Revised Local Reference (RLR) Diagram for HEL

Station ID: 146

RLR diagram based on the information in the datum section below

If the image above appears blurry, or you would like to see a larger image, please view the full-sized image of the RLR diagram.

Datum information

Add 3.295m to data values 1901-1915 to refer to RLR
Add 5.310m to data values 1931-1938 to refer to RLR
Add 1.947m to data values 1965-1966 to refer to RLR
RLR is 10.200m below primary benchmark BM Church