A study on the deflection-controlled design of reinforced concrete floor systems under service loading

CONTENTS

TABLE OF CONTENTS

NOTATION

INTRODUCTION

CHAPTER I A BRIEF SURVEY OF THE PAST STUDIES ON OR RELATED TO THE PRESENT SUBJECT OF DEFLECTION CONTROL OF R/C FLOOR SYSTEMS

SECTION 1 A SUMMARY OF THE PAST STUDIES

SECTION 2 CONCEPTIONS,METHODS,TECHNICS,NUMERICAL DATA AND OTHER MATERIALS UTILIZED IN THIS WORK

REFERENCES FOR CHAPTER I

CHAPTER II AN INVESTIGATED INSTANCE OF R/C BUILDING FLOOR BEHAVIOR

SECTION 1 INTRODUCTORY NOTES

1.SIGNIFICANCE OF FIELD INVESTIGATION FOR THIS STUDY

2.DEVELOPMENT TO DATE IN RESEARCH SECTORS CONCERNED

3.DIRECT ROLES OF THIS CASE STUDY

REFERENCES FOR SECTION 1

SECTION 2 FIELD INVESTIGATION

1.OUTLINES OF THE BUILDING AND DETAILS OF ITS FLOOR STRUCTURE

2.RESEARCH INTO FLOORS IN SERVICE

3.INVESTIGATION IMMEDIATELY BEFORE DEMOLITION

4.SUMMARY AND CONCLUSIONS

REFERENCES FOR SECTION 2

FIGURES AND TABLES TO SECTION 2

CHAPTER III PROPOSED METHODS OF DEFLECTION ANALYSIS

GENERAL DESCRIPTION AND ASSUMPTION

SECTION 1 METHOD-I

§1-A FORMULATION AND ADAPTABILITY CHECK

§1-B METHOD-I-APPLICATION

SECTION 2 METHOD-II

GENERAL CONCEPTION AND ASSUMPTION

§2-A ANALYTICAL SYSTEM FOR BEAMS AND CHECKING OF ITS ADAPTABILITY

§2-B ANALYTICAL SYSTEM FOR SLABS AND CHECKING OF ITS ADAPTABILITY

CHAPTER IV APPLICATION OF THE PROPOSED SYSTEM FOR DEFLECTION ESTIMATION-ADMISSIBLE SECTIONAL DIMENSIONS OF FLOOR ELEMENTS TO BE DESIGNED WITHOUT DEFLECTION CHECK-

GENERAL CONCEPTION

SECTION 1 BEAM DIMENSIONS

OUTLINES

1.INTRODUCTORY NOTES

2.EQUATIONS OF EQUIBRIUM AT MEMBER INTERSECTION

3.CONFIRMATION OF PARTS CONCERNED OF THE AFOREMENTIONED RESULTS

4.BEAMS AS ELEMENTS OF FLOOR SYSTEM

5.SUMMARY AND CONCLUDING REMARK

REFERENCES FOR THE FOREGOING PART OF CHAPTER IV

FIGURES AND TABLES TO SECTION 1

SECTION 2 SLAB DIMENSIONS

GENERAL PRINCIPLES

1.OUTLINES

2.CALCULATION MODELS

3.LONG-TIME SLAB DEFLECTION

4.ADMISSIBLE DEFLECTION OF FLOOR SLABS

5.FLOOR SLABS CAPABLE OF DESIGN WITHOUT DEFLECTION CHECK

6.SUMMARY

CHAPTER V SUPPLEMENTARY STUDY-BIBLIOGRAPHIC REVIEW AND/OR FIELD STUDIES ON PRIME SPECIC ASSUMPTIONS FOR DEFLECTION-CONTROLLED FLOOR DESIGN/NOTABLY ON LOAD,DEFLECTION LIMIT AND EFFECT OF EXECUTION WITH INACCURATE DIMENSIONS-

SECTION 1 DEFLECTION LIMIT

TABLE TO SECTION1(TABLE1)

SECTION 2 SUSTAINED LOADS

§2-A SPECIFIED VALUES IN CODES AND STANDARDS

§2-B INVESTIGATION INTO ACTUAL IMPOSED LIVE LOADS ON A MULTISTOREYED OFFICE BUILDING OF REINFORCED CONCRETE

SECTION 3 A STUDY OF INACCURACY IN DIMENSIONS OF R/C SLABS AND ITS EFFECTS ON THEIR DEFLECTION

1.INTRODUCTION

2.FACTORS INVOLVED IN THE VARIATION OF SLAB DEFLECTION

3.OUTLINES OF DISCUSSED MODELS AND CALCULATION

4.EFFECT OF MAJOR INFLUENCE AGENTS ON LONG-TERM DEFLECTION CALCULATION RESULTS

5.SUMMARY

REFERENCES FOR SECTION 3

FIGURES AND TABLES TO SECTION 3

SUMMARY AND CONCLUDING REMARKS

1.SUMMARY

2.CONCLUDING REMARKS

REFERENCES FOR SUMMARY AND CONCLUDING REMARKS

ACKNOWLEDGEMENT

APPENDIX-A BRIEF HISTORICAL REVIEW OF THE ENGINEERING LITERATURE ON THE DEFLECTION CONTROL OF R/C FLOOR STRUCTURES/A-1

(A)NON-JAPANESE PUBLICATIONS

(B)JAPANESE PUBLICATIONS