Get a behind-the-scenes look at the Gateway Arch, and discover how 50-year-old arch trams that take visitors to its observation deck 630 feet above the ground have been updated with 21st century technology. Learn how site-related challenges were overcome with synergetic team building measures. We will describe the justifications for replacing the trams’ motor-generator (MG) sets and DC motors with variable-frequency drives and AC motors. Over the course of this session, we will discuss design and engineering challenges associated with…