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Investigators head into the debris field at the site of a commercial plane crash near Shanksville, Pennsylvania, September 11, 2001. The crash is one of four planes that were hijacked as part of a ...
400-foot transmitter tower located on Averil Peak, NY completely collapsed as a result of accumulation of ice and snow from the April 2007 Nor'easter. Partially damaged the transmitter building at the base. New tower erected and back in service Oct, 9 2007. Browns Summit Crown Castle Broadcasting Tower, Browns Summit, Texas, US May 29, 2007
Utility location is the process of identifying and labeling public utility mains that are underground. These mains may include lines for telecommunication , electricity distribution , natural gas , cable television , fiber optics , traffic lights , street lights , storm drains , water mains , and wastewater pipes.
A radial network of underground wires forming a large ground plane to serve as a reflecting surface for radio waves; Three electronic equipment shelters; two located near the perimeter of the site, and one at the base of the tower containing an antenna-tuning unit (ATU)
People inside both the North and South towers of the World Trade Center hung on for dear life after the planes hit on 11 September. According to New York Magazine, 2,016 people died who worked in ...
Lighting on a Houston radio tower reportedly failed just days before it was hit by a helicopter on Sunday, killing four people in a fiery explosion that toppled the tower and left debris scattered ...
An SUV was thrown a 1 ⁄ 2-mile (0.80 km) into the top of the Smithville water tower, then bounced off of it, and was hurled an additional 1 ⁄ 4-mile (400 m) before impacting the ground and eventually coming to rest on the opposite side of the city, where it was later found crushed and flattened. The city hall, the post office, four churches ...
They parked on the underground B-2 level. Yousef ignited the 20-foot (6.1 m) fuse, and fled. Twelve minutes later, at 12:18 p.m., [16] the bomb exploded in the underground garage, generating an estimated pressure of 150,000 pounds per square inch (1,000,000 kPa). [17] The bomb opened a 100-foot-wide (30 m) hole through four sublevels of concrete.