Section 21(7) in The Bangalore Metro Railway (General) Rules, 2011
(7)If there are no points in the route ahead, the Traffic Controller may instruct the train operator to proceed as far as the next fixed signal at a reduced speed (in any case not more than twenty five kilometers per hour speed) such that he can stop short of any obstructions and if after traveling some distance, a proceed indication is received by the train running on Restricted Manual mode, the train shall automatically upgrade to the Coded manual mode of control and the train operator shall again inform the Traffic Controller and if the train is fitted with Automated Train Operation, this mode of the control may be selected.
