. Case histories of Corps breakwater and jetty structures :. Breakwaters; Jetties; Breakwaters; Jetties. Table 31 Menemsha Creek Jetties Martha's Vineyard, Mass, Date(s) 1945 1969 1981 1982- 1987 Construction and Rehabilitation History The east and west jetties, approximately 250 and 435 ft long, respectively, were constructed by non-Federal interests prior to 1945 (Figure 34). The project, adopted by the government in 1945, included maintenance of the riprap jetties. The west jetty was rebuilt by placing approximately 2,100 tons of cover stone and 900 tons of seal stone. The repairs were made
. Case histories of Corps breakwater and jetty structures :. Breakwaters; Jetties; Breakwaters; Jetties. Table 31 Menemsha Creek Jetties Martha's Vineyard, Mass, Date(s) 1945 1969 1981 1982- 1987 Construction and Rehabilitation History The east and west jetties, approximately 250 and 435 ft long, respectively, were constructed by non-Federal interests prior to 1945 (Figure 34). The project, adopted by the government in 1945, included maintenance of the riprap jetties. The west jetty was rebuilt by placing approximately 2,100 tons of cover stone and 900 tons of seal stone. The repairs were made over a distance of 435 ft at a contract cost of $67,500. The design section consisted of a +7 ft mlw crown elevation, a 6-ft crown width, and 1 side slopes. The east jetty was rebuilt with 20-to 400-lb core stone and 1- to 3- ton cover stone. The design section had 1 side slopes and a 6- ft crown width at +7 ft mlw. The contract price for placing an estimated 2,750 tons of stone was $91,600. Annual visual inspections of the jetties indicated they were in good condition. VINEYARD M £ v SIDE 5LOPE ^N^^"^ 1 ON EL 70 1 % MLW SECTION OF SCALE IN \r LpL-I'LJ JETTIES. Figure 34. Plan view and typical section of Menemsha Creek jetties, Martha's Vineyard, Mass. 69. 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 Sargent, Francis E; Bottin, Robert R; U. S. Army Engineer Waterways Experiment Station; Coastal Engineering Research Center (U. S. ); United States. Army. Corps of Engineers; Repair, Evaluation, Maintenance, and Rehabilitation Research Program. [Vicksburg, Miss. : U. S. Army Engineer Waterways Experiment Station ; Springfield, Va. : available from National Technical Information Service]
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