esm223_05__Lecture_Notes_fullsize_part-2B-rev

esm223_05__Lecture_Notes_fullsize_part-2B-rev - –...

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31 Site Assessment and Characterization • Use of Remote Sensing and GIS – Disappearance of natural depressions, quarries or pits, wetlands – Variations in vegetation cover – Mounding or uplifted areas – Changes in traffic patterns – Detection of leachate movement – Waste location
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34 Site Assessment and Characterization
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35 Site Assessment and Characterization
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36 Site Assessment and Characterization
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38 Site Assessment and Characterization • Safety first! When in doubt. .. – Adequate protective clothing and equipment – Measure ambient air concentrations with hand-held detectors, first around perimeter – Biological indicators: stressed vegetation or animal life – Check unusual odors, oil slicks – Check condition of storage areas and waste containers: damage, rust, leaks, labeling On-site information
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39 Site Assessment and Characterization • Type of containers for – raw material
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Unformatted text preview: – in-process and product handling: metal or plastic drums – underground storage tanks – above ground tanks – compressed gas cylinders – ponds or lagoons • Natural wind barriers that may not be evident from site plan (buildings, hills, storage tanks) • Examine condition of structures, terrain homogeneity and stability On-site information 40 Site Assessment and Characterization • Determine possible waste disposal areas not indicated in “official” layouts • Determine possible exposure or dispersion pathways (air transport, surface or ground waters, barriers, fractures?) – Sig differences between soil, alluvium and bedrock – Sig differences between saturated and unsaturated • Keep a written record of all your findings at each step – Photographic and/or video records may be very valuable. On-site information...
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This note was uploaded on 08/06/2008 for the course ESM 235 taught by Professor Dunne during the Winter '08 term at UCSB.

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esm223_05__Lecture_Notes_fullsize_part-2B-rev - –...

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