| 词条 | Black Rock Bridge |
| 释义 |
| name = Black Rock Bridge | nrhp_type = | image = Black Rock Bridge.JPG | caption = Black Rock Bridge, January 2010 | location= Pennsylvania Route 113 over the Schuylkill River, Phoenixville and Upper Providence Township, Pennsylvania | coordinates = {{coord|40|9|32|N|75|30|44|W|display=inline,title}} | locmapin = Pennsylvania#USA | built = 1927 | builder = Wagman, G.A.; Wagman, F.M. | architecture = Other, Multi-span spandrel arch | added = June 22, 1988 | area = less than one acre | governing_body = State | mpsub = {{NRHP url|id=64000726|title=Highway Bridges Owned by the Commonwealth of Pennsylvania, Department of Transportation TR}} | refnum = 88000735[1] }}Black Rock Bridge is a historic concrete arch bridge carrying Pennsylvania Route 113 across the Schuylkill River between Phoenixville, Chester County, Pennsylvania, and Upper Providence Township, Montgomery County, Pennsylvania. It has five spans; three main spans are each {{Convert|116|ft}} long and flanked by two {{Convert|103|ft|m|adj=mid|-long}} spans. The bridge was constructed in 1927, and features open-spandrel arches and solid concrete parapet walls.[2] It was listed on the National Register of Historic Places in 1988.[1] References1. ^1 {{NRISref|version=2010a}} {{Crossings navbox2. ^{{cite web| url = http://www.arch.state.pa.us/| title = National Historic Landmarks & National Register of Historic Places in Pennsylvania| publisher = ARCH: Pennsylvania's Historic Architecture & Archaeology| format = Searchable database| accessdate = 2012-11-02}} Note: This includes {{cite web| url = {{NRHP-PA|H000234_01D.pdf}}| title = Pennsylvania Historic Resource Survey Form: Black Rock Bridge| accessdate = 2012-10-08| author = District 6-0| format = PDF| date= November 1982}} |structure = Crossings |place = Schuylkill River |bridge = Black Rock Bridge |bridge signs = |upstream = Rail bridge |upstream signs = |downstream = Black Rock Dam |downstream signs = }}{{National Register of Historic Places in Pennsylvania}}{{NRHP bridges}} 10 : Road bridges on the National Register of Historic Places in Pennsylvania|Bridges completed in 1907|Bridges in Chester County, Pennsylvania|Bridges in Montgomery County, Pennsylvania|Road bridges in Pennsylvania|Bridges over the Schuylkill River|Concrete bridges in Pennsylvania|National Register of Historic Places in Chester County, Pennsylvania|National Register of Historic Places in Montgomery County, Pennsylvania|Open-spandrel deck arch bridges in the United States |
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