The Salesforce Transit Center is over 1.4 million square feet of state-of-the-art bus and future rail station connecting all points in the San Francisco Bay area. The multi-story 1,430-foot-long by 165-foot-wide building consists of two levels underground including a train box and lower concourse for future rail. The ground floor consists of retail spaces, common areas, and a street-level Muni Bus Stop. The second level consists of TJPA business offices, multi-use retail space, and a Greyhound Bus Station. The third floor is the bus deck with multiple bus bays and elevated freeway ramp access. The rooftop consists of 5.4 acres of landscaped park with an amphitheater, lighted walking path, and a restaurant location. DMI provided Plumbing, HVAC and Track Drainage services on the project.