Introduction from Building Management
1900 Powell Street Building (also known as Tower One) is steel beam and reinforced concrete, post tension cable construction built in 1972. It is a twelve-story office/retail building with roof mechanical penthouse area. The building is approximately 217,000 square feet.
It is equipped with a variety of modern life-safety systems. The building includes a wet sprinkler system with flow detectors; smoke detectors, manual pull stations, two egress stairwells with fan pressurization, and an elevator recall system.