Description

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A railway datum plate is a small marker fixed to nearby structures like platforms,
bridges, or masts to help engineers measure and maintain precise track alignment,
What the Markings Mean
• Plate ID (Top Number): A sequential number that identifies the specific plate location.
• Offset: The horizontal distance measured from the plate to the edge of the nearest rail.
• Cant: The degree of banking or elevation difference between the two rails on curves.
• Track Identifier: Letters showing which specific line the plate refers to (such as Down or Up Main).
Understanding the Slider Blocks
• Slider Position: Set at the height of the nearest rail to monitor vertical alignment and track level.
• Red Block: Shows the actual physical position of the track when the plate was installed.
• Green Block: Shows the ideal design position used for modern alignment standards and tighter safety clearances
Railway Datsum Plates OO/O/TT:120 & N Gauge
Carefully Cut Out/And Install On Platform Faces/Lower Bridge Trusses's & Masts

Specifications

• Manufacturer: West Hill Wagon Works