SUBAQUEOUS SLOPE FAILURES IN NORWEGIAN FJORDS

L Bjerrum

1971 · 82 citations · 0 references

Concepts

Abstract

THE PAPER SUMMARIZES THE OBSERVATIONS MADE DURING SIX VERY LARGE SUBMARINE SLOPE FAILURES WHICH HAVE OCCURRED IN FINE SAND AND COARSE SILT DEPOSITS OCCUPYING THE HEAD OF THE FJORDS IN THE MIDDLE PART OF NORWAY. AN INTERPRETATION OF THESE SLIDES DEMONSTRATES THAT THEIR DISASTROUS CHARACTER AND LARGE DIMENSIONS ARE THE RESULT OF THE COMPLETE LOSS IN STRENGTH THAT THESE MATERIALS UNDERGO WHEN INVOLVED IN A SLIDE AND THE EROSION OCCURRING WHEN THE LIQUIFIED SAND MASSES DESCENDS FROM THE INITIAL SLIDE CAVITY. /AUTHOR/