DAM 1 + WORKS (OPTION B1) 5S±%URZQ+LOO.HVZLFN&UHHN603 IJILJB\U'DPB8SSHU%+&N GRF [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 12 100 YEAR ARI DAM 2 (NO CHANNEL WORKS) 5S±%URZQ+LOO.HVZLFN&UHHN603 [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] IJILJB\U'DPQRZRUNVKU GRF CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 13 100 YEAR ARI DAM 2 + WORKS (OPTION B2) 5S±%URZQ+LOO.HVZLFN&UHHN603 [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] IJILJB\U'DPB8SSHU%+&N GRF AREAS 4 AND 5A + CITY OF MITCHAM SIMULATION No. 13 (A) 100 YEAR ARI DAM 2 + WORKS (OPTION B2) Rp301015-02356 – Brown Hill Keswick Creek SMP [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] fg301015-02356-140815-fig_100yrDam2 (13A).doc AREA 5B + CITY OF BURNSIDE CITY OF MITCHAM SIMULATION No. 13 (B) 100 YEAR ARI DAM 2 + WORKS (OPTION B2) Rp301015-02356 – Brown Hill Keswick Creek SMP [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] fg301015-02356-140815-fig_100yrDam2 (13B).doc AREA 6 + CITY OF BURNSIDE CITY OF MITCHAM SIMULATION No. 13 (C) 100 YEAR ARI DAM 2 + WORKS (OPTION B2) Rp301015-02356 – Brown Hill Keswick Creek SMP [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] fg301015-02356-140815-fig_100yrDam2 (13C).doc CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 14 500 YEAR ARI DAM 2 + WORKS (OPTION B2) 5S±%URZQ+LOO.HVZLFN&UHHN603 IJILJB\U'DPB8SSHU%+&N GRF [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 15 100 YEAR ARI ‘NO DAM’ CHANNEL WORKS (OPTION D) 5S±%URZQ+LOO.HVZLFN&UHHN603 [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] IJILJB\U1R'DP8SSHU%+&N GRF AREAS 4 AND 5A + CITY OF BURNSIDE CITY OF MITCHAM SIMULATION No. 15 (A) 100 YEAR ARI ‘NO DAM’ CHANNEL WORKS (OPTION D) Rp301015-02356 – Brown Hill Keswick Creek SMP [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] fg301015-02356-140815-fig_100yrNoDam (15A).doc AREA 5B + CITY OF BURNSIDE CITY OF MITCHAM SIMULATION No. 15 (B) 100 YEAR ARI ‘NO DAM’ CHANNEL WORKS (OPTION D) Rp301015-02356 – Brown Hill Keswick Creek SMP [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] fg301015-02356-140815-fig_100yrNoDam (15B).doc AREA 6 + CITY OF BURNSIDE CITY OF MITCHAM SIMULATION No. 15 (C) 100 YEAR ARI ‘NO DAM’ CHANNEL WORKS (OPTION D) Rp301015-02356 – Brown Hill Keswick Creek SMP [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] fg301015-02356-140815-fig_100yrNoDam (15C).doc CITY OF WEST TORRENS CITY OF ADELAIDE + CITY OF BURNSIDE ADELAIDE AIRPORT CITY OF UNLEY CITY OF MITCHAM LEGEND &RXQFLO$UHD%RXQGDU\ SIMULATION No. 16 500 YEAR ARI ‘NO DAM’ CHANNEL WORKS (OPTION D) 5S±%URZQ+LOO.HVZLFN&UHHN603 [36HR UPPER BROWN HILL CREEK INFLOWS ONLY] IJILJB\U1R'DP8SSHU%+&N GRF.