Baraas Katse

Baraas Katse, baraas gonɗo e maayo Malibamatšo to Lesoto, ko baraas ɗiɗaɓo ɓurɗo mawnude e Afrik, mo ɓuuɓri ɗiɗi, caggal baraas Tekezé to Ecoppi. E nder les njiimaandi maayo Bokong, ngo woni ko e junngo hirnaange weendu Katse, baraas oo ina jeyaa e eɓɓaande ɓurnde mawnude, nde maa waɗtu heen baraasuuji joy mawɗi e nder gure teeru toowɗe. Pottital eɓɓaande ndee ko injenieer siwil Afrik worgo biyeteeɗo Ninham Shand holliti ɗum e hitaande 1953, ko ɗum feere waawnde ɓeydude ndiyam e nder ɓernde gollorɗe Afrik worgo to Witwatersrand. Banke Adunaajo yuɓɓini nanondiral hakkunde laamuuji Afrik worgo e Lesoto, ngam newnude golle ɗee. Mahugo Ko fedde Bouygues, Concor, fedde 5, Hochtief, Impregilo, fedde Kier e Sterling International mahi baraas oo. Baraas oo timminaama e hitaande 1996, reservoir oo heewi ndiyam e hitaande 1997. Ko yowitii e njoɓdi eɓɓaande ndee ko miliyaaruuji 8 dolaar Amerik. Aeroport Katse mahiraa ko kilooji 3 (2 mi) to fuɗnaange-rewo baraas oo ngam waawde heɓde eɓɓaande ndee. Batte mum e nokkuuji Mass ndiyam addani ɗum ɓuuɓde. Remooɓe ɓe keɓaani leydi e eɓɓaande ndee, keɓii caɗeele ngam artirde nguurndam kesam. Leydi ndema ina famɗi e nder koye mum en ngam lomtaade ko majji koo fof, tee darnde ngam wallitde ɓe e nguurndam kesam alaa ko waawi heen wonde so wonaa golle inndeeji ɗii. Fedde nokkuure ndee winnditii ko fayti e ndonu aadee e nder renndooji teeru zi eɓɓoore ndee toɗɗii, e NPO toppitiiɗo ko fayti e taariindi e jojjanɗe aadee, International Rivers, yaltinii ciimtol laaɓtungol batte mum. Ngam ustude majjere hoɗorde, golle hisnude leɗɗe mbaɗaa e nokku ɗo ndiyam ɗam foti ɓuuɓde, kadi Jardiin Botanique Katse sosaa ngam hoɗnude e sarde leɗɗe hisnuɗe ɗee. Yeeyde ndiyam Ndiyam ummortooɗam e baraas oo adii yahde ko e ŋoral 45 kiloomeeteer (28 mi), meeteruuji 4 (13 ft) njaajeendi, yalta e nokku ɗo kuuraa ndiyam woni ɗoo sara Muela. Toowgol baraas oo ina addana ndiyam ɓuuɓɗam yahde Afrik worgo, ko jiidaa e semmbe kuuraa ndiyam wonande Lesoto, kadi ko ɗum woni sabaabu ɓurɗo teeŋtude caggal suɓaade nokku oo. Doggol ndiyam fuɗɗii ko e dow laabi ñalnde 22 lewru Yarkomaa 1998. Jooni noon, baraas oo ina rokka Afrik worgo fotde 30 meeteer kuuɓtodinɗo e leƴƴannde kala (1 100 cu ft/s) ndiyam, tawi ina yoɓa Lesoto 35 miliyoŋ dolaar hitaande kala, tawa ina ɓeydee heen njoɓdi mbayliigu tuugiindi e nafooje kuutoragol ndiyam hiisaaɗe. E ɗii duuɓi cakkitiiɗi, ndiyam ummoriiɗam e eɓɓaande ndee kadi ina werlee e maayo Mohokare (Caledon) ngam rokkude ndiyam laamorgo leydi Lesoto, hono Maseru, e sahaa ŋakkeende ndiyam. Baraasuuji kesi zi kebbinii no njiyru-zen nih, kadi vursugol ndiyam ummoraade e baraasuuji zi e nder maayooji les zi ina jokki e peeje peewnaaze ngam hisnude ballal ekolosii. Ndee ndiyam ɓuuɓɗam ina ilna e maayo Senqu (Orange), tawa ina reena ngonka ekolosii, ina naftoroo tan renndooji gonɗi e saraaji maayooji ɗii. Eskeemaaji ngam hokkugo ndiyam remooɓe Highlands ɓe ɗon mari haaje, ɗon mari nasaraaku masin. Eɓɓoore baraas ndee kadi waɗii njulaagu mawngu, ko huunde nde heewaani e eɓɓaaɗe baraasuuji mawɗi. Ñaawirɗe Lesotho ƴettii kuulal ngal meeɗaa waɗde, ko ñaawde sosiyeteeji mawɗi jeyaaɗi e fedde nde, ko jiidaa e birooji Lesotho ƴettuɗi njoɓdi ndii. Haa jooni, ina waɗi ñaawgol keewngol, ko famɗi fof, sosiyatee gooto mo Banke Adunaajo haɗi ɗum sabu darnde mum e nder fenaande ndee. Intake tower ndiyam jolngo Tower intake oo ina woni ko ina wona 18 kiloomeeteer (11 mi) to fuznaange baraas Katse, ina fawaa e 70 meeteer kuuɓtodinɗo e leƴƴannde kala (2 500 cu ft/s) ko ɗum wonnoo jolngo ɓurngo mawnude ngo miijinoo e fuɗɗoode ngam huutoraade LHWP haa timma. Tower naatgol ngol ina waɗi meeteruuji 23 (75 ft) njaajeendi e 98 meeteruuji (322 ft) toowgol ngam waawde jogaade nokku mawɗo e nder tooweeki desorɗe reservoir kam e weeɓtinde ƴettugol e toɓɓe nay ceertuɗe e maayo. Ɗuum maa addan kalite ndiyam ɗam jolnaaɗam ɗam ƴeewteede e kala sahaa. Sabu darnde e peewnugol tooweeki vursugol ngol, ina woodi vursugol ndiyam e nder vursugol ngol, ngol waawataa heveede e nder vursugol ngol. Ndeeɗoo desorɗe maayɗe ina tolnoo e 430 000 000 meeteer kuuɓtodinɗo (350 000 acre⋅ft), tawi noon desorɗe nguurndam baawɗe wonde caggal baraas Katse ina ustoo gila e 1 950 miliyoŋ m3 haa 1 520 miliyoŋ m3. Sifaa dam Yiyngo woɗngo e baraas Katse Toowgol - 185 m (607 ft) (ɗiɗaɓo ɓurɗo toowde e Afrik) Njuuteeki ŋoral - 710 m (2 330 meeteer) Design - arc ɗiɗo, beton Beton - 2 320 000 m3 (3 030 000 yd cu) Toowgol - 1 993 m (6 539 ft) dow koye maayo (baraas ɓurɗo toowde e Afrik) Tuugnorgal