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<br /> <br />. ~. <br />110 iU.l..~"~:TI{Ol'f.ILJT.-\:Ii W..\rE" IJ\~THICT <br /> <br />in turn n~sublct the hauling to Belycn Truck Company. All coaling <br />except joint sections was applied in the ,:\1<\('('0 ya,"d at Cle3rwater. <br />The joint coating was finished in the field. followinJ.:" the weldin~. <br />Excavation, backfill, concrete work, placinsr of reinforcement and <br />installation of miscdlaueous metal were sublet to n. A. Wattson <br />Company, Inc. <br />The trt'llch was excavated with a trenching machine, which made <br />most of the bell hole culs in passing, :llld which left the rough grade <br />in slIch condition that a minimum of hand work was required to <br />complete the cradlelike bottom section. The bell holes were finished <br />with a clamshell bucket and by hand. Xo free waler was encoun- <br />tered in the alluvial deposits, which consisted of well compacted <br />silt. except on the LouR' Beach lateral nem the Los Allg~les River <br />where rin~I' sand occurs. Skeleton l<tggillJ.!: onl,\" was n~qllired. the <br />sides of the tn'neh l>eilll! sloped in the river sand area. Trench <br />excavation was started April '27. 1939 on the Long Beach line <br />working from the v.llve structure on the CI"OSS feeder at 223rd <br />Strl'et easterly in that strE't't to the west bank of the Los Angeles <br />River. Pipe laying was completed 011 .July 7th, and all backfilling <br />on September ~. 1 !l~9. This line has a capacity of 30 eubic feet per <br />st.'Cond under a head which varies from 2-10 to .120 feet. Excavation <br /> <br /> <br />, <br /> <br />~ <br /> <br /> <br />-~, <br /> <br />- <br />- <br /> <br />I <br /> <br />Welding stfd J1iJ1t~ <br /> <br />