https://c8.alamy.com/comp/PFFB94/deep-ocean-cable-burial-concept-development-cables-submarine-marine-engineering-civil-engineering-6000-6400-6600-cable-length-ft-figure-d-2-umbilical-length-versus-angle-8000-6000-4000-2000-6400-6600-cable-length-ft-figure-d-3-umbilical-length-versus-tension-72-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-work-rockwell-p-k-naval-construction-battalion-center-port-hueneme-calif-civil-engine-PFFB94.jpg