. Bulletin of the Beach Erosion Board. Shore protection; Beach erosion. Direction of Littoral Drift OCEAN NOTE! Materiel passing updrift jetty moves Into submorine canyon FIGURE 52. ESSENTIALLY COMPLETE LITTORAL BARRIER Shore Erosion Zone ;^ Accretion Zone Offshore Breakwater 30 Depth Contour Direction of Littoral Drift OCEAN FIGURE 53. SUBSTANTIAL LITTORAL BARRIER note; Only material moving in woter depth greater then 30" pass this littoral barrier Shore. Ultimate occretion zone if horbor not maintained Accretion Zones Direction of Littoral Drift OCEAN note; This will be a complete litto
. Bulletin of the Beach Erosion Board. Shore protection; Beach erosion. Direction of Littoral Drift OCEAN NOTE! Materiel passing updrift jetty moves Into submorine canyon FIGURE 52. ESSENTIALLY COMPLETE LITTORAL BARRIER Shore Erosion Zone ;^ Accretion Zone Offshore Breakwater 30 Depth Contour Direction of Littoral Drift OCEAN FIGURE 53. SUBSTANTIAL LITTORAL BARRIER note; Only material moving in woter depth greater then 30" pass this littoral barrier Shore. Ultimate occretion zone if horbor not maintained Accretion Zones Direction of Littoral Drift OCEAN note; This will be a complete littoral barrier until shoal inside harbor reaches shore FIGURE 54. TEMPORARY LITTORAL BARRIER 61. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Beach Erosion Board. [Washington, D. C. ] : The Board
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