THE KAITI CANAL.

Poverty Bay Herald, Volume XLIV, Issue 14450, 9 November 1917, Page 6

THE KAITI CANAL.

(To the Editor of the Herald.) i y Sir,—^l^ mary had a, stream of diriiy water running ,intq,.his house tank whit would lje dp? Wojild he K turn Jt-off dr wpnld he. 'let . ', the '" '"dir.ty ' tf,ater continue ' te run fi^'thai.^he. could .have' $h"e fun Of < ,%gWg ,the jftiifl bui of .ffle.tank 'aftei--ArariJsiV.' Oi* .jvould ,ho arrange, so thdt '$??* yfltep AWfoxdijL run into the.jtank arid the Vdttjr'., water turped .aside' to : son^e' "pla^iwhe're it ;.c,duld ,do ,nb- harm, and if tn^s yer^jthe sejasi^re thing ipf.do with a wa.ter .taiil^,: w^iy ppf do aCwith'.'i*tHe*. hiai;bdr? . , The .Mauil^as., foi* spine days .been,,diggihg^way;,.afc the bar which has j fonnpd at' thei entrance to the river, .and. it looks as if she i hai(l.a(gpod ste^^y jqb m front of because" this.bar w9l always re-form so long as the Wairaala silbv;is allowed to come into the river, " and all the' grojmeS; that can be wtill •nbtujpreVeht it. * -However V- much. .tHe • .velocity, .of /the!.rrieei* vmay *be inc'rease{d by: groyne -work, the only effect will he to shift' this bar a little further seawartf. '- " Objetetion thas 'been * made to ; the eahil schie'me on. thei score of .expense, "and' cer-'tainly.;it.-would.cost'a'igodd 'deal,' pix>6ably 'something like /. sfiOOp,OOO. Mt even if this .were* so 'it would bo cheaper th'ah " ftiany^'of r» the soheines* "prPpOseJv certkinfy cheaper ihah any plan Am outer harbor that can' be devised byv tHe' -enj^ineeiy hampered as 'he ie by the-io? ;6tjpuctipiis bt .the KboirHtv' (that'/his^plaJ^ niust be forfai harbor ''free from them - < ■flUence iof •' the river j". because 'it wiih Utilise- the work already expended,; on. the' breakwater and ' groyne. ' The cohstructAfin of any' harbpi* free fi*om * river i^--fluerice must mean starting the w&rk r a(lli over again, or as an alternatfve ■"'the. building; of two. separate harbors^ inner and* -ontou'i /Bdiides :ai"haiHtK)r , clear the ( i'iv^r wpuld.be p^^iitlp use.-ii^til it was^ cpmpjeted, .'^hei'ieas, ,^ ; by. . m^kin^ (a harbor . by , the estehiion of. , 'tlid. Vfov e^k- , ?s& flvepy.ya^^^ the,^c(^di^^bh.'^i'tj}ie■;.l*jv|9rVe^■*•. tr.apce, (Whyjh, njhst .cert^itil^-.be 'depend-: •' ed, ;pn for.',^no]bher^tep. j.y^ars .carry ,tHe .traffic, of -the 'port. It'j has.>l^en .^ohijected > 'thatAif-fthpi .caiial .>wpre d% ,tl*J^':-^idei ■jvpul^jcpme vp l( it and cau-a^ siltipg.jijri the canal itself, ,. which:. wpiild : §ndj*,nger, the jii(ility.- / 6f..;-.tha wqrk,. t|ui/ithis.; ( wpuld: npt be jK>i' ( iov^i .ihe^xverywproyViii^d) by the dam,. twenty,.!^.' at, the iidet-ofi the canal, thei silted "^-a^er ;cp*uld b^vdi^-" charged ,at i high and Aiiot •at /.low* .water' mark. ;;,This- would '.leave fifteen, fpe^ of fall*^ along >the ipilo and, (; a..hfljf of. cana], -which ;wo\]l4 give a. velocity, q^ite. suffices ent,to;keep.the',<janal C^car of silt,, BH* although*: this cainal pbhemeiis the »,be^t; that has yet befeh prpposed^for tbeiinprovement'* of the- harbor it -does not '-in: the least: mean : that at is likely -.to- be adopted.~l> amJ etc», . : .rt> ' :; r ' ■ •',-' *..• ■■ J.B.J, -'-j