Rashin Tsaro

Assiut Barrage madatsar ruwa ce a kan Kogin Nilu a garin Assiut a Upper Egypt (mil 250 zuwa kudancin Alkahira). An kammala shi a cikin 1903. Tarihi Shahararren injiniyan Burtaniya Sir William Willcocks ne ya tsara shi wanda kuma ya tsara kuma ya gina madatsar ruwa ta Aswan Low, tafkin Nilu na farko, kimanin kilomita 350 (560 sama. An gina madatsar ruwan Assiut tsakanin 1898 da 1903, kuma tare da tafkin, an samar da shi don karkatar da ruwan kogi zuwa babbar hanyar ban ruwa ta Masar, Ibrahimiya Canal, a lokacin lokacin karancin ruwa. An kiyasta madatsar ruwan ta kai £ 525,000 amma a lokacin da aka kammala ta kai £ 870,000. Babban dan kwangila na aikin shine dan kwangila ne na Burtaniya John Aird & Co . Girman aikin ya kunshi 2,400,000 cubic yadudduka na aikin ƙasa, 125,000 cubic yaduttuka na kankare, 85,000 cubic yards na masonry, 125,000 cubic yards na pitching da fiye da 4,000 ton na bututun ƙarfe. Dam din ya kunshi madatsar ruwa mai kimanin ƙafa 2,769 (844 wanda aka shimfiɗa a bangarorin biyu ta bankunan ƙasa, yana yin jimlar tsawon kimanin ƙafa 3,937 (1,200 . Akwai ramuka 111 masu tsayi na mita 5 (16 feet 5 a cikin madatsar ruwan. Ana iya rufe su ta hanyar ƙofofin ƙarfe 16 feet (4.9 m) tsawo. An kafa matakai da arches a kan dandalin masonry 87 feet (27 m) fadi da 10 feet (3.0 m) kauri. Wannan dandalin yana karewa a bangarorin da ke sama da ƙasa ta hanyar layi mai ci gaba da rashin ruwa na baƙin ƙarfe da aka yi da takarda mai laushi tare da haɗin gwiwa. Wannan tarin ya kai cikin yashi na kogi zuwa zurfin ƙafa 23 (7.0 a ƙasa da saman dandalin kuma yana hana shi lalacewa. Ana kare gadon kogin daga rushewa don faɗin ƙafa 67 (20 sama da ruwa ta hanyar dutse da aka shimfiɗa a kan bargo na yumbu don bincika shiga, kuma a gefen ƙasa don wannan faɗin ta hanyar dutsen da ke da gado mai juyawa a ƙarƙashin, don haka duk wani maɓuɓɓugar ruwa da ke sama da shingen ba zai iya haifar da yashi tare da su ba daga ƙarƙashin hanya. Matakan da ke tsakanin ramuka suna da tsawon ƙafa 51 (16 sama da ƙasa kuma suna da faɗin ƙafa 6.56 (2.00 ban da kowane tashar jirgin ruwa na talatin, wanda ke da sau biyu wannan faɗin. Hanyar tana da ƙafa 41 (12 sama da saman dandalin masonry. Dam din yana da matsakaicin tsawo na kimanin ƙafa 48 (15 , matsakaicin ruwa da aka riƙe kusan ƙafa 33.5 (10.2 . An gina shi da dutse, dandalin tushe da aka ambata a sama shine kankare. An gina kulle mai tsawon mita 262.5 (80.0) da faɗin mita 52.8 (16.1 kuma yana iya wucewa mafi girman jiragen ruwa da jiragen ruwa na Nilu a madatsar ruwan. Harin da aka yi gyare-gyare da ingantawa Tsakanin shekara ta 1934 zuwa 1938 Gwamnatin Masar ta gudanar da manyan ayyukan gyare-gyare a madatsar ruwa da kuma shugaban mai kula da Ibrahimiya, musamman fadada matakai, fadada sassan kusanci da sabunta kayan aikin ruwa. An sake fasalin madatsar ruwan a cikin 1938 don ƙara girman da ya dace zuwa 13.8 feet (4.2 m) daga 13.0 feet (4.0 m) wanda aka ba da izini a ƙarƙashin ƙirar asali. A shekara ta 1956 an gudanar da ayyuka a babban mai kula da Ibrahimiya sakamakon manyan ramuka da suka bunkasa a cikin tsarin. An kammala fadadawa zuwa shimfidar kankare da ke ƙasa da kuma tsawaita bangon kulle na kudanci. Wasu ƙarin ayyukan gyare-gyare da maye gurbin ƙofofin kulle sun faru a cikin shekarun 1970s. A shekara ta 1979 an gina gada mai ƙarfi a gefen ruwa na mai kula da shugaban. Tsakanin shekara ta 1984 zuwa 1986 an gudanar da shirin aikin gyaran siminti a madatsar ruwan, kodayake babu wani rikodin shugaban mai kula da karɓar irin wannan magani. Bayan fiye da shekaru 100 a cikin hidima, ayyukan farar hula sun shafi shekaru da kuma lalacewar ruwa a sakamakon gyaran tsarin kogi bayan gina Aswan High Dam. Sabon Damin da aka tsara Tare da Aswan Low Dam, Assiut Dam a yau ya kasance yana aiki a matsayin madatsar ruwa mafi tsufa a kan Kogin Nilu a Upper Egypt. Sauran tsoffin madatsun ruwa guda biyu (Naga Hamadi da Isna Barrages) an maye gurbinsu da sabbin madatsun shaida a cikin shekarun 1990. Tsakanin 2000 da 2005, gwamnatin Masar ta ba da umarnin fadada Nazarin Fasibility (FS) wanda gwamnatin Jamus ta ba da kuɗi don bincika zaɓuɓɓukan sake farfado da Assiut Barrage da ke akwai da kuma shugaban mai kula da Ibrahimiya game da sake gina sabon madatsar ruwa tare da tashar wutar lantarki. Masu ba da shawara na Jamus da Kreditanstalt für Wiederaufbau (KfW) suka ba da kuɗin gudanar da binciken kuma sun kammala cewa sabon madatsar ruwa tare da ikon samar da wutar lantarki zai zama mafi kyawun zaɓi na tattalin arziki. Wannan sabon madatsar ruwan zai samar da karuwa a cikin abin da aka ba da izini, yana ba da damar ƙarin ruwa a cikin Canal Ibrahimiya kuma zai inganta yanayin kewayawa. Sabon madatsar ruwan kuma zai hada da tashar wutar lantarki mai ƙarancin ruwa wanda ke ba da kimanin 40 Megawatts. Manazarta