Tidal Range 4 : The difference in height between mean lower low water and mean higher high water or, in places having only one tide daily, between mean low water and mean high water
NFPA 307 Standard for the Construction and Fire Protection of Marine Terminals, Piers, and Wharves, 2000 ed. https://www.nfpa.org/assets/files/AboutTheCodes/30 7/307-A2005-ROC.pdf, (Std: Const and Fr Prac of Mrn Term , Piers, and Wharves - Amer) {295 NFC}