TA3LE OF CONTENTS. . XXV 



CHAPTER IX. 



LOADED AND UNLOADED SPANS. 



AST. PAOB 



91. Unloaded span. 141 



92. Two successive unloaded spans 141 



93. The fixed points 142 



94. Shearing force Keactions at the supports, and moments in the un- 



loaded spans 143 



95. Loaded spans 143 



96. Two successive loaded spans 144 



97. Arbitrary loading 145 



CHAPTER X. 



SPECIAL CASES OF LOADING. 



98. Total uniform load 147 



99. Practical examples Girder of four spans 148 



100. Partial uniform load, 149 



101. Concentrated load. 153 



CHAPTER XI. 

 METHODS OF LOADING CAUSING MAXIMUM STRAINS. 



102. Maximum shearing force 155 



103. Maximum moments 157 



104. Determination of the maximum shearing forces 159 



105. Determination of the maximum moments 161 



106. Practical simplifications of the method 162 



107. Approximate practical constructions 163 



1st. Beam of two spans Moments 163 



Beam of two spans Shearing forces 164 



2d. Beam of three or more spans Moments 164 



Beam of three or more spans Shearing forces 165 



108. Method by resolution of forces Draw spans 166 



CHAPTER XII. 



CONTINUOUS GIRDER CONTINUED COMBINATION OP 

 GRAPHICAL AND ANALYTICAL METHODS. 



111. Method of finding shearing forces, when inflection points are 



known. 168 



1st. Loaded span 168 



2d. Unloadedspan 169 



112. Determination of inflection points Inflection verticals 170 



113. Beam fixed horizontally at ends 171 



114. Example '. 172 



115. Counterbracing 174 



