哈佛大橋(Harvard Bridge)是一座鋼制駝峰梁橋,哈佛橋橫跨查爾斯河,橋上的道路為馬薩諸塞大道(2A號公路),連接波士頓後灣和馬薩諸塞州劍橋。它是查爾斯河上最長的橋樑,該橋全長659.82米(2,164.8英尺;387.72斯穆特;659.82米)。1887年至1891年間,波士頓和劍橋共同修建了這座大橋[5]。該橋以哈佛大學創始人約翰·哈佛的名字命名。
哈佛橋 |
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座標 | 42°21′16″N 71°05′29″W / 42.35457°N 71.09132°W / 42.35457; -71.09132 |
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承載 | 2A號麻薩諸塞州州道 |
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跨越 | 查爾斯河 |
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地點 | 美國波士頓–劍橋 |
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維護單位 | 馬薩諸塞州交通部 |
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編號 | B160124EYDOTNBI |
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橋型 | 駝峰梁橋 |
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建築材料 | 鋼 |
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全長 | 2,164.8英尺(387.72 sm;659.82米)[1] (道路) 364.4 斯穆特 ± 一個耳朵 (620 m) (斯托羅車道至劍橋的行人路) |
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闊度 | 69.3英尺(12.42 sm;21.13米)[1] 52英尺(9.3 sm;15.8米) (道路)[2] |
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跨數 | 25[3] |
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橋墩數 | 24[3] |
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開工日 | 1887 |
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完工日 | 1891 |
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開通日 | 1891年9月1日,133年前(1891-09-01), 1990 |
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關閉日 | 1983 (為修理而臨時關閉) |
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日交通量 | 49,000(2005)[2] |
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<mapframe>: JSON 內容不是有效的GeoJSON+simplestyle。下面的列表顯示了根據 JSON模式解析它的所有嘗試。並非所有都是錯誤。
- /0/ids:Does not match the regex pattern ^Q[1-9]\d{0,19}(\s*,\s*Q[1-9]\d{0,19})*$
- /0/ids:String value found, but an array is required
- /0/ids:Failed to match exactly one schema
- /0/title:The property title is required
- /0/service:Does not have a value in the enumeration ["page"]
- /0:Failed to match exactly one schema
- /0/geometries:The property geometries is required
- /0/type:Does not have a value in the enumeration ["GeometryCollection"]
- /0/type:Does not have a value in the enumeration ["MultiPolygon"]
- /0/type:Does not have a value in the enumeration ["Point"]
- /0/type:Does not have a value in the enumeration ["MultiPoint"]
- /0/type:Does not have a value in the enumeration ["LineString"]
- /0/type:Does not have a value in the enumeration ["MultiLineString"]
- /0/type:Does not have a value in the enumeration ["Polygon"]
- /0/coordinates:The property coordinates is required
- /0/geometry:The property geometry is required
- /0/type:Does not have a value in the enumeration ["Feature"]
- /0/features:The property features is required
- /0/type:Does not have a value in the enumeration ["FeatureCollection"]
- /1/ids:Does not match the regex pattern ^Q[1-9]\d{0,19}(\s*,\s*Q[1-9]\d{0,19})*$
- /1/ids:String value found, but an array is required
- /1/ids:Failed to match exactly one schema
- /1/title:The property title is required
- /1/service:Does not have a value in the enumeration ["page"]
- /1:Failed to match exactly one schema
- /1/geometries:The property geometries is required
- /1/type:Does not have a value in the enumeration ["GeometryCollection"]
- /1/type:Does not have a value in the enumeration ["MultiPolygon"]
- /1/type:Does not have a value in the enumeration ["Point"]
- /1/type:Does not have a value in the enumeration ["MultiPoint"]
- /1/type:Does not have a value in the enumeration ["LineString"]
- /1/type:Does not have a value in the enumeration ["MultiLineString"]
- /1/type:Does not have a value in the enumeration ["Polygon"]
- /1/coordinates:The property coordinates is required
- /1/geometry:The property geometry is required
- /1/type:Does not have a value in the enumeration ["Feature"]
- /1/features:The property features is required
- /1/type:Does not have a value in the enumeration ["FeatureCollection"]
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參考資料
參考文獻