The fourth Root n-f Diagram

by T. Blench, (F.ASCE), Prof. of Civ. Engrg.; Univ. of Alberta, and Professional Engr.,

Serial Information: Journal of the Hydraulics Division, 1960, Vol. 86, Issue 1, Pg. 63-74

Document Type: Journal Paper


Diagram is presented as alternative to Moody Diagram for those who prefer to use Manning equation for boundary condition called rough; this alternative is modified Moody Diagram in which logarithmic basic phase lines have been linearized, set of linear rough boundary lines has been collapsed into one, and special line relates Manning's n to roughness height.

Subject Headings: Vegetation | Linear functions | Boundary conditions | Domain boundary

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