| 词条 | Casad Dam |
| 释义 |
| name = Casad Dam | name_official = | image = File:AERIAL VIEW OF CITY WATER RESERVOIR OF BREMERTON. IT IS LOCATED SOUTHEAST OF BREMERTON IN SOUTHERN KITSAP COUNTY.... - NARA - 557002.jpg | image_size = | image_caption = Casad Dam (near center) and Union River reservoir | image_alt = | location_map = Washington | location_map_size = | location_map_caption = | location_map_alt = | coordinates = {{coord|47|32|17|N|122|46|47|W|type:landmark|display=inline,title}} | country = United States | location = Bremerton, Washington | purpose = Municipal water supply[1] | status = O | construction_began = 1955 | opening = 1957 | cost = $1.4 million[2] | owner = City of Bremerton | operator = | dam_type = Concrete arch | dam_crosses = Union River | dam_height = {{convert|190|ft|abbr=on}} | dam_height_foundation= | dam_height_thalweg = | dam_length = {{convert|416|ft|abbr=on}} | dam_elevation_crest = {{convert|643.7|ft|abbr=on}} | dam_width_crest = | dam_width_base = {{convert|56|ft|abbr=on}} | dam_volume = | spillway_count = | spillway_type = | spillway_capacity = | res_name = Union River Reservoir | res_capacity_total = {{convert|1400000000|usgal|m3|abbr=on}} | res_capacity_active = | res_capacity_inactive= | res_catchment = {{convert|3000|acre|abbr=on}} | res_surface = {{convert|40|acre|abbr=on}} | res_max_length = | res_max_width = | res_max_depth = | res_elevation = {{convert|607|ft|abbr=on}}[3] | extra = Coordinates from USGS,[4] specifications from factsheet[5] unless noted }}Casad Dam is a concrete arch dam in Bremerton, Kitsap County, Washington), built starting in 1955 and completed in 1957.[5][6] The dam is Kitsap County's only major water diversion structure,[7] impounding Union River to form a reservoir that is the source of over half of Bremerton's municipal water supply.[8] The water is gravity fed from the reservoir at {{convert|607|ft}} in the hills[3] to the city, most of which is at or near sea level.[9] Bremerton owns 95% of the land in its {{convert|3000|acre|adj=on}} watershed, and the Union River reservoir behind Casad Dam holds {{convert|1400000000|usgal|m3}} of water.[5] The city is unusual in drawing most of its water supply from an open air source, the reservoir, which can occasionally be affected by algal blooms.[10] The dam's intake tower underwent seismic retrofit in 2012 to withstand a 0.78 g peak acceleration in a maximum credible earthquake from the Seattle Fault which runs about four miles (7 km) away, on the north side of Green Mountain.[11][12] References{{Commons category}}1. ^Secondary use as flood control: {{citation|title=Site and Reach Assessment, Union River At SR 300 |date=February 2008 |author=Garrett W. Jackson |publisher=Washington State Department of Transportation Environmental Services |url=http://www.wsdot.wa.gov/NR/rdonlyres/D0E5C238-8A85-4D1C-B02F-9E6AF7343375/0/CED_SR300Union.pdf |deadurl=yes |archiveurl=https://web.archive.org/web/20140902095042/http://www.wsdot.wa.gov/NR/rdonlyres/D0E5C238-8A85-4D1C-B02F-9E6AF7343375/0/CED_SR300Union.pdf |archivedate=2014-09-02 |df= }} 2. ^{{citation|title=Construction of the Union River Dam at Bremerton, Wash. | author1=C. Cliff Casad | author2=John W. Cunningham | date=May 2, 1957 | jstor=41254984 | journal=Journal (American Water Works Association) | publisher=American Water Works Association }} 3. ^1 {{GNIS|1532146|Union River Reservoir}} 4. ^{{GNIS|1532145|Casad Dam}} 5. ^1 {{citation|title=Bremerton's water history|publisher=City of Bremerton|url=http://www.cityofbremerton.com/content/dw_bremertonwaterhistory.html|accessdate=2014-10-23|deadurl=yes|archiveurl=https://web.archive.org/web/20121111001219/http://www.cityofbremerton.com/content/dw_bremertonwaterhistory.html|archivedate=2012-11-11|df=}} 6. ^{{citation|title=State of Salmon in Watersheds 2012 Report|year=2012|publisher=State of Washington Recreation and Conservation Office and Governor's Salmon Recovery Office|url=http://stateofsalmon.wa.gov/regions/hood-canal/hydro-summary}} 7. ^{{citation|title=Kitsap County initial basin assessment|publisher=Kitsap County Public Utility District|date=October 1997|url=http://www.kpud.org/downloads/kitsumm.pdf}} 8. ^1 {{citation|title=Casad Dam factsheet |url=http://www.ci.bremerton.wa.us/display.php?id=727 |publisher=City of Bremerton Public Works and Utilities |accessdate=2014-10-23 |deadurl=yes |archiveurl=https://web.archive.org/web/20141223043947/http://www.ci.bremerton.wa.us/display.php?id=727 |archivedate=2014-12-23 |df= }} 9. ^{{citation|title=In Bremerton, cascade of utility rate hikes awaits|author=Josh Farley|date=February 17, 2013|publisher=Kitsap Sun|work=Puget Sound Blogs|url=http://www.kitsapsun.com/news/local-news/in-bremerton-cascade-of-utility-rate-hikes}} 10. ^{{citation|publisher=Kitsap Sun|work=Puget Sound Blogs|title=Algae bloom caues 'metallic' taste in Bremerton's water supply|date=June 5, 2014|url=http://pugetsoundblogs.com/bremertonbeat/2014/06/05/algae-bloom-causes-metallic-taste-in-bremertons-water-supply/}} 11. ^{{citation|title=Brace Yourself! Novel Uses for the Buckling Restrained Brace |author=Kimberley Robinson |journal=Structure |date=August 2012 |publisher=National Council of Structural Engineers Associations |url=http://www.structurearchives.org/article.aspx?articleID=1510 |deadurl=yes |archiveurl=https://web.archive.org/web/20141024101207/http://www.structurearchives.org/article.aspx?articleID=1510 |archivedate=2014-10-24 |df= }} 12. ^{{citation|title=The western extension of the Seattle fault: new insights from seismic reflection data|publisher=U.S. Geological Survey|date=June 30, 2009|author=Lee M. Liberty|url=https://earthquake.usgs.gov/research/external/reports/08HQGR0075.pdf|access-date=2017-08-28|archive-url=https://web.archive.org/web/20170128124039/http://earthquake.usgs.gov/research/external/reports/08HQGR0075.pdf#|archive-date=2017-01-28|dead-url=yes|df=}} 5 : Buildings and structures in Kitsap County, Washington|Arch dams|Dams in Washington (state)|Dams completed in 1957|1957 establishments in Washington (state) |
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