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<br />~ <br />\f) <br />~ <br />N <br /> <br />o <br /> <br />DIVERSION, OUTLET, AND SPILLWAY STRUCTURES <br /> <br />CHAPTER IX-SPILLWAYS <br /> <br />'- <br /> <br />INTRODUCTORY MATERIAL <br /> <br />SECTION <br />147 General description.................. <br />US' Geology of splllway sites. . . . . . . . <br /> <br />PAGE <br />255 <br />201 <br /> <br />PRELIMINARY DESIGNS <br /> <br />149 Early tentative designs, . . . . . . . . . . . . . . . . . . . . <br />150 Glory,hole spillway." ' , , , , ' " , .. , " , , , , , ' <br />151 Side-channel spillway with free crest. . <br />152 Side-channel spillway with Stoney gate. . . . . . <br />153 Stoney-gate spillway. . . . . . . . . . . . . . . . . . . . . . . . . . . . . <br />154 Side-channel spillway with siphon crest. . . . . . . . . . <br />155 Side-channel spillway with dnun gates. . . <br />156 Tests of model M-l.. . . . , . . .. . .. . . . . <br />167 Semifinal designs and model studies. . . <br /> <br />264 <br />260 <br />268 <br />270 <br />27:J <br />274 <br />274 <br />275 <br />27" <br /> <br />FINAL DESIGNS <br /> <br />158 <br />159 <br />160 <br />161 <br />162 <br /> <br />General........... <br />Model studies of final design. . <br />Piers and aeration. . . . . . . . . . . . . . <br />Similarity of results. . . . . . . . <br />Weir crest........ .......... <br /> <br />2BO <br />2BO <br />282 <br />282 <br />285 <br /> <br />STRUCTURAL DESIGN <br /> <br />163 Spillway weirs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287 <br />164 Piers ...... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21}2 <br />165 Drum gates. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 294- <br />166 Gate seals. ... . . . . . . . . .. .......... . . . . . . . . . . . . 294- <br />167 GILte operation.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296 <br />168 Operation and maintenance facilities. ..... . .. .......... 297 <br />169 Side channels. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ........ 290 <br />170 Inclined tunnels and transitions..... ... ... ... 304 <br />171 Founda.tion grouting. ......... ............ 313 <br />172 Draina.ge...................................................... 316 <br />173 Approach channel proteetion.... ......................... 3Ii <br />174- Contraction joint grouting..... ........ 318 <br />175 Bridge at Arizona spillway...... ................. 318 <br /> <br />CONSTRUCTION <br /> <br />176 Excavation . . . . . . . . . . . . . . . . . . . . <br />177 Founda.tion grouting... ............ <br />178 Pla.cement of conerete. . . . . . . . . . . . . . . . . . . . <br />179 Drum gate installations. . . . . . . . . . . . . . . . . . . . <br />180 Arizona highway bridge. . . . . . . . . . . . . . . . . . <br />181 Grouting weir joints... . . . . . .. . . . . . . . . . . . . . . . . . .. . . . . . . . . <br />182 SpilJway tunnel outlet structures... . ....... .. .. .. .. . <br />183 QU&Jltities and costs........... .......................... <br /> <br />323 <br />324 <br />325 <br />333 <br />335 <br />337 <br />339 <br />330 <br /> <br />. <br />