. The Bell System technical journal . produced a 30-foot channel across the bar. The samenight, tension breaks occurred in the submarine cable from Barranquillato Maracaibo, which crosses the submarine canyon 15 miles off themouth of the Magdalena in a depth of about 700 fathoms. The cable,^vhen brought up for repair, was tightly wrapped with green grass of atype which grows in the marshes near the jetties. The same pattern has been repeated 15 times since the cable was laidin 1930. The breakage of the cables has occiu-red most fi-equently inAugust and late November to early December; the two
. The Bell System technical journal . produced a 30-foot channel across the bar. The samenight, tension breaks occurred in the submarine cable from Barranquillato Maracaibo, which crosses the submarine canyon 15 miles off themouth of the Magdalena in a depth of about 700 fathoms. The cable,^vhen brought up for repair, was tightly wrapped with green grass of atype which grows in the marshes near the jetties. The same pattern has been repeated 15 times since the cable was laidin 1930. The breakage of the cables has occiu-red most fi-equently inAugust and late November to early December; the two periods of the 1090 THE BELL SYSTEM TECHNICAL JOURNAL, SEPTEMBER 1957 highest water of the river and of the strongest trade winds — conditionsfavorable for the triggering of turbidity currents. A chart of the areashowing the cable breakage on the steep continental slope is shown inFig. 27. Fig. 28 shows areas of the world inaccessible to shallow-water-derivedturbidity currents, because of their elevation or because of protective f. EXPLANATION • • • PISTON CORE STATIONSATLANTIS CRUISE A 1 80 SUBMARINE TELEGRAPHCABLES Al/^/^. ;(\\: / AREA OF SLIDES ANDSLUMPS NEAR EPICENTER AREA TRAVELLED BYDESTRUCTIVE TURBIDITYCURRENT. CABLES BROKENAND REMOVED
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Keywords: ., bookcentury1900, bookdecade1920, booksubjecttechnology, bookyear1
