Sackville Rivers Floodplain Study: Phase I Final Report
Sackville Rivers Floodplain Study: Phase I Final Report Halifax Regional Municipality 45 Akerley Boulevard Dartmouth Nova Scotia B3B 1J7 11102282 | Report No 4 | October 30 2015 October 30, 2015 Reference No. 11102282-4 Mr. Cameron Deacoff Halifax Regional Municipality PO Box 1749 Halifax, NS B3J 3A5 Dear Mr. Deacoff: Re: Sackville Rivers Floodplain Study: Phase I Final Report GHD is pleased to provide the Halifax Regional Municipality (HRM) with the attached Final Report for the Sackville Rivers Floodplain Study: Phase I. This report presents the final results for this study, including: flood and sea level frequency analyses, joint flood and sea level probability analysis, hydraulic modelling, topo-bathymetric survey data collection, and analysis of flooding factors. Data sources, methodology, and results are described in detail. Recommendations for the Phase II Study are also provided. All of which is respectfully submitted, GHD Yours truly, Juraj M. Cunderlik, Ph.D., P.Eng. Prof. Edward McBean, Ph.D., P.Eng. Project Manager QA/QC Reviewer Allyson Bingeman, Ph.D., P.Eng. Andrew Betts, M.A.Sc., P.Eng. Statistical Hydrology Specialist Hydraulic Modelling Specialist JC/jp/3 Encl. GHD Limited 45 Akerley Boulevard Dartmouth Nova Scotia B3B 1J7 Canada T 902 468 1248 F 902 468 2207 W www.ghd.com Executive Summary The lower reaches of the Sackville River have been the site of several instances of flooding over the last decade, which has been a significant issue for the Halifax Regional Municipality (HRM). A Hydrotechnical Study of the Sackville River was performed in 1981, and a Hydrotechnical Study of the Little Sackville River delineated the floodplain in 1987.
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