Supplementary data: Absolute vertical motion of NAP



The backbone of the Amsterdam Ordnance Datum (NAP) is a network of about 400 primary subsurface markers. Relative movements between the primary subsurface markers are measured with spirit levelling once in 10-20 years. We investigated absolute (truncated)
Date made available2020
PublisherTU Delft - 4TU.ResearchData
Date of data production1991 - 2019
Geographical coverageLocations for "Absolute vertical motion of NAP"

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