Kayan aikin hydromill da aka ɗora a kan crane suna wakiltar wani tsarin musamman a cikin rukuni na kayan aikin hydromill, wanda aka tsara don haɗa ƙasa da siminti da inganta ƙasa a cikin ginin bango na diaphragm, katangar katako, da kuma shinge na secant pile. Wadannan na'urorin suna rataye daga manyan cranes masu motsi ko kuma daga tsarin piling, suna ba da damar shigar da ƙasa a tsaye da kuma magance shahararren ƙasa ta hanyar haɗin jijiya na ruwa. A cikin mahallin injiniyan tushe mai zurfi da kulawar ruwa, hydromills suna zama kayan aiki masu mahimmanci don ƙirƙirar yankunan ƙasa masu ɗaukar nauyi ko marasa ruwa ta hanyar haɗa jijiya na ruwa mai ƙarfin matsa lamba tare da juyin auger na inji don haɗa ƙasa da abubuwan haɗawa a cikin ginshiƙan haɗin gwiwa. Ka'idar aiki ta hydromills da aka ɗora a kan crane tana da alaƙa da tsarin jijiya na ruwa mai yawa wanda ke rushe ƙasa mai tsabta ta hanyar gurbacewar ruwa yayin da yake shigar da abubuwan haɗawa na siminti ko na sinadarai. Yayin da hydromill ke juyawa a kwance a cikin ramin da aka riga aka huda ko kuma a cikin kwantena, auger mai juyawa yana ɗaukar kayan haɗe-haɗe zuwa saman. Wannan tsari yana amfani da bambancin matsa lamba da aka tsara—wanda yawanci ke tsakanin 400 zuwa 600 bar—don samun ingantaccen zubewa da haɗa ƙasa. An cimma shigar da tsaye ta hanyar tsarin ɗaga crane, wanda ke ba da damar sarrafa zurfin da ya dace wanda ya zama dole don ƙirƙirar katanga marasa ruwa ko matrices masu ɗaukar nauyi. Shigar da jijiya na ruwa da slurry na haɗawa a lokaci guda yana tabbatar da rarraba daidai kuma yana kawar da matsalolin rarrabawa da aka saba da su a cikin hanyoyin haɗa ƙasa na zurfi na gargajiya. Tsarin hydromill da aka ɗora a kan crane ana amfani da shi a cikin mahallin tushe mai zurfi da yawa: ginin bango na diaphragm inda suke ƙirƙirar katanga marasa ruwa don hakar ruwa, shigar da katangar katako a cikin gyaran wurare masu gurbatawa da kuma riƙon shara, shinge na secant pile don tsarukan riƙewa, da kuma daidaita ƙasa mai zurfi don tallafawa tushe. A cikin aikace-aikacen jetgrouting da aka haɗa tare da hydromilling, kwangiloli suna samun ingantaccen ƙasa nan take da kuma kulawar permeability na dogon lokaci. Tsarin kayan aiki a cikin wannan rukuni yana bambanta sosai bisa ga zurfin aiki (yawanci 8 zuwa 40 mita), yanayin ƙasa (daga haɗin kai zuwa matrices masu ƙarfi), da kuma takamaiman ƙayyadaddun aiki. Muhimman canje-canje sun haɗa da diamita na jijiya (4 zuwa 10 mm), ƙimar matsa lamba na ruwa (400–700 bar), diamita na auger (600–1200 mm), da kuma ƙimar gudu na isar da slurry (50–300 liters/minute). Diamita da ci gaba na ginshiƙan haɗin gwiwa suna da alaƙa kai tsaye da ƙayyadaddun kayan aiki da ƙarfin ɗaukar nauyi na crane (60–180 tonnes na al'ada don masu ɗaukar nauyi masu nauyi). Ka'idodin zaɓi don tsarin hydromill da aka ɗora a kan crane sun haɗa da nazarin stratigraphy na ƙasa, ƙayyadaddun ƙarfin ƙarshe da ake buƙata (yawanci UCS: 2–15 MPa), dacewar nau'in haɗawa, iyakokin samun kayan aiki, da kuma la'akari da yanayi ciki har da ingancin ruwa da iyakokin girgiza. Matsayin zurfi zuwa diamita da kuma yawan juyawa a kwance dole ne su dace da haɗin kai na ƙasa da yanayin ruwa don tabbatar da haɗaɗɗen haɗin gwiwa ba tare da rushewar rami ko asarar slurry ba. Ka'idojin da suka dace da gudanar da hydromill sun haɗa da EN 1538 (Bango na Diaphragm), EN 14199 (Shigar da Micropile), da DIN 4128 (Jet Grouting a Jamus). ISO 14686 yana ba da jagorar gudanar da inganci don fasahohin haɗa ƙasa na zurfi. Bin doka tare da ƙa'idodin ruwa na gida da ƙayyadaddun geotechnical da hukumomin kula da su sun zama wajibi kafin ƙayyadawa da ƙaddamarwa.
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