A sculpture as large as this isn’t without its problems. To ensure things are kept smooth, an operator stands in the middle of the frenetic sculpture. Rich Sandomeno, one of the original assistants who saw the project from birth to execution, says, “There are a million different variables with all moving parts. An operator helps correct any inconsistencies. Occasionally, cars turn up side down or hop off the track.” Photo 9 of 10 in Chris Burden's Big City Dreams by Carren Jao

Chris Burden's Big City Dreams

9 of 10

A sculpture as large as this isn’t without its problems. To ensure things are kept smooth, an operator stands in the middle of the frenetic sculpture. Rich Sandomeno, one of the original assistants who saw the project from birth to execution, says, “There are a million different variables with all moving parts. An operator helps correct any inconsistencies. Occasionally, cars turn up side down or hop off the track.”