route survey
noun
a survey for determining the route, grades, etc., of a railroad, highway, or power line.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use route survey in a sentence
It was, of course, of great importance for my route survey to visit a spot so accurately fixed.
Trans-Himalaya, Vol. 1 (of 2) | Sven Hedin
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