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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.
Add 5.998m to data values 1979-1981 to refer to RLR
Add 5.318m to data values 1983-1996 to refer to RLR
Add 5.758m to data values 2006-2007 to refer to RLR
Add 5.888m to data values 2008 onwards to refer to RLR
RLR is 8.293m below primary benchmark 014A