Structural Analysis, Fourth Edition , SI Edition

899 Pages·2010·16.81 MB·English

by  Aslam Kassimali

CONVERSIONS BETWEEN U.S.CUSTOMARY UNITS AND SI UNITS (Continued)
Times conversion factor
U.S. Customary unit Equals SI unit
Accurate Practical
Moment of inertia (area)
inch to fourth power in.4 416,231 416,000 millimeter to fourth
power mm4
inch to fourth power in.4 0.416231(cid:6) 10(cid:4)6 0.416(cid:6)10(cid:4)6 meter to fourth power m4
Moment of inertia (mass)
slug foot squared slug-ft2 1.35582 1.36 kilogram meter squared kg·m2
Power
foot-pound per second ft-lb/s 1.35582 1.36 watt (J/s or N·m/s) W
foot-pound per minute ft-lb/min 0.0225970 0.0226 watt W
horsepower (550 ft-lb/s) hp 745.701 746 watt W
Pressure; stress
pound per square foot psf 47.8803 47.9 pascal (N/m2) Pa
pound per square inch psi 6894.76 6890 pascal Pa
kip per square foot ksf 47.8803 47.9 kilopascal kPa
kip per square inch ksi 6.89476 6.89 megapascal MPa
Section modulus
inch to third power in.3 16,387.1 16,400 millimeter to third power mm3
inch to third power in.3 16.3871(cid:6)10(cid:4)6 16.4(cid:6)10(cid:4)6 meter to third power m3
Velocity (linear)
foot per second ft/s 0.3048* 0.305 meter per second m/s
inch per second in./s 0.0254* 0.0254 meter per second m/s
mile per hour mph 0.44704* 0.447 meter per second m/s
mile per hour mph 1.609344* 1.61 kilometer per hour km/h
Volume
cubic foot ft3 0.0283168 0.0283 cubic meter m3
cubic inch in.3 16.3871(cid:6)10(cid:4)6 16.4(cid:6)10(cid:4)6 cubic meter m3
cubic inch in.3 16.3871 16.4 cubic centimeter (cc) cm3
gallon (231 in.3) gal. 3.78541 3.79 liter L
gallon (231 in.3) gal. 0.00378541 0.00379 cubic meter m3
*An asterisk denotes an exactconversion factor
Note:To convert from SI units to USCS units, divideby the conversion factor
5
Temperature Conversion Formulas T(°C)(cid:2)(cid:3)(cid:3)[T(°F)(cid:4)32](cid:2)T(K)(cid:4)273.15
9
5
T(K)(cid:2)(cid:3)(cid:3)[T(°F)(cid:4)32](cid:5)273.15(cid:2)T(°C)(cid:5)273.15
9
9 9
T(°F)(cid:2)(cid:3)(cid:3)T(°C)(cid:5)32(cid:2)(cid:3)(cid:3)T(K)(cid:4)459.67
5 5
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Structural Analysis
Fourth Edition, SI
Aslam Kassimali
Southern Illinois University—Carbondale
SI Edition prepared by Amit Prashant,
Indian Institute of Technology, Kanpur
Australia (cid:2)Brazil (cid:2)Japan (cid:2)Korea (cid:2)Mexico (cid:2)Singapore (cid:2)Spain (cid:2)UnitedKingdom (cid:2)UnitedStates
StructuralAnalysis,FourthEdition,SI ª2011CengageLearning
AslamKassimali
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IN MEMORY OF AMI
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Contents
Prefaceto theSI Edition xiii
Preface xiv
PART ONE INTRODUCTION TO STRUCTURAL ANALYSIS AND LOADS 1
1 Introduction to Structural Analysis 3
1.1 Historical Background 4
1.2 RoleofStructuralAnalysisinStructuralEngineeringProjects 6
1.3 Classification of Structures 7
1.4 Analytical Models 12
Summary 16
2 Loads on Structures 17
2.1 Dead Loads 18
2.2 Live Loads 21
2.3 Impact 24
2.4 Wind Loads 24
2.5 Snow Loads 32
2.6 Earthquake Loads 35
2.7 Hydrostatic and Soil Pressures 37
2.8 ThermalandOther E¤ects 37
2.9 Load Combinations 37
Summary 38
Problems 39
vii