Initial Construction Facts
- Enough earth
was moved to build a wall 10 feet high and 6 feet wide, 2500 miles long.
- The amount
of concrete used would make a motorway 6 inches thick, twenty feet wide and about 800
reinforcing steel could have made 3300 cars or a train 30 miles long while the structural
steel could have made a train 8 miles long.
- The lumber
cut could have built 15,000 homes.
- The water
lines constructed ran for 52 miles.
blueprints drawn used enough paper to make a strip 24 inches wide stretching 3,000 miles
- The plant
railroad has 63 miles of track and 230 miles of roadway.