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 10.182m to data values 1930-1963 to refer to RLR
Add 5.182m to data values 1964-1996 to refer to RLR
Add 4.544m to data values 1997 onwards to refer to RLR
RLR is 11.800m below primary benchmark Attach-2