XXX TABLE OP CONTENTS. 



ABT. 



11. Lenticular girder, or system of Pauli 858 



12. Remarks upon above system The most economical system for long 



spans 363 



NOTE TO CHAPTER H. 



14. Equilibrium polygon considered as & frame 366 



NOTE TO CHAPTER V., ART. 51. 



15. Beam subjected to given force system Maximum moment at any 



cross-section. 368 



NOTE TO CHAPTER XII. 



16. Pivot or draw span Practical example Solution by diagram By 



method of moments By resolution and composition of forces .... 369 



17. Relative economy of the continuous girder 378 



18. Continuous girder supports out of level 381 



NOTE TO CHAPTER XIV. THE BRACED ARCH. 



19. Practical example of the braced arch. 38t> 



20. Arch hinged at both abutments and crown. 387 



21. Arch hinged at abutments only 390 



23. Temperature strains for above 395 



26. Arch continuous at crown Fixed at ends 398 



27. Temperature strains for above .' 402 



28. Advantage of arch with fixed ends for long spans Comparison with 



the St. Louis arch 403 



