http://ncptt.nps.gov National Center for Preservation Technology and Training Wed, 15 Feb 2012 13:32:44 +0000 en hourly 1 http://wordpress.org/?v=3.3.1 http://ncptt.nps.gov/preservation-of-historic-iron-and-steel-in-bridges-and-other-metal-structures/ http://ncptt.nps.gov/preservation-of-historic-iron-and-steel-in-bridges-and-other-metal-structures/#comments Tue, 15 Sep 2009 16:15:51 +0000 NCPTT http://ncptt.nps.gov/?p=4291 a three-day workshop on March 8, 9 and 10, 2010, to introduce a wide variety of interested personnel, including State Historic Preservation officers, Department of Transportation officials, engineers, engineering students, general contractors, and historic bridge preservationists, to restoration processes of historic metals using electric arc welding, heat straightening, and hot riveting processes. Funded in part by a grant from the National Center for Preservation Technology and Training.]]> http://ncptt.nps.gov/preservation-of-historic-iron-and-steel-in-bridges-and-other-metal-structures/feed/ 0 http://ncptt.nps.gov/load-paths-in-historic-truss-bridges-2004-25/ http://ncptt.nps.gov/load-paths-in-historic-truss-bridges-2004-25/#comments Mon, 22 Sep 2008 17:54:02 +0000 NCPTT http://ncptt.nps.gov/?p=1274 http://ncptt.nps.gov/load-paths-in-historic-truss-bridges-2004-25/feed/ 0