ROAD FOUNDATIONS
IN DEVISING THE METHOD DESCRIBED, GEOLOGISTS OF THE NATIONAL INSTITUTE FOR ROAD RESEARCH DREW UP A GRADED LIST OF POINTS ON WHICH THEY ASSESS THE SUITABILITY OF ROCK FOR ROAD FOUNDATION WORK. THE LIST WAS TESTED AND MODIFIED SO THAT THE METHOD IS SO SIMPLIFIED THAT PEOPLE WITHOUT GEOLOGICAL EXPERIENCE CAN LEARN TO IDENTIFY THE WEATHERING CONDITION OF ROCKS WITH ACCEPTABLE ACCURACY. INDEX PARTS ARE AWARDED FOR FOUR QUALITIES UNDER THE FOLLOWING HEADINGS' LUSTRE, HARDNESS AND CONSISTENCY, STATE OF CRYSTALLISATION. THE ONLY EQUIPMENT REQUIRED IS A SMALL MAGNIFYING GLASS AND A HARDENED STEEL NEEDLE. /RRL/
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Supplemental Notes:
- pp 22-24, 1PHOT, 3 FIG
- Publication Date: 0
Media Info
Subject/Index Terms
- TRT Terms: Assessments; Consistency; Crystallization; Foundations; Hardness; Highways; Lenses (Optics); Rocks; Weathering
- Uncontrolled Terms: Magnification; Needles
- Old TRIS Terms: Luster
- Subject Areas: Finance; Geotechnology; Highways;
Filing Info
- Accession Number: 00230887
- Record Type: Publication
- Source Agency: Road Research Laboratory /UK
- Files: TRIS
- Created Date: Aug 15 2004 1:52AM