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National Field Manual for the Collection of Water-Quality Data (TWRI Book 9)Chapter A8. Bottom-Material Samples (Version 1.1, 6/2005) [431 KB PDF]
This report is in pdf format. Download a copy of Adobe Acrobat Reader for free. AbstractChapter A8 provides guidelines for the equipment and procedures needed to collect and process samples of bottom material for the evaluation of surface-water quality. Table of ContentsIntroduction Purpose and scope Field manual review and revision Acknowledgments 8.1 - Field trip preparations 8.2 - Site selection 8.2.1 - Location of sampling sites 8.2.2 - Number of sampling sites 8.3 - Sampling equipment 8.3.1 - Equipment selection 8.3.1.A - Samplers 8.3.1.B - Sieves 8.3.2 - Decontamination 8.4 - Sample collection 8.4.1 - Sampling procedures 8.4.2 - Quality-control procedures and requirements 8.4.2.A - Split samples 8.4.2.B - Concurrent replicate samples 8.5 - Sample processing 8.5.1 - Compositing and subsampling 8.5.2 - Sieving and sample handling 8.6 - Sample packaging and shipping 8.6.1 - Sample identification and packaging 8.6.2 - Shipping containers and sample shipment >8.6.3 - Analytical services request form 8.7 - Checklist of field equipment and supplies Conversion factors and abbreviations Selected references and technical memorandums Return to Field Manual Table of Contents Archive of Chapter A8 |