 view gallery |   Stone Arch Bridge
in Engineering Landmarks The Stone Arch Bridge was constructed as a railroad bridge by James J. Hill and the Minneapolis Union Railway Company. Designed by Colonel Charles C. Smith. Construction took Twenty-two months from January 16, 1882 to November 22, 1883. posted by:  kumoorion location: Minnesota date approved: 6/10/2008 last visited: 7/23/2012 |
 view gallery | The Invention of the Cotton Gin - Savannah, GA in Engineering Landmarks In 1794, Eli Whitney invented the Cotton Gin on a plantation 10 miles northeast of this marker. This American Society of Agricultural Engineers marker is located in front of the Cotton Exchange on Bay St in Savannah, GA. posted by:  onfire4jesus location: Georgia date approved: 6/3/2008 last visited: 3/15/2013 |
 view gallery | Eiffel Tower, Paris, France in Engineering Landmarks French: Tour Eiffel, /tu? ?f?l/) is an iron tower built on the Champ de Mars beside the Seine River in Paris. The tower has become a global icon of France and is one of the most recognizable structures in the world. posted by: SUp3rFM & Cruella location: France date approved: 4/29/2008 last visited: 6/6/2013 |
 view gallery | Ingalls Building - Cincinnati, Ohio in Engineering Landmarks Historic building considered a daring engineering feat at the time of its construction in downtown Cincinnati. posted by:  BruceS location: Ohio date approved: 4/27/2008 last visited: never |
 view gallery | Peavey-Haglin Experimental Concrete Grain Elevator - St. Louis Park, MN in Engineering Landmarks This is the Peavey-Haglin Experimental Concrete Grain Elevator, built in 1899 as the first circular concrete elevator in the world. It is listed on the National Register of Historic Places, and is one of only three ASCE Landmarks in all of Minnesota. posted by: FSU*Noles location: Minnesota date approved: 4/24/2008 last visited: 6/13/2011 |
 view gallery | Monongahela Incline - Pittsburgh, PA in Engineering Landmarks The Monongahela Incline is the oldest continuously operating funicular in the USA. The lower station is located on E Carson St near Smithfield St. The upper station is located at 5 Grandview Ave. Passengers can embark/disembark at either station. posted by: onfire4jesus location: Pennsylvania date approved: 4/20/2008 last visited: 6/25/2012 |
 view gallery | Smithfield Street Bridge - Pittsburgh, PA in Engineering Landmarks The Smithfield Street Bridge was the first bridge in America to use the lenticular - or lens-shaped - truss design; and it was one of the first major bridges in the U.S. built primarily with steel. It carries Smithfield St across the Monongahela. posted by: onfire4jesus location: Pennsylvania date approved: 4/16/2008 last visited: 6/25/2012 |
 view gallery | Prehistoric Mesa Verde Reservoirs, Mesa Verde National Park, CO in Engineering Landmarks Four prehistoric reservoirs at Mesa Verde National Park were constructed and used between AD 750 and AD 1180. They are: Morefield Reservoir (in Morefield Canyon), Far View Reservoir (on Chapin Mesa), Sagebrush Reservoir (on an unnamed mesa), and Box Elder Reservoir (in Prater Canyon). These four ancient reservoirs represent extraordinary engineering achievements by the Ancestral Puebloan people. posted by: 94RedRover location: Colorado date approved: 4/14/2008 last visited: 9/10/2011 |
 view gallery | Governor's Mansion - Juneau, Alaska in Engineering Landmarks The site is not listed on their website, but the plaque sure says it all. It has ten bathrooms, six bedrooms, and eight fireplaces; 14,400 square feet. posted by: unimoggers location: Alaska date approved: 4/12/2008 last visited: 8/29/2012 |
 view gallery | Graue Mill & Dam - Oak Brook, IL in Engineering Landmarks The current Graue Mill & Dam at this site was opened by German immigrant Frederick Graue in 1852. The original dam at this site was built of brush in 1837 by Nicholas Torode, and by Sherman King, who came to this area the year before. posted by: adgorn location: Illinois date approved: 4/4/2008 last visited: 9/20/2009 |
 view gallery | Chesapeake Bay Bridge-Tunnel, Virginia Beach, Virginia in Engineering Landmarks Connecting Virginia Beach and the Eastern Shore of Virginia (Delmarva Peninsula) this convenience cuts 95 miles off a trip from Virginia's Mainland to Delaware.
posted by: 94RedRover location: Virginia date approved: 3/25/2008 last visited: 4/24/2013 |
 view gallery | Trans-Alaska Pipeline, Fairbanks, AK in Engineering Landmarks The Trans-Alaska Pipeline carries oil across the state. posted by: Megadrile location: Alaska date approved: 3/17/2008 last visited: 5/16/2013 |
 view gallery | Ferry Building - San Francisco, CA in Engineering Landmarks The Ferry Building on San Francisco's Embarcadero a California Historic Civil Engineering Landmark. It was placed in 1976. posted by: ucdvicky location: California date approved: 2/28/2008 last visited: 4/11/2013 |
 view gallery | San Antonio River Walk and Flood Control - San Antonio, Texas in Engineering Landmarks One of the nation's most known tourist destinations, only possible through extensive engineering work.
posted by: BruceS location: Texas date approved: 2/28/2008 last visited: 4/20/2013 |
 view gallery | Vulcan Street Power Plant - Appleton, WI in Engineering Landmarks On this site November 25, 1882 the Appleton Edison Light Co. began operating the Vulcan Street Central Station in the first Edison Hydroelectric System in America. posted by: onfire4jesus location: Wisconsin date approved: 2/27/2008 last visited: 1/8/2012 |
 view gallery | Lake Washington Ship Canal and Hiram M. Chittenden Locks - Seattle, WA in Engineering Landmarks The canal and locks connect the salt waters of the Puget Sound with the freshwater lakes, Lake Union and Lake Washington. It consists of a small and large lock, a spillway and a fish ladder for salmon. posted by: Hikenutty location: Washington date approved: 2/12/2008 last visited: 2/16/2013 |
 view gallery | Kinzua Viaduct - Kinzua Bridge State Park, Pennsylvania in Engineering Landmarks The Kinzua Viaduct is listed on the National Register of Historic Civil Engineering Landmarks! posted by: Szuchie location: Pennsylvania date approved: 2/12/2008 last visited: 8/28/2012 |
 view gallery | Denver Millennium Bridge - Denver, CO in Engineering Landmarks Denver's Millennium Bridge allowing pedestrians to cross the lightrail-railroad yard posted by: Outspoken1 location: Colorado date approved: 1/26/2008 last visited: 3/28/2013 |
 view gallery | Conde B. McCullough Memorial Bridge - North Bend, OR in Engineering Landmarks This 5,305-foot steel cantilever truss bridge, desigend by master bridge engineer Conde B. McCullough, was the longest structure on Oregon’s highway system when constructed in 1936. It spans the entrance to Coos Bay, carrying U.S. Hwy. 101. posted by: silverquill location: Oregon date approved: 1/22/2008 last visited: 9/13/2012 |
 view gallery | Detroit Windsor Tunnel - Detroit, MI in Engineering Landmarks The Detroit side posted by: Team Farkle 7 location: Michigan date approved: 1/20/2008 last visited: 5/10/2012 |
 view gallery | The Menai Suspension Bridge, Porthaethwy, Ynys Môn, Wales in Engineering Landmarks An impressive suspension bridge, Porthaethwy, Ynys Môn, Wales. posted by: Meirion location: North Wales, United Kingdom date approved: 1/15/2008 last visited: 4/7/2011 |
 view gallery | Atlantic Coast Line Steam Locomotive #1504 - Jacksonville, FL in Engineering Landmarks Atlantic Coast Line Steam Locomotive #1504 (type 4-6-2A) is located outside the Prime Osborne Convention Center in Jacksonville, Florida, USA. posted by: Marine Biologist location: Florida date approved: 1/2/2008 last visited: 7/5/2008 |
 view gallery | Toyota Motor Manufacturing Kentucky - Georgetown, KY in Engineering Landmarks Toyota's Georgetown plant began production in 1988 and is Toyota's largest production facility in North America. About 500,000 vehicles and nearly 400,000 engines are produced here per year. posted by: BluegrassCache location: Kentucky date approved: 12/19/2007 last visited: 6/21/2010 |
 view gallery | Louisville and Portland Canal Locks & Dam, Louisville in Engineering Landmarks The original canal and locks constructed at this site in the first half of the 19th century were responsible for permanently changing navigation on the Ohio River. posted by: BluegrassCache location: none listed yet date approved: 12/19/2007 last visited: 5/26/2012 |
 view gallery | Armco Steel Corporation - Ashland, KY in Engineering Landmarks Armco Steel Corporation, now known as AK Steel was added to the ASM list in 1975 as the First Continuous Sheet Rolling Mill. The Mill is still in operation but much of their production went to the plant in Ohio in the 1980's. posted by: BluegrassCache location: Kentucky date approved: 12/12/2007 last visited: 6/21/2010 |
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