Due to the construction work next to the live NR property, weekly inspection were performed by the contractors to measure the cant and twist of tracks. The conventional method is using ATS inconjunction with prisms attached to the railway tracks. However, the current optical solution is strictly relying on Line of Sight, otherwise additional ATS unit must be deployed to cover larger area of concerns.Once the data is collected, the site surveyor had to manually upload it to the system and create a report as request.

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