The area is defined exclusively by a YARD LIMIT (YL) sign and an END OF YARD LIMIT (EYL) sign.Ī signal that is controlled or operated by a Signaller or a Qualified Worker. To formally place into active service or use.Ī situation or condition that affects or has the potential to affect the safety of the Network.Ī listed order of the vehicles arranged to make up a complete train.Īn area where interlockings controlled by one signalling location have intervening permissive signals. Going towards a location at a speed such that Drivers and Track Vehicle Operators could not be expected to react in sufficient time to stop.Ī signal, placed near another signal that might be temporarily obscured from a Driver or Track Vehicle Operator’s view, to provide information about the obscured signal’s indication. To classify infrastructure or rolling stock as fit for purpose.Ī Handsignaller at a clearance location, who reports the clearance of rail traffic past that location.Ī location that, once clear of rail traffic, allows a following movement.Ī post, marker, light or disc to indicate the clearance point of two converging lines. When given by an inner Handsignaller protecting a worksite, and unless otherwise advised by that Handsignaller, a maximum speed of 25km/h applies until the rail traffic has passed the worksite limits. Single or double bladed points used to derail rail traffic that might enter or foul an adjacent running line.Ī handsignal given by a Qualified Worker to indicate the need for rail traffic to proceed being prepared to stop. (Written authorities have the word CANCELLED written diagonally across them, between two parallel lines). To withdraw permission for, or to end previously authorised activities, such as Occupancy Authorities, without completing them. Manual block working using a Condition Affecting the Network (CAN) form to warn Drivers and Track Vehicle Operators about the working. The portions of line where axle counters are used for the Rail Vehicle Detection system of Safeworking.Ī portion of line that allows rail traffic to change direction of travel without change to the leading end.Ī locomotive provided at the rear of a train to assist it up a steep grade (bank).Ī form of manual block working which does not require the issue of a Condition Affecting the Network (CAN) form.Īllowing for signalled movements of rail traffic in either direction between yard limits.Ī portion of line with defined limits between which only one rail traffic movement is permitted at any one time.Ī defined location that separates blocks.Ī train required to travel under manual block working in track-circuited territory.Ī facility or device used by a Qualified Worker to prevent either the unintended issue of an Occupancy Authority, or the operation of points or signalling equipment. They may be used to operate signalling or other infrastructure equipment. To give formal written, spoken or signalled authority for an action.Įquipment used in Rail Vehicle Detection Territory to detect the presence of rail vehicles by counting the number of axles entering or leaving a location. The displayed pattern or position of lights or arms used to give a signal indication.Ī signalling location or block location that is controlled by a Qualified Worker either on-site or at a remote location.Ī device, such as a whistle, siren, horn or hooter, used to give warning.Ī signal that is normally controlled exclusively by the operation of track-circuits.Ī safety system fitted to trains and to the track that warns of or enforces speed limits and stopping at some limits of authority. To give written or electronic notice, usually in advance, of planned activities.Ī braking system activated by change in air pressure. A fixed signal that must not be passed at STOP without the authority of the Signaller.Ī method used by Qualified Workers to carry out work on track using controlled absolute signals set and kept at STOP.Ī designated safe way into, along, across or out of a Rail Corridor.Īn organisation that provides and manages a rail Network and safe method of entry to that Network for Access Users.Īctive control (level crossing equipment)Ī road or pedestrian level crossing where warning equipment warns road users and pedestrians about approaching rail traffic by devices such as flashing lights or barriers.
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