Show 11 DUTY N TY AND AM LJ measurement OF WATER WATE by DON H BARK U S ENGINEER I 1 UK hc gi cat ei pirt of the lind land in T v est would be pi WO av it it out v ter i with it it aluch N I 1 I 1 ach in 10 1 ariit r it L it net let I 1 is fir far les mention attention nen to the ot of this zinatol hi in there Is to tile hie lite isla IV of 0 tile the I 1 lilt tile hie C i acl ct tile the I 1 laid I 1 got soil I 1 tn in settler toi ilia 11 II tents plas loi uie me mil I 1 it I 1 would hardin 1 N of fit ill hit it in without tile 11 antei ate N lille bile v void ital costs tile hie 1 ill I tte the an i 1 flon 1 f to lov per icie acre Ill miners ners inch A itei flea N his is lust use hicl I 1 in ili ill id illo ilio in 91 1 I other stites lot loi mining pui pill loses lose tile the common metho I 1 nt tile ine is being billed the loaner 4 inch maciol the kinei b h inch annii the unit ul upon on aluch suii sudi ule talent ins inis based leius leing tile amount of maffi int mould bould llon 10 lo through fi a sani 1 edd edca otince 0 inch square under 1 I men pres S uil e I 1 llie I 1 le qu quin ail WN tin for foi li it i it minei net s iucci I 1 ajon hoci el L I 1 earled ill air different s sa s1 ties due to tile I 1 IKI lot thit tile llie pustule 0 kiei ei tile ounce ants s not tie same inie cubic foot per second the cub cube e loot p pir r ge defond ond i aich represents i 1 lie delill finite ite tall amount t that hat lb easil understood w vis is adint id cd as the lebal for foi tile he or of niter b 1 tile 11 iho iture in fit isal it is keown is as the lie second toot loot and rep rell resents the lie flott floi of mater which i vill ill enath nil fill i set Coli talf illig one cubic foot euh of tinia tinip for is 13 long ion m a I 1 as aa it is allowed al loed to flow hence i a howoo one cubic toot foot per second del teis A cubic feet pet pei minute or 3 36 cuble feet per hout houi or aj ii cubic feet in a di du of foul foot hours houis it is found that one cubic fot foit per seco second 11 ol 01 i I 1 flo of nt ilme t eacel 0 idalio idaho matter 3 inches 01 i I 1 1 lo 10 I gallons Eil lons per minute i N flutie one toot foot wide wida and one mot loot deta if I 1 N lilt water ater thit that is flowing Ho wini at tile the jaio ol 01 one foot per nill ill cam one cubic toot loot pi I 1 second and ot otner ner flumes blumes or 01 latches ditches in the sinie saine ton tion the quan quant tit jt de upon the of tile flow ind and the area of class cios section ol of the dancing adian advancing cing lill ol of v gatei alet these two fichura lie ire taken into col consides consi id dei aaion ahe v lien aeten detel lining lIllig tile ilie now to of f wa large laige stifania sti cania and canals anal it if bt ing onia essai to determine tiie irea arca of the cibbs section ind and the abage N late amounts multi alicot together JIGS lb tile dischar ge the cross is found b in multi molar bilins the t erace depth of tile lie sir bj b the edth the aci aciego igo le locile elo cill is found bi th the c r rate a to ol at the same earlier N with lilt bloats of 01 ith fit a a current inetri constructed lot loi the purpose A close of the elicit elo cit can an ile be so schied cut e d b ba noting tin time dole that lb la require for a pont poat to a aj lance lee through 10 I 1 or more 11 laneil 11 e II 11 fet of tile ditch I 1 his if is gm 1 l I 1 q the sur face velocity clo city ind to rind find the ilie a average era e lelo cit ol of must multiply the lie sin ili face elicit lelo cit 1 I since the aveia avei age Nelo citi as tint that in fell blondi ei titan than the su irice Ml oili TO 10 tha friction on oil the sides and licit bottom lom of the rhin acre foot mihele hei clump of ater are to 0 o bp consId lell tile pi eslon of tit he amount in all cubic feet beet onla in ill no alc c ilie file uc ol of urh uch large ge numbers tint thit tile same s line be oni in older if 10 slow the ilie form 6 acre foot is ned Ili cli ciepie enis i gatei to coer nn fit ICIL one foot fool in or 13 43 im go culo cubic feet 1 9 lie he use ol of tills this terni lias has the additional adv intile of casil compared etli the fec a as fur foi canille cample I 1 run con boj icie acie feet 0 ot 1 11 1 ter iter would furnish i 1 depth ol of t 11 liet iet loi 11 lilt ll lo 10 aliea of land 11 etc cubic iou tool L of ata i hi i ac i ci for HM nn four hours fur almost eilly mu 0 o ure ire acot of gatei hydraulic equivalents which will be found useful to irrigators Irn gators I 1 idilio minars manir i inch a 1 ip I 1 0 11 ll of i 1 cubav too foot t I 1 birr or iccone or nr gallons per pel minute J ri rii llo flu of a cubic loot pr solid equils anu ila iteld 0 mm man oi s inches or fir 4 ll if gallons per man ut ante u ono on cubic foot font tip bond for 24 houis 2 bicic fl foft 1 I 4 one icie acre foot TIIS an it en ell ol olli luli li watt 1 to 10 0 1 1 div a foot in ill billith or 41 4 saju aita cubic feet I 1 one miner s inch poi pel allie to lor dab equils i 97 lerl feet deep on ibe I 1 lind laid fi one tie null pot pei act aan fur foi 1 0 di e eloies 5 fe fc t deep on oil tile the land 7 I ive iv I 1 ie s in ii if per bacr acra for 10 das equals i as feet deep on ilia tile the I 1 and 8 I 1 ive eighth miner manei i in anih it cpr acre ter e f for or I 1 A 0 da das s equals test deep ou on flat 1 md land 9 ont oni hill halt miners inch per acre for foi days feet drep on the land 10 oue one half nine a inch pr acre for ito 10 ilaya equals quAls li 3 92 59 rest feat deep on the land weirs and weir ts ohp most lit ac at ia ind and economical economic jl metho ill ethol 1 ol of gatei locas in elm ill th it it liis r boell illish ilLi Is sJ I 1 for foi tile the of if on it a I 1 neli soil mil beld 1 acids ol of IN 01 lb ill HIP ell inc fric nt ili ri welt well Col islAs es ot ail a thin thill not noich it or r i sl cille sapi tilt M virpi it pi I 1 la c ivied to fann fl i ahn nt IN t ot flo flon ite I 1 e pilots 1110 ill tin pill or of gatei jim huft ng OMI tile cle cicet st is tn il battam IDt toni or of tile the is c tiled called life nen ins alq beati lccy lot loi tile nt of natel ful foi Is or of neils 1 1 l rt 1 I 1 tl 1 etbel I ol 01 Us 11 installation nil I 1 I 1 d ili alli lischak e of biti can call bo be in na ina a 1111 niad d aid it niall etith an eidor ot ol less lebs than one cpr cpr cent if alle is as cited ac irr ar seneria folins or of IMIS t tin if name ionic of eili db drignat ignat ins ing tile the shipp ol of tire hie notch cippo lettl letti in a ri galipp ippi eNol enolal pl ind perfect ti the lie wll winch bibi b ins ills ninie mail neils eais I 1 iab 0 tj ills Is be inet ing h hon iven that is nuin non most genca ill ll 11 escil el in ill tho wi ast at ili i li PA po D jn older hiilei I 1 ti illi HIP flip von v cat in i i I 1 loppi and contant bosit obit on laid to amant pi i ent ae ll 11 lion ill id and under it laid ind lit in older tint that ill NN iti tul thit Is to lo lit bc ea s if I 1 ell should lie hi ott it it Is it tu construct cons some onie sort ol of io bo or ni innie to lot liol I 1 the ir in air place A amnion faini or t 3 p of till this s I 1 0 which is I 1 icsom ef oin I 1 nen I 1 led oil loi ili i 1 0 one n e foot well ell is 11 nine lite fret feet long 10 lo ho ind a 1 hilt feet api dep dpi and toniee fet fei t L aiole ide inside inide laid ind N ith ili i 1 one root fool i car air nill mill nielsine with N ith accoe ic amouel amounts is ran m front ten to tilt hit lit id iho miner matter s mellow inches 1 here a N air bo is ib built it ih i clr cs ii that lint it le ie made of sulla lent sie in 1 I depth lit in to lo the sie or ol the en notch to LI 11 lite all eesa cloctt clo cit of it if the box i la built too tf 0 insoft or too it vill ill vi add to lie jhc cIoc lt of 0 approach ch to 0 o such an ail extent tint that cor or let icat t can call nat be se called it is lint but a iceie matter of colnel lence hubei hue ei to 0 o etie i 1 bo ba of tile erict length lor or that part of the flip I 1 0 11 lle ile the air ilia be omitted it if a baem or poll IOA of the sanie same ac const jact d in air the ditch ibbie the NN adi ell rile file uen lien boxes nl and pools poole should be constructs il foi eliis uis or ol lit larel get bic I 1 bp be in fit tile the sime ime procor lion to 10 tile sibe of tile iniel is 10 loi abc ole oie root the size of f wen cat bo n that ihil is 11 leoinel lit in fidei to lu ell nate i of I 1 apro tell I 1 is bp ben n found b bi epen ment t tl I 1 e ip p 1 romina teh aceti times the clogs antion ot of tile lie nan ell notch false 11 ill tile the large of x weirs cars ins ili been coal im mateIN b ba darious en enin epis ho liae cairn cabrid d on oil hundis Is of coca ins ing boils ol of time in ml I 1 it il I 1 is found lint hit mule antle liec condi tims the sinie depth ilahi 11 ils pio produce duce the hie sinic dis charge opi tile the santo same ale ie or of 1 I hiir cir the conditions gi ghan cn lor for ill alic on in if I 1 or of N wens s must lii bo nglodh to hoN li ocier Neer kf if is to be made ohp loin iula lucli ins his been c 7 d ilal III gives the ills dab er c I 1 idaree i a r e of iccino ltd cippoletti nohh is 0 I 1 5 17 7 L 1 11 II 2 1 here Q i oal rl it alls the of oil 01 blo feet fear 1 p i 1 pool I 1 dellill ells flip til length of jai in feat fet t ani an 1 11 II kaw lulls the il etli or oil nil the lieba in ail feet provided the same ink is i nie from i 1 1 boint cadt alpi IP I 1 x ilia ahr ci cicet st ind and up from it it I 1 i di list tinee nice aquil to tile length of the cr st I 1 ahe ere b bj I 1 bc set N ith its noor floor eien een ith the lie bottoni of the ditch in I 1 be leial leel in ili ill diorec eions thi ere itself rhonl 1 lie ex actie lel laid im 2 tile he chir to the be of cio s declon sect on or what is still better I 1 gridi riffi n Is ib tile llie air Is apple till the I 1 lh or of the should pas ins through the anch in fit I 1 cai n to it of 01 lit in lit he mell eit should be 10 loc it t 11 lils 1 te tc tile the nil 1 lie or of tilt the 1 1 h lie ad vine us hielm should lie fi flee fi bioni oil clubs Iii inis or alies ll ies i thee hie in influent ail iiron 0 O I 1 it tile ie 1 ills I is chaia the matir N it r should I 1 ie P IF tie iria lb i to in i stilt of rest biffle it engels ill tin neli eli an ali acce Nelo plo ltv ol of 1131 jolli din to lo tilt no c licit of ad ining sni cm mient i ent ill if foot feet ill inie I 1 ei jc I 1 ahe ip more ill thin A 1 I 1 almost till nn 0 lit in i one thin t T this I 1 I 1 i s kloc ltv an ie p liy by ili 11 ll ening lit i I 1 ill 1 biting the box of 01 pol po 1 aboe tile li it is ib thit lit wells bif illee ic lel 1 lon loll mill fill I 1 i I 1 jepth ol of w it ill i of in incle I 1 e no nol hall liae V i relief lei lei eloc lt ot of aich th almi lit six ms in ins I 1 et el sp se ond mail 1 enli hit 11 amot nr m I 1 lie be illon to Ift leist ver veo antei 1 I not ei ixida ida wins lit tre ire nod 11 1 con coal trins arins tr or I 1 inS 1 I g i e p I 1 x or 01 I 1 c A it iloie ole I 1 ile eai tell nith etli i 1 le ie ibl sell n times tint thit of the c ili I 1 I 1 notch a 1 v loty of alln Ipp inich tell ia visually secured 1 4 tile the issuing lieis or u 11 11 must 11 line lie lull 1111 ill it Is it I 1 must ous t I 1 c sh simp it 1 ind and deai cleat cut cul I 1 lnig nis Is a lilu tight abot ba 1 the hie up tip stream edge of tile the afir in pi r board is i a knife adz is I 1 los Io ind ba b aunt the sides ind and bottom 0 of f the I 1 ox belta belo t hie lie x ell it II a good 11 ills Is tanco rion tile filling im am so ii th all I 1 it 1 the mi fit nn ma la i is freel cleat a and lid if in unpei th the I 1 ising the alel ielo below the should neer be a allowed to hick up ail to the leli leil ol of the neit CO 0 o is to exclude till in loni under the hie else I 1 onil etc NN ill not I 1 IP p se filed ill abc tl 1111 11 1 aiji affect c crl d it if air cin ili pass ini oleine aill the Is tinn site in all tile acel or of the he IN itei below the hie nir in ili no lio influence on oil iho ill disch lige it ob fiance ot of the following niles allies ill in sure complete com lele B R ih h opening 0 ol 01 the beir or the leir ere notch must he be ilia mil in i 7 piano pi me to fit alic direction or of the lie lion or kitei ahei atei b fhe opening tb if moist hue 11 1 e 1 I 1 E harl r rage ige on oil tile up nt icim ito side III binl I 1 the die NN wills ills be belal ai a al on oil tile the donn don tivie nc iiii side I 1 alle lie distan e of th cipot of the mil from flom tile liol client toni of the bik bj or byln nit si ill I 1 bo 10 it leist thic tho flip depth of tile the iata on ill the tet crest of tile the ol distance stance of lit the sides aides of the sit en notch front the hie sides hides or of tile the be boa 0 oi I 1 chinn 1 I 1 ie c at leist leisl tx avice fee as glat is tile the depth of 0 till the water floII herink IK mel the lie nest e in order that th it the con traction fraction should not b distill id ohp alip length of tile beir ci biest pat 1 be thiep times thit that ot of the dri api th ill of x iter ater iun flon ing IHK ON ei it 5 the li derth palt or of w lei itei honing the wen should not I 1 11 t I 1 ss thin two inches I 1 or more mole than linn one thaid of the leneth ell th of tile the capt laid ind it should be etiola iii ell N lei e it i vill ill 1 ot lip lie inflect ed bi v ties nes and of 0 cold cs cat antl nl fir enough ail 1111 strem ilia h aj j th tint I 1 it will ill nt nit be influenced by the our v itin c in ill deuced by b the filling i UPI I 1 ills in can not be lone done bj meis ming it etl ole the lie rest ili 1 ir distinct di above altuve the crest illch is ii found dolfl cieus is up fauna aiom the a dIs dl e c i nl ill to tile the length or of the crest I 1 he most f equi nt c cause iii e or of ei enor I 1 or in beir air me inex mernon ts is earos i P licit of till ind tills must nc lie guarded against ba b liioi iding i a good sized loot I 1 ool ibric ibo tile the leiis aits hiell must lir br kept clou laid ind lire aloe from sediment edini ent I 1 don ts its in regard to weirs veirs I 1 do not set pt i 1 x r mime jl below i a cune cuine in ti tic 0 dakh loi tile the ille bijil v i lose inse tile N bilci lie to 10 fl non 0 tj the si le ie or of the rest I 1 2 do not set it below belon or ir too loo close to a I 1 ci I 1 rite gate ahie acie the IN gatei a lei ini his high lelo elo citi is s hi bi S do ing ine it will ill cause too loo high i 1 of Z 3 dun don t illo the an v iter below the flip ei to hick ail 1111 pen cen nith mill tile crest Is as it mill not nol llo coin coni tom and rill ill cut dun flip 4 ui 1 1 not set t the lie nair nn ION oilier na a than port ili binl it tight light angles to the llo HOM ol of the 5 do not ilten ill t to use ue u e tio tin hill ill a ill put pill in fit i acir cir M acre ere the lie 14 lo 10 IV if mei in eTuin mod exceeds ec etris i depth on tile hie or of 1 1 the ciet length f b DO lot hot llo lilt 1110 tool I 1 ool tile tu to till nil ii it ho t lilli lilliin It is as tile the dec decitise iLise in ili tile choss bec tron tion nill ili tile M lloita loftt or of i it floach I 1 I 1 lie it air I 1 0 it old be set t N lilt ith it its s floor eien etli the HIP li ottoni of 0 the ho duty of water lu io kno to lite pioppi amount or of ir rigi tion aler flat llna should he be applied to 0 o the coils laid hid clope if in I 1 ori or ilea to aniki tile I 1 beld it his is al ali I 1 is s I 1 PI 0 if i I 1 sea tell i 1 roh rob lent lem to all it ins his ilmis boon khoii thit til u in fit order to the bitae t los illi ii trop crop it Is sir ir to i i h deffe put elit mammas to different din eiehl crops ail and to lu different soils oils mill ill it tit s me aop lot lull lilt just list 10 loi much tills ilia lip be ins hin gnei iten it en it known knon auh in in NN 13 tile lilii tion s d to 1 I 1 want lit it ch I 1 i |