Joliet, Ill. — Cullinan Properties Ltd. has broken ground on Rock Run Crossings, a 265-acre mixed-use project in Joliet. Cullinan is underway on clearing the site and plans to begin construction late this spring. A groundbreaking ceremony took place Friday, March 22. Cullinan has also revealed the first anchor tenant at Rock Run Crossings will be a 16-screen Regal Cinemas movie theater that will span 70,000 square feet. The developer plans to announce more tenants later this year.