Construction Technology

Buildings are getting ever higher and construction machines must also evolve to meet the tough challenges. One of the difficult task is to get concrete to the upper floors in the shortest possible time to prevent concrete from hardening.
The concrete pump is one equipment that can meet this challenge.

concrete pump

The next alternative is to use a crane and bucket. But this slow method is limited to low rise buildings.

bucket

And in an area where machineries are unheard of, this video will give you an idea why humans became smarter than other animals.