The Light Rail Operating Modes are: * Cab Signal, used in Cab Signal Territory and governed by wayside equipment. Maximum operating speed is 55 MPH. * Street Run, used in Street Run Territory. Maximum Operating Speed is 35 MPH. * Stop and Proceed, used in the Yard for normal train movement and on the Mainline where authorized by the rules. Other Main Stop and Proceed operation must be authorized by Control within defined limits. Maximum operating speed is 10 MPH. * ATP Bypass, train movement completely controlled by the Train Operator by bypassing Automatic Train Protection (ATP) systems within defined limits and under special procedures by use of a Clearance Card. Maximum operating speed is 10 MPH on diverging moves, 25 MPH in Street Run Territory and 45 MPH in Cab Signal Territory.