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AH2031 Railway Signalling System - Project Planning 7.5 credits

This course provides insight and experience in the design of railway signal safety systems.


About course offering

For course offering

Spring 2025 Start 14 Jan 2025 programme students

Target group

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Part of programme

Degree Programme in Electrical Engineering, åk 3, Conditionally Elective


P3 (7.5 hp)


14 Jan 2025
16 Mar 2025

Pace of study


Form of study

Normal Daytime

Language of instruction


Course location

KTH Campus

Number of places

Min: 5

Planned modular schedule


For course offering

Spring 2025 Start 14 Jan 2025 programme students

Application code



For course offering

Spring 2025 Start 14 Jan 2025 programme students


Anders Lindahl;


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Course coordinator

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Headings with content from the Course syllabus AH2031 (Spring 2011–) are denoted with an asterisk ( )

Content and learning outcomes

Course contents

  • General principles of signal safety system design
  • Signal and railway operation principles
  • Side protection, front part protection and rail track circuits
  • Shunting movements, interlocking and point switches
  • ATP: function, design and validation
  • Road crossing protection, functionality and design
  • Signaling systems for higher capacity

Intended learning outcomes

The course aims at providing students with basic knowledge of planning and design of signal safety systems for rail traffic through them to:

  • Explain the need for a signal safety system
  • Understand the various components and functions of a signal safety system
  • Designt a secure signaling safety system
  • Optimize the system for increased capacity

Literature and preparations

Specific prerequisites

At least 120 credit academic studies and documented proficiency in Swedish B and English A or equivalent.

Special Qualifications:

AH2029 Railway Signalling System, bc or equivalent.

Recommended prerequisites

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Course compendium

Examination and completion

If the course is discontinued, students may request to be examined during the following two academic years.

Grading scale

A, B, C, D, E, FX, F


  • PRO1 - Project, 7.5 credits, grading scale: A, B, C, D, E, FX, F

Based on recommendation from KTH’s coordinator for disabilities, the examiner will decide how to adapt an examination for students with documented disability.

The examiner may apply another examination format when re-examining individual students.

PRO1 - Project, 7,5 credits, grade scale: A, B, C, D, E, FX, F

Other requirements for final grade

A mandatory project assignment equivalent to 7,5 cr with grading scale A-F.

Opportunity to complete the requirements via supplementary examination

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Opportunity to raise an approved grade via renewed examination

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Ethical approach

  • All members of a group are responsible for the group's work.
  • In any assessment, every student shall honestly disclose any help received and sources used.
  • In an oral assessment, every student shall be able to present and answer questions about the entire assignment and solution.

Further information

Course room in Canvas

Registered students find further information about the implementation of the course in the course room in Canvas. A link to the course room can be found under the tab Studies in the Personal menu at the start of the course.

Offered by

Main field of study

Built Environment

Education cycle

Second cycle

Add-on studies

AH202X Master Degree Project in Railway Operation


Anders Lindahl;