| 词条 | Colwell Cut Viaduct |
| 释义 |
| name = Colwell Cut Viaduct | nrhp_type = | image = Colwell Cut Viaduct.jpg | caption = Colwell Cut Viaduct, 1982 | location= Legislative Route 66 over the Pittsburg and Shawmut Railroad southwest of Seminole, Mahoning Township, Pennsylvania | coordinates = {{coord|40|56|13|N|79|21|47|W|display=inline,title}} | locmapin = Pennsylvania#USA | built = 1922 | builder = Concrete Steel Bridge Co. | architecture = Other, Open-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 = 88000796[1] }}Colwell Cut Viaduct, also known as Hogback Hill Bridge, is a historic concrete arch bridge located at Mahoning Township in Armstrong County, Pennsylvania. It was built in 1922, and is a {{convert|220|ft|m|adj=mid|-long}} three-span bridge, with a {{convert|128 |ft|m|adj=mid|-long}} main span. It crosses the Pittsburg and Shawmut Railroad.[2] It was listed on the National Register of Historic Places in 1988.[1] References1. ^1 {{NRISref|version=2010a}} {{National Register of Historic Places in Pennsylvania}}{{NRHP bridges}}2. ^{{cite web| url = https://www.dot7.state.pa.us/ce/SelectWelcome.asp| title = National Historic Landmarks & National Register of Historic Places in Pennsylvania| publisher = CRGIS: Cultural Resources Geographic Information System| format = Searchable database}} Note: This includes {{cite web| url = {{NRHP-PA|H000242_01D.pdf}} | title = National Register of Historic Places Inventory Nomination Form: Colwell Cut Viaduct| accessdate = 2012-08-24| author = T.R. Sitler| format = PDF| date= July 1982}} 7 : Road bridges on the National Register of Historic Places in Pennsylvania|Bridges completed in 1922|Bridges in Armstrong County, Pennsylvania|Road bridges in Pennsylvania|National Register of Historic Places in Armstrong County, Pennsylvania|Concrete bridges in the United States|Open-spandrel deck arch bridges in the United States |
| 随便看 |
|
开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。