About a year.
five
how long does it take to build a asimo
1 hour
how long did it take to build the half moon
how long did it take to build the scottish parliment?
how long did it take to build cabot tower
everything
It took about 2 minutes for each of Admiral Togo's battleships to turn around (to maintain their capping of the "T" formation over the advancing Russian battleships).
hs2 will take 15 years to build
how long does it take to build a beam bridge of 2400 sq ft
4 years each
it took 3 years