Instead, the crushing of 28, 000 tons of limestone a day goes on unbated at the pit, owned (like 450 others around the U.S.) by Hanson, the recast British conglomerate of the 1980s.
The trading area used to be so crowded that it was hard to even get in and out of the pit, especially on big days such as when the monthly U.S. jobs report came out.
The computer-controlled A380 mock-up, the only one in the U.S., is located in a fire pit so firefighters can simultaneously practice fighting fires outside and saving people inside.