Brickell is a vertical neighbourhood of towers along Brickell Avenue and the Miami River. High floors run on reduced pressure, and a relief valve that discharges there is usually reporting a pressure-control problem rather than a failed tank.
Riser shutoffs and building-managed isolation are routine here, and a replacement has to be coordinated with building staff. Relief valve discharge is a frequent call: the valve is usually reporting a pressure-control fault rather than failing on its own, so the supply pressure is measured before anything is replaced.