Thousands of tons.
The metal structure has a mass of 7300 tons (total weight 10,100 tons)
Alot!
About 2 tons of feathers or 300 tons of heavy metal.
A total of 3,250,000 cubic yards.
a lot...
11,000
3200 Pounds is 1.4515 Metric tons.
The answer will depend on what metal the ore contains.
How many tons of lime stone is needed to build a wall 6 ft high 936 sq ft
15432 lbs
To make 82 US tons requires 74,389.15 kilograms.