Specifications include, but are not limited to: Plumbing: Alter existing system and add new construction, keeping existing in operation. D. HVAC: Alter existing system and add new construction, keeping existing in operation. E. Electrical Power and Lighting: Alter existing system and add new construction, keeping existing in operation. F. Fire Suppression Sprinklers: Alter existing system and add new construction, keeping existing in operation. G. Fire Alarm: Alter existing system and add new construction, keeping existing in operation. H. Telephone: Alter existing system and add new construction, keeping existing in operation. I. Security System: Alter existing system and add new construction, keeping existing in operation.