railway signalling ppt – Railway Signalling Concepts

Railway Signalling Speed Restrictions

June 3, 2022June 3, 2022admin1 Comment

Railway Signalling Speed Restrictions – Presentation DEFINITIONS PERMISSIBLE SPEED – The authorized maximum speed over a section of line. TEMPORARY SPEED RESTRICTION – A speed, less than the permissible speed, applied for a pre-planned period not normally exceeding 6 months. EMERGENCY SPEED RESTRICTION – A speed restriction not shown in the Weekly operating Notice (WON), or […]

Metro Rail Restricted Manual Mode Cut Out Mode

Metro Rail Emergency track side work traffic hours

April 7, 2022June 7, 2022adminLeave a Comment

Metro Rail Emergency track side work traffic hours Metro Rail Emergency track side work traffic hours – (1) No routine maintenance shall be undertaken during the hours in which train services normally run except as provided for in sub-rule (2). (2) If emergency repair work is required to be carried out to prevent accidents or to maintain or restore […]

Types of Railway Signals

March 20, 2022June 7, 2022admin3 Comments

Types of Signals Types of Signals :- Signal is a medium to convey a particular pre-determined meaning in non-verbal form. Multiple Aspect Color Light Signal (MACLS): Multiple means more than 2 indications .They may have 3 or 4 different aspects or indications to be given to the driver. These signals have longer range of […]

Principles of Train working and need for signalling

March 4, 2022June 7, 2022adminLeave a Comment

Principles of Train working and need for signalling All over the world Railway transportation is increasingly used, as this mode of transport is more energy efficient and environmentally friendly than road transportation. Trains move on steel rail tracks and wheels of the railway vehicle are also flanged Steel wheels. Hence least friction occurs at the […]