Overview
What is a Railway Survey?
Railway surveying involves high-precision measurements to determine the alignment, gradients, and curvature of railway tracks. It includes reconnaissance for new lines, preliminary surveys for route finalization, and final location surveys for track laying, as well as surveys for gauge conversion or track doubling.
Why is it Required?
Trains cannot negotiate sharp curves or steep gradients like road vehicles. Therefore, railway alignments require extremely precise geometric design. Accurate survey data is crucial to maintain safety, ensure passenger comfort, and minimize earthwork costs.
Key Services
Final Location Survey (FLS) — Pinpointing the final track alignment
Track Doubling Surveys — Mapping existing tracks for adding parallel lines
Yard and Station Surveys — Detailed mapping for station redevelopment
OHE Profile Survey — Overhead Equipment alignment surveys
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