. Coastal engineering studies in support of Virginia Beach, Virginia, Beach Erosion Control and Hurricane Protection Project : report 1, physical model tests of irregular wave overtopping and pressure measurements. Sea-walls; Sea-walls. + NGVD + ;«'^^â ;:^<f â -;â¢;â¢:;,;â¢!:/' ^y^ ^, N â <⢠SEAWALL .â¢4 â â " LEGEND MODEL PROTOTYPE Wg = LBS W3 = 250 LBS a. Unexposed riprap toe as originally proposed. SEAWALL W3 = LBS Wg = 250 LBS b. Exposed riprap toe as tested ' y Wa ' + NGVD mn^r^^' V oS 1 ⢠tr'.A' â :.'⢠,^-., â â .â¢â â â¢:â :â¢â ⢠SEAWAL
. Coastal engineering studies in support of Virginia Beach, Virginia, Beach Erosion Control and Hurricane Protection Project : report 1, physical model tests of irregular wave overtopping and pressure measurements. Sea-walls; Sea-walls. + NGVD + ;«'^^â ;:^<f â -;â¢;â¢:;,;â¢!:/' ^y^ ^, N â <⢠SEAWALL .â¢4 â â " LEGEND MODEL PROTOTYPE Wg = LBS W3 = 250 LBS a. Unexposed riprap toe as originally proposed. SEAWALL W3 = LBS Wg = 250 LBS b. Exposed riprap toe as tested ' y Wa ' + NGVD mn^r^^' V oS 1 ⢠tr'.A' â :.'⢠,^-., â â .â¢â â â¢:â :â¢â ⢠SEAWALL Wl LEGEND PROTOTYPE LBS Wg LBS W, 1000 LBS 40 LBS c. Stable riprap toe as determined by model tests Figure 6. Riprap toe as proposed and tested 17. 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 Heimbaugh, Martha S; U. S. Army Engineer Waterways Experiment Station; Coastal Engineering Research Center (U. S. ); United States. Army. Corps of Engineers. Vicksburg, Miss. : U. S. Army Engineer Waterways Experiment Station ; Springfield, Va. : available from National Technical Information Service
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