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<br />'''o6\i1S 30
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<br />~~INTENANCE 1939
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<br />Maintenance 0n a systen as larce ~s the Interst~te Divisi:>n is a
<br />c0ntinuine process, Each senSJn th~r~ is sand ~nJ silt to be renJved frJn
<br />the cElnnl an~: laternJ. Secti;:>n, errJJe,l bank bJth insi:o ~,n": Jutside, tJ be
<br />pr)tected, structures t) be repaired nnd re)l~ccJ nn": drainaee ditches to be
<br />cleaned, besi~es nuner0us Jther itvos.
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<br />DurinC the 1939 Se1l.s;:>n there was .nly nb;:>ut 20,000 cubic yards :>f
<br />sand tJ reo;:>ve frJn the main canal secti"nj this is ouch less than usual and is
<br />partly due tJ the gravel placed In the insile and outside :>f the canal banks,
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<br />The sreatest an0unt Jf sand at any Jne ?Jint in the canal was carried
<br />in fr)o the river and deposited at canal nile 1.4, There is a sluce pipe IJcatcd
<br />fr;:>nt )f the canal hec'lentes nt '/halen diversi.:m Dan but s JL1e san:.: is carried
<br />intJ the canal, a lar'/;'e p~rtLm of which is -le)Josite.: 'It station 1,4. The
<br />deposit during the past seaSJn anJunteJ tj S500 cubic yards. ;.ftcr the irrig~
<br />ation seas~n when water was available, 6500 cubic ynr,:s ..f sanL: was sluice::
<br />thr:>ueh the sluice way at nile 1.4., en": the re,Xlinin~ 200 cubic yards will
<br />be sluiced "ut in the spring.
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<br />The sand was reooved fr;:>o ether psints on the cnn~l with toans.
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<br />There arc ccrtain secticns of the L1Cin can~l ~t which the' sand
<br />D..ccUf,lUl"te": e.:lch season and frJo ;'lhich it h~s t;:> be n"ved eC\ch ye::,r, there are
<br />ulles 1.4, 10, 46.1;' 62,S, 74.9, 90,5, and 93.5. The (,,).Jsits ,..re oecasbned by
<br />the canal alignment.
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<br />Bottoo sccur ;:>ccurred in ;:1Cny places thr)u~h~ut.the first 50 niles
<br />of the LUlin canal, the ,"erst were near olles 5, S, an~ IS, these were repaired
<br />by filline the trench \vith soil a.n~ then cJverinc with rock.
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<br />The acti~n Jf the windm the can:!l banks ma:le it necessary t re-
<br />infJI'ce the IJwer bank ne"-r r.ulus 1.9, 36,9 and 39,0 an~ near [1iles 0,1 md
<br />32,0 In the upper bank for a ~istance )f 6400 linc~r feet, this required the
<br />handline )f SSO cubic YD..r~s vf ~~terial.
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<br />1500 line~r feet of fence c.nstructe~ ,f ,"ven wire anJ will:>ws was
<br />c 'nstructed al:>nc the ':.-utside .f the cc.nal richt-Jf-7Iay to c:ttch and h,le1 "rift-
<br />ing sand that w)ule) otherwise blJW into the canal.
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<br />1700 cu1:>ic yarel of crnvel wn.s placed. )ll the top ~lnc', ';utsi.le sl)"'e of
<br />the cCl.nd banks t:, halt the win": erJsiJn. S"oc scctims of the cennl b~nks
<br />have becJ~e badly er)ded durinc the cry se~s~ns.
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<br />The c;rc.velinc )f the insicle slopes ;:>f th.:; ,1~in can~l is '::Jein::; c';n-
<br />tinued t:> preserve the aliCnLwnt and tJ trn.p the silt in :J.OJn~ the cr~v61.
<br />E:'.ch yea.r th.:; SpJts [1Jstly in need .of repairs ".re selecte::! C',nd the banks c.re
<br />sID "'e:1 D.n(~ ~rr.V81ed )r rock pl~ced )n the sl::>pe. This is n per[1~nent in-
<br />pr~vetlent :J.n,c dJCS not h~ve tJ be dme acain if the sly'e is covered with four
<br />ihcl.es of wr"ove1. Tile DiGtriet h:w cn.rried In thiS--W..ol'k ~l?w' fw ""Vf-'l'"l
<br />years, but f ;.r the past three years the r~enbeL's Jf the C. C. Canps h:l.Ve been
<br />cl:lpl;:>yeJ,lurin:.; the winter r:1..nths, in cr.o.velin_' can~l bc.nks. ,in:! the creater
<br />pJrtion )f the Jravelinc is nJW bein::; lone by the C, C. C. FJrces. The following
<br />to.bUl-:ctbn sh,ws the ~".:rk djnc in 1939.
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