scope:

The product requirements herein apply to Overlay MSL type of level crossing.

The Overlay MSL is designed to be a cost effective and safe level crossing system using red and green light indications. It may be installed at level crossing sites designated as User Worked Crossings, Bridleways and Footpaths.

The product is designed to provide protection to the right of way user by means of red and green lights plus an audible warning. The product has provision to interact with Power Operated Gate Opener equipment. It does not have the ability to interact with any other signalling systems.

The equipment is design to be independent of all other signalling infrastructure, therefore it is only suitable for simple configurations of railway.

This document specifies the product acceptance criteria for the Overlay Miniature Stop Light system for use at user worked, footpath and bridleway level crossings.