Floating akwatin murabba'in fata ƙofar ya ƙunshi ɓangarori huɗu na bawul wurin zama (bawul jiki), bawul farantin, hatimi zoben, hinge. Amfani ne kawai da zagaye da murabba'in fitarwa na ruwa gudu daya, tsari mai tsanani, aiki mai aminci, babu buƙatar aikin mutum don buɗewa da rufewa daga matsin lamba na tushen ruwa, lokacin da matsin lamba na ruwa a cikin ƙofar ta fi matsin lamba na waje na ƙofar ta buɗe; A maimakon haka, rufe.

Aikace-aikacen kayan aiki: Yana dacewa da tsarin ruwa, gargajiya na sharshara'a, gargajiya na ambaliyar ruwa, shara'a mai tsaftacewa, jirgin ruwa na famfo, da sauransu.

Floating akwatin hoto kofa ne ruwa injiniya kayan aiki a cikin wutar lantarki injiniya, da ake amfani da kogi, ruwa tashoshi da kuma daban-daban ruwa drainage aiki, da kuma goyon bayan amfani da bututun. Yanzu mafi yawan amfani da masana'antu na daukar hoto a kan ka'idodin daukar hoto na kwamfutar hannu, daukar hoto mai tafiya, daukar hoto mai tafiya, da dai sauransu, sauran nau'ikan daukar hoto suna da nau'ikan da aka samar bisa ga ka'idodin daukar hoto da yawa da aka ambata a sama. Floating ƙofar yawanci saita a gefen fitarwa na bututun tashar, misali, gefen kogi, tafkin fitarwa, da dai sauransu, yafi taka rawar dakatar da bawul, cimma aikin rufe famfo inji da kuma hana ruwa reversal. Koyaya, matsalar fasahar da ke akwai ita ce ƙofar ƙofar ƙofar tana da ƙananan tsari kuma wani lokacin ba za ta iya aiki a matsayin bawul na hanya ɗaya ba (misali, kamar tashar famfo ta ruwa tare da tankin fitarwa).

A cikin tsarin rarraba bututu na ƙofar shigarwa na yanzu, sau da yawa an saita fitarwa a kan bututun da ke gudana ta hanyar bango, tare da haɗin gwiwar ginin farar hula, a cikin yanayin da ake buƙatar kammala saitin kafin zubar da kankare, a cikin tsarin famfo, don rage juriya ta iska a cikin bututun rarrabawa, rage asarar kai, kare famfo da injin famfo, yana buƙatar ƙara fitarwa a cikin bututun rarrabawa duk da haka, a cikin yanayin da aka canza nau'in famfo na baya, akwai babban matsalar ko da wannan canjin bututun iska ba zai iya yin canje-canje na fasaha ba.