journey«. w ith in haiRroy* bounds, an dw ith o u t n tc u r jm t; whgreas
.^t/ofXDhina is winding qften in its m uEfov of unequal
and soidetimeeJconsi^eraMe .width, anditsiwatejsjane sel-
donS^ta^nant'.t o
nfTfee? gBoond whiohl unteryenfed»fbefcweeu .fcheifbedh of
this«tifioial(wiser and that oTtbe E u -h o ?-V a siicto d o ^
tb th e ;d ep tb n £ ab o u tth irty feet, ;i<n order- tp;p6Fhaifc,.tKe
-waWt-bf ^tHe'dptittor# flow w ith .amende? current! info
the latter. I T h e ir^ o sb eh t fis afferwaids'iduS eked toeca*
sden-ilfy b y flood-gates; thrown across the canal whenever
th e f f j^ # ^ * jtl< ^ ^ :to be n^cessarya which-, was-iseldom
Me^ctaS# soittearias^ithfcta:iihile_a6x&daeh iofcher, th e cuf*
rSMoftthe W aterbeihg;sldw inimosfc places .4 VTfcist carnal
hasiio#chs,dike th o ^ o f E nwy^^^oflDod^atpftjare^
simple sn their co n stru ctio n ea sily ananagdda.and jkipt
in repair at s tr id in g expende. ; T h e y rc6nsisejEaerely .©f
a f ew ; pi anksdet! down, separately one$upohianefeher; b y
^ o d v ^ ie iftd iito the sides ofithd twoisolid.abutments|af-
p i ^ s o f ®tot#»hat.pnajfc^ frdmMchMnhqlekYttgi#
s ja ^ e in the hiiddle ju st wide enuhghdo; ad;mit;a paisa^e
fotfhMafgest vessels .employed mpan 'the canal/; Ad few
parts o f tit are entirelyievel, . the use o f those-flopdtgatek^
assjsted b y others cut through its. banksi.istojreguJate,j|i#
q u a n tity ofi water in the canal.; In iplate iSd<pf!thetfoiko
volume, are seen a plan and section. o fa .’Ghinesevflood-
gatfe ^ a t t d i n piktetfSflof^he same volume,; is a: view o f
GhiheSe barges.passing through a flood-gate on this canal.
Some skill in q u ir e d to. bnteKêked^ in resrdèr toqlïrect the M ÉM
batglBÎ^trough them without<ahciUeMX Jk>r this purpose fo°-
antiminensè}oar^projecjfcs from the> bnwfof Ithe^ vessel, by
Wîhieh.'QneîioÆ theameybcondurdtslher^withtbe'^rfeatest
'hiebfeyt'.tMen areafeer statinætaifew^ehfpieïl with Tenders;
made « f -skins stufîqdiwith^bair^tonpre^rft the. effect1 of
thg/jye^iffl§j striking - immediately vagaihsstf frhéî stonef in
their quick passage .throughethe^ates-tbi ;
ru- E ig h tbrid|èss@f-timber ére thrdwnsaerossthosd piers,
which arh easily »withdrawn -hhefaef&feiRYessels arefabout
topassgurnderneathThe fluodisgatbpar© only*opened at
certain’ ,sta;te<ih hours ]kwhen all'thé vehefo collected .«near
theihrinlthnlinteiyaht pass; thn5Ughfîthenr;oh;paÿing<>a
S'pMktolhdppropiiateebtotth'eipatpdse-s'ohkeepIng.in'repai^’
thedlaQB-gktes’ andfbhnksoofi tHe/canal 2. -Thfe löss. óf -
wiilte®@®ciltoi$8Biay thefopenihg of therHdodtgatesdtSi not
vèity-considemblefltHe fall .at?each seldom, beih?g many
inghM] .and.-whiéh ?isisodn: supplfod? 11 y fstreamS edndueted
ipt(|.iftó«caiital fromîtfeîadjac^itccoühtr y ‘ombpth
sidpsHgThg -fall; èSpAnrqeyfaEi'-'soinetihTes'above a foot/ or.
two, when’the distance betwëhn the flo©d>gafostfe coni
siderablesi of the; current; rapid. Thëv canal wa^traced
effort ( in the!(beds? of i armieiïtiqivèis^whïGhaitl resembled
in*b«Afögh]si}ty
kndftheibreadth of its suflfefcyiiwhere not narrowed b y u
flo o d -g a te «Whèrevèrthe-cirdumstanees- ó fth e ^ a c e n é
country admitted the water tin thefcâfialto be? maintained