CONTENTS. 



CHAPTER IV. 



PAGB 



STRESS OR STRAIN, AND STABILITY OF STRUCTURE.. 79 



Moment of Forces Equilibrium Resistance to Overturning 

 Wind-pressure Hydrostatic Pressure Resistance Offered by 

 Material. 



CHAPTER V. 



MECHANICAL PRINCIPLES TOO 



Stresses Bending and Resisting Moments Modulus of Elas- 

 ticity Radius of Gyration The Gordon Formula for Strength of 

 Columns Straight-line Compression Formula. 



CHAPTER VI. 



THE STRESSES IN A STEEL WATER-TOWER 109 



Gravity Stress Nomenclature Stresses in the Cylinder 

 Stresses in the Cone Stresses in the Segment of a Sphere; 

 Stresses in the Joint Eetween the Bottom and the Cylinder 

 Stresses in the Circular Girder Stresses in the Posts Stresses 

 Resulting from the Horizontal Thrust at the Top of the Posts 

 Stresses in Ring at Top of Posts Horizontal Stresses in Plane of 

 Change of Inclination of Posts Horizontal Stresses at the Ease 

 of the Tower Wind-stresses In Cylinder In Tower Loads on 

 the Foundations Conclusions. 



CHAPTER VII. 



RIVETING 142 



Efficiency of Riveted Joint Single-riveted Joint Double-riveted 

 Joint Triple-riveted Joint Double- welt Butt-joint Pitch of Rivets 

 Size of Rivets in Relation to Thickness of Plates Rivet Sizes and 

 Spacing for Structural Work. 



CHAPTER VIII. 



DESIGNING 162 



Strain-sheet Application of Mechanical Principles Thickness 

 of Plate Joint Efficiency Bed-plate and Connection Details 

 Method of Anchorage. 



