CONTENTS 



Page 



INTRODUCTION 1 



BACKGROUND 1 



STATISTICAL SAMPLING THEORY 3 



Sampling by Variables 4 



Sampling by Attributes 6 



Frequency and Probability Distributions 7 



Sampling Techniques 9 



VALIDATION STUDIES 14 



Validation of Sample Predictions 14 



Inspection of Timber Piles at St. Helena Annex 20 



Inspection of Steel Sheet Piles at Naval Station, Mayport . . 28 



ANALYSIS OF VALIDATION INSPECTION DATA 32 



RECOMMENDED SAMPLING PROCEDURES 38 



SUMMARY 42 



CONCLUSIONS AND RECOMMENDATIONS 43 



REFERENCES 43 



APPENDIXES 



A - Table of Normal Distribution Values A-l 



B - Table of Random Numbers B-l 



C - Analysis Tables for St. Helena Data C-l 



D - Analysis Tables for Mayport Data D-l 



