Search Results | tower cranes
Your search for "tower cranes" returned 14 results
How Tower Cranes Work
science.howstuffworks.com/transport/engines-equipment/tower-crane.htm
Tower cranes rise 150 feet in the air and lift up to 19 tons. Plus, they actually build themselves! They're simply amazing. Learn how these structures accomplish such feats.
How Hydraulic Cranes Work
science.howstuffworks.com/transport/engines-equipment/hydraulic-crane.htm
Hydraulic cranes perform seemingly impossible tasks, lifting 70-ton objects with absolute ease. See the simple design behind the Herculean results.
How was the construction of the World Trade Center unique?
science.howstuffworks.com/engineering/structural/world-trade-center-construction-unique.htm
The World Trade Center employed several new approaches to skyscraper construction. From slurry walls to sky lobbies to "tube within a tube" design features, what made this project distinctive from an architectural engineering standpoint?
How Do Catapults Work?
science.howstuffworks.com/transport/engines-equipment/question127.htm
How does the ancient catapult work? It doesn't seem like twisted rope and wooden gears or levers would be able to get up the speed to launch heavy loads a great distance.
When Were the Twin Towers Built?
science.howstuffworks.com/engineering/structural/wtc.htm
The twin towers of the World Trade Center were true originals -- their history is one of innovation, persistence and grand ideas.
How Skyscrapers Work
science.howstuffworks.com/engineering/structural/skyscraper.htm
People build skyscrapers primarily because they are convenient -- you can create a lot of real estate out of a relatively small ground area. They're also awe-inspiring. Skyscrapers capture our imagination -- how high can we build them? Learn about the architecture and design of these monumental buildings.
How Forklifts Work
science.howstuffworks.com/transport/engines-equipment/forklift.htm
Forklifts are a necessary tool in most warehouses, shipping depots and manufacturing facilities. In fact, without forklifts, we wouldn't be able to move manufactured goods nearly as efficiently as we do today.
How Caterpillar Skid Steer Loaders & Multi Terrain Loaders Work
science.howstuffworks.com/transport/engines-equipment/skid-steer.htm
You know those loaders used in construction and landscaping that dig up and pick up EVERYTHING? Learn how these incredible machines work!
How the St. Louis Arch Stands Against All Odds
science.howstuffworks.com/engineering/architecture/st-louis-arch.htm
The St. Louis Arch was so spectacularly designed that, when construction kicked off in 1961, many predicted an epic failure.
What does the Army do at the Prototype Integration Facility?
science.howstuffworks.com/prototype-integration-facility.htm
Prototype Integration Facility helps build new tools for the U.S. military. Learn about the Prototype Integration Facility.