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Signalling testing

Mechanical Interlocking Testing Course

Signalling Testing Courses

Duration 10 Days
Location Derby or Any location subject to equipment requirements
Delegates Maximum 6

Bespoke & Private Courses

We can also reserve a course for your company exclusively, and we can design courses to meet your company's specifications. Please contact us to discuss your requirements.

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This course is intended to enable mechanical locking fitters to perform principles testing of mechanical interlocking frames.

Key Features


  • The signal box and its components
  • Relationships between the parts
  • The principles of mechanical locking
  • Styles of locking frames and tables
  • Relationship of tables to layouts Locking layout associated with tables
  • Mechanical locking testing principles and methods
  • Relationship between testing method and frame construction


  • Exercise in production of locking tables and locking
  • Demonstration of locking and testing of locking on a variety of interlocking frames of different style and complexity

Course Outcomes

  • To gain a good underpinning knowledge base about the construction of mechanical interlocking frames.
  • To understand the factors that determine how mechanical interlocking is implemented.
  • To gain some practical experience of designing mechanical interlocking for a selection of layouts.
  • To gain some practical experience of performing Principles testing on a selection of frames.

Assessment and Certification

Achievement of the Course Outcomes will be assessed by a theory and practical assessment of testing technique.

The delegate’s achievement of the Course Outcomes will be confirmed by a certificate which will be forwarded to the nominated client contact following the course.


A well prepared delegate is expected to have some mechanical signalling experience.

Practical Information

Duration: 10 Days including assessment

Location: at our Derby training centre, or on your premises (access to equipment is a requirement of this course)

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