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From page 1... ... CONTENTS 1 SUMMARY 3 CHAPTER ONE INTRODUCTION Background and Objective, 3 Methods of Study, 3 Organization of Report, 4 5 CHAPTER TWO STATE OF MECHANICALLY STABILIZED EARTH WALL INVENTORY PRACTICE Introduction, 5 Parties with Responsible Charge for Mechanically Stabilized Earth Walls, 5 Agencies Having Inventories, 6 Nature and Scope of Inventories, 6 Constraints on Inventory Development and Asset Management Activities, 8 10 CHAPTER THREE COLLECTION OF MECHANICALLY STABILIZED EARTH WALL DATA Types of Data Contained in Wall Inventories/Databases, 10 Frequency of Field Inspections and Monitoring Activities, 16 Collection of Corrosion and Degradation Data, 16 20 CHAPTER FOUR ASSESSMENT AND USE OF MECHANICALLY STABILIZED EARTH WALL DATA Assessment and Interpretation of Data, 20 Use of Performance Assessments in Decision Making, 22 24 CHAPTER FIVE OUTCOMES AND LESSONS LEARNED Policies and Practices Developed to Improve Performance of Mechanically Stabilized Earth Walls, 24 Most Important "Lesson Learned", 25 27 CHAPTER SIX CONCLUSIONS Current State of Practice, 27 Direction of State of Practice, 27 Effective Practices, 28 Areas Needing Improvement and/or Research, 28 29 REFERENCES 31 APPENDIX A SURVEY QUESTIONNAIRE 43 APPENDIX B LIST OF SURVEY RESPONDENTS Read the entire page →
From page 2... ... 45 APPENDIX C "MOST SIGNFICANT LESSON(S) LEARNED" AS REPORTED BY AGENCIES 47 APPENDIX D RESEARCH PROBLEM STATEMENT 49 APPENDIX E EXAMPLES OF EXISTING METHODOLOGY AND TOOLS DEVELOPED AND PROVIDED BY AGENCIES APPENDIX E IS WEB-ONLY AND CAN BE FOUND AT WWW.TRB.ORG, SEARCH ON "NCHRP SYNTHESIS 437." Note: Many of the photographs, figures, and tables in this report have been converted from color to grayscale for printing. Read the entire page →

From page 1...

... CONTENTS 1 SUMMARY 3 CHAPTER ONE INTRODUCTION Background and Objective, 3 Methods of Study, 3 Organization of Report, 4 5 CHAPTER TWO STATE OF MECHANICALLY STABILIZED EARTH WALL INVENTORY PRACTICE Introduction, 5 Parties with Responsible Charge for Mechanically Stabilized Earth Walls, 5 Agencies Having Inventories, 6 Nature and Scope of Inventories, 6 Constraints on Inventory Development and Asset Management Activities, 8 10 CHAPTER THREE COLLECTION OF MECHANICALLY STABILIZED EARTH WALL DATA Types of Data Contained in Wall Inventories/Databases, 10 Frequency of Field Inspections and Monitoring Activities, 16 Collection of Corrosion and Degradation Data, 16 20 CHAPTER FOUR ASSESSMENT AND USE OF MECHANICALLY STABILIZED EARTH WALL DATA Assessment and Interpretation of Data, 20 Use of Performance Assessments in Decision Making, 22 24 CHAPTER FIVE OUTCOMES AND LESSONS LEARNED Policies and Practices Developed to Improve Performance of Mechanically Stabilized Earth Walls, 24 Most Important "Lesson Learned", 25 27 CHAPTER SIX CONCLUSIONS Current State of Practice, 27 Direction of State of Practice, 27 Effective Practices, 28 Areas Needing Improvement and/or Research, 28 29 REFERENCES 31 APPENDIX A SURVEY QUESTIONNAIRE 43 APPENDIX B LIST OF SURVEY RESPONDENTS

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From page 2...

... 45 APPENDIX C "MOST SIGNFICANT LESSON(S) LEARNED" AS REPORTED BY AGENCIES 47 APPENDIX D RESEARCH PROBLEM STATEMENT 49 APPENDIX E EXAMPLES OF EXISTING METHODOLOGY AND TOOLS DEVELOPED AND PROVIDED BY AGENCIES APPENDIX E IS WEB-ONLY AND CAN BE FOUND AT WWW.TRB.ORG, SEARCH ON "NCHRP SYNTHESIS 437." Note: Many of the photographs, figures, and tables in this report have been converted from color to grayscale for printing.

Read the entire page →

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