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| demolished = | cost = | operator = Southern Downs Region Council | dam_type = E | dam_height = 〔 | dam_height_thalweg = | dam_height_foundation= | dam_length = 〔 | dam_width_crest = | dam_width_base = | dam_volume = 〔 | dam_elevation_crest = | dam_crosses = | spillway_count = | spillway_type = Uncontrolled | spillway_capacity = 〔 | res_name = | res_capacity_total = 〔 | res_capacity_active = | res_capacity_inactive= | res_catchment = 〔 | res_surface = 〔〔 | res_elevation = | res_max_depth = | res_max_length = | res_max_width = | website = }} The Connolly Dam, also called the Silverwood Dam, is a rockfill embankment dam with an ungated spillway across the Rosenthall Creek and the Fitz Creek that is located in the Darling Downs region of Queensland, Australia. The main purpose of the dam is for potable water supply of the Southern Downs Region.〔 ==Location and features== The dam is located in a pristine mountain valley southeast of and approximately north of the Border Rivers region that generally defines the border between Queensland and New South Wales. Completed in 1927 the rockfill dam structure is high and long. The dam wall holds back the reservoir when at full capacity. The uncontrolled un-gated spillway has a discharge capacity of .〔 The dam is managed by the Southern Downs Region Council. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Connolly Dam」の詳細全文を読む スポンサード リンク
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