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<br />~.!) <br />~ <br />~ <br />N <br /> <br />CHAPTER IX-PRESTRESSING--Continued <br /> <br />DETAILS OF PRESTRESSING OPERATIONS <br />Section PrIg, <br />191. Upper Nevada penstock N-6nnn___hn____hhh_n_n______ 300 <br />192. Sequence of prestressing in upper Nevada unit____________________ 803 <br />193. Upper Nevada 3Q.-foot header__ __nn__Uh_n_______n______u 303 <br />194. Upper Nevada 25-foot header_uu_hh_n_____u___u_u_u_u 304 <br />195. Upper Arizona penstock and outlet headeru_u__hh__h____h__ 306 <br />196. Lower Nevada. header, straight sectioD______n _________u___un_ 307 <br />197. Lower Nevada header, curved sectiOD___n_________u_______nn 307 <br />198. Lower Arizona penstock and outlet header____.___________________ 309 <br /> <br />c <br /> <br />CHAPTER X-TESTING <br /> <br />199. Introduction_ _ _ _ ___ _ __ _ _ __ _ _ _ _ u_ _ _ __ _ u_ _ _ _u _ u _ u u_ _ u_ __ 311 <br />200. General program and procedureuu____n____nn_nnh_nnn_ 316 <br />201. Thirty-foot test bulkheaduu_u_u____u_____u___u____h____ 317 <br /> <br />DETAILS OF TESTING OPERATIONS <br /> <br />202. Upper Nevada unituu_hh_nn_____hh__hhhhUh__h__ 320 <br />203. Defect in section UN-19________un_uhn____________________ 322 <br />204. Lower Nevada unit_ _ _ _ _______________________________________ 325 <br />205. Defect in section LN-73uuu_h___nuu_u__hhhh___n___ 326 <br />206. Lower Arizona unit___nnn__U__hhnn__________U_Un_h 327 <br />207. Defects in lower Arizona unitnn_nu_nn_nnuuu____=_____ 327 <br />208. Upper Arizona unit___uuu_un___n__uuhhh___n_______ 328 <br />209. Defect in section UA-5L___nuuu_______________u__n__h__ 329 <br />210. Stresses during pressure tests____hn_h__h__h__h____hhh__ 329 <br /> <br />CHAPTER XI-CLEANING AND PAINTING <br /> <br />INTRODUCTION <br />211. Summary____________________________________________________ 333 <br />GENERAL REQUIREMENTS <br /> <br />212. Provisions of specifications_____________________________________ 334 <br />213. Final requirements_____n__n________n__________n___________ 334 <br /> <br />BITUMINOUS OR COAL-TAR PRIMER <br /> <br />214. Composition and physical chara.cteristi08__~____________________n 335 <br />215. Te.ting methoda_n_hhnn____h___n_n_____uu__n___n__ 335 <br />216. Working properties____n_nh_nn_n__nU__n_hnn_h_n__ 336 <br /> <br />BITUMINOUS OR COAL-TAR ENAMEL <br /> <br />217. Composition and physical characteristics_________________________ 336 <br />218. Application and workability_nnn____n___hnn_n_nn___h_ 337 <br />219. Toughness and adhesion______Uh____n_n____n_______n_n__ 337 <br />220. Decomposition or alteration_____n___________________________n 337 <br />221. Specifications for grade A enarneL__n________h_n_________n__ 338 <br />222. Working properties of grade A enarneLnn_nnnn_n___u___n 33S <br /> <br />-' <br />