Those cultural or educational area that are important for their symbolic significance to the community. There could include public and private management areas, historic sites, and unique archaeological, botanical, cultural, and educational areas. (TRB)
encyclopedia
SYNCHRONOUS NETWORK CONTROL SYSTEM
A position control system in which the transit unit (car or train) synchronizes itself with the preprogrammed trajectory of one of a set of moving points or slots monitored by a central computer. A complete, conflict-free trajectory must be available…
SYSTEM SAFETY
The application of operating, technical, and management techniques and principles to the safety aspects of a system throughout its life to reduce hazards to the lowest practical level through the most effective use of available resources. (NTSC)
SYSTEM SAFETY MANAGEMENT
An element of management that defines the system safety requirements and ensures the planning, implementation and accomplishment of system safety tasks and activities. (NTSC)
SYSTEM SAFETY PROGRAM
The combined tasks and activities of system safety management and system safety engineering that enhance operational effectiveness by satisfying the system safety requirements in a timely, cost-effective manner throughout all phases of a system life-cycle. (NTSC)
SYSTEMS ENGINEERING
the process to arrive at a final design of a system which is selected from a number of alternatives that would accomplish the same objectives. As in most disciplines, there are usually a number of technical solutions to a set…