Indian Railway main logo Welcome to Indian Railways
Search :  
Increase Font size Normal Font Decrease Font size
View Content in Hindi
National Emblem of India

About Us

Tenders

News & Updates

Other Info

Supplier Information

Contact Us



 
Bookmark Mail this page Print this page
QUICK LINKS
Automatic Signaling System

Automatic Block Working is a system of train working in which movement of the trains is controlled by the automatic stop signals. These signals are operated automatically by the passage of trains ?into?, ?through? and ?out? of the automatic signalling sections. Following are the essentials of Automatic Block System.

Where trains are worked on Automatic Block System: -

(a) The line is track circuited throughout its length and divided into a series of automatic signalling sections each of which is governed by an Automatic Stop Signal.

(b) The movement of trains is controlled by stop signals, which are operated automatically by the passage of trains past the signals.

(c) No Automatic Signal assumes 'OFF' unless the line is clear not only upto the stop signal ahead, but also an adequate distance beyond it.

Working of Automatic signalling is represented as under :







Source : Central Railway / Indian Railways Portal CMS Team Last Reviewed on: 24-11-2011  


  Admin Login | Site Map | Contact Us | RTI | Disclaimer | Terms & Conditions | Privacy Policy Valid CSS! Valid XHTML 1.0 Strict

© 2010  All Rights Reserved.

This is the Portal of Indian Railways, developed with an objective to enable a single window access to information and services being provided by the various Indian Railways entities. The content in this Portal is the result of a collaborative effort of various Indian Railways Entities and Departments Maintained by CRIS, Ministry of Railways, Government of India.