Revised Local Reference (RLR) Diagram for DUBLIN

Station ID: 432

RLR diagram based on the information in the datum section below

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Datum information

Add 4.815m to data values 1938-1977 to refer to RLR
Add 4.577m to data values 1978 onwards to refer to RLR
RLR is 10.594m below primary benchmark BM (estab. 1970)