SLIDE SHOW ON GRAVEL DEPOSIT MODELS AND MEASURING AGGREGATE QUALITY, FRONT RANGE URBAN CORRIDOR, COLORADO

6/11/98


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Table of Contents

SLIDE SHOW ON GRAVEL DEPOSIT MODELS AND MEASURING AGGREGATE QUALITY, FRONT RANGE URBAN CORRIDOR, COLORADO

FRONT RANGE INFRASTRUCTURE RESOURCES PROJECT DEMONSTRATION AREA

DISCUSSION TOPICS

PHYSIOGRAPHIC SETTING GRAVEL DEPOSIT MODELS FRONT RANGE URBAN CORRIDOR

COMPONENTS OF GRAVEL DEPOSIT MODELS

FIELD MEASURES OF GRAVEL QUALITY

GRAVEL STRATIGRAPHY POUDRE VS SOUTH PLATTE VALLEYS

SAMPLING STRATEGIES FOR GRAVEL STUDIES

COMPONENTS OF STATISTICAL VARIATION

ERROR ACCOMPANIES ANY SAMPLING PROCEDURE

ESTIMATES OF ERROR FOR GRAVEL PARTICLE SIZE

EXAMPLES OF TARGET VARIANCE

HIERARCHICAL SAMPLE PLAN: POUDRE VALLEY GRAVEL

ESTIMATES OF VARIANCE COMPONENTS POUDRE GRAVEL PARTICLE SIZE

POUDRE VALLEY GRAVEL SIZE

SAMPLE PLAN FOR SOUTH PLATTE GRAVEL

STRATIGRAPHIC VARIATION IN GRAVEL SIZE SOUTH PLATTE STUDY AREA

Authors: David A. Lindsey and William H. Langer

Email: dlindsey@usgs.gov

Front Range Infrastructure Resources Project: http://webserver.cr.usgs.gov/frirp/FRIRP.html

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U.S. Department of the Interior
U.S. Geological Survey

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For more information about this report contact: David A. Lindsey
Last updated 10 Jan 2013