Construction Facts

Explore the latest fascinating facts about Construction

Why Most Residential Exterior Doors Open Inwards
Construction
Most residential exterior doors, particularly front doors, open inwards and swing due to practical c... Read more
Why Are Tunnel Boring Machines Buried and Abandoned After Completing a Tunnel?
Construction
Tunnel Boring Machines (TBMs) are often buried and abandoned at the end of a tunnel project due to p... Read more
What is the Eiffel Tower made of?
Buildings
The Eiffel Tower is made from 7,300 tons of puddle iron, a refined type of iron that was considered ... Read more
How much is the Leaning Tower of Pisa leaning?
Buildings
The Leaning Tower of Pisa currently leans at 3.97 degrees, but at its worst, it tilted at 5.5 degree... Read more