Labarai - Me yasa ake amfani da tarin zanen ƙarfe sosai?

Yayin da birane a duk duniya ke fafutukar inganta kayayyakin more rayuwa na tsufa da kuma gina sabbin kayayyakin birane,tarin takardar ƙarfesun zama mafita mai canza yanayi—tare da saurin shigarsu ya zama babban abin da ke haifar da karɓuwa, wanda ke taimaka wa 'yan kwangila wajen rage jadawalin ayyukan a tsakanin tsauraran jadawalin gine-gine na birane.

tarin zanen ƙarfe da aka yi amfani da shi na siyarwa

Bayanan masana'antu daga Ƙungiyar Gine-ginen Karfe ta Duniya (GSCA) sun nuna karuwar kashi 22% a cikin shekarar da ta gabata a fannin aikin gonatarin zanen gadoamfani da shi don ayyukan birane a shekarar 2024, faɗaɗa hanyar jirgin ƙasa ta ƙarƙashin ƙasa, sake gina bakin teku, da kuma aikin haƙa rami mai zurfi don gina harsashin gini mai tsayi. Sabanin gine-ginen riƙe siminti na gargajiya waɗanda ke buƙatar makonni na lokacin tsaftacewa,tarin zanen ƙarfe na zamani—wanda galibi an riga an tsara shi don ya dace da takamaiman girman aikin—ana iya tura shi zuwa ƙasa a cikin mita 15 zuwa 20 na layi a kowace rana, wanda ke rage lokacin ginin a wurin da kashi 30% a matsakaici.

"Ginin birane ba ya jira - jinkiri yana nufin ƙarin farashi da ƙarin cikas ga mazauna," in ji Maria Hernandez, babbar injiniyar kayayyakin more rayuwa a kamfanin gine-gine na EuroBuild da ke Madrid. "A kan aikin fadada layin jirgin ƙasa na kwanan nan a Barcelona, sauyawa zuwa haɗin gwiwatarin takardar ƙarfe mai zafi da aka birgimadomin bangon da ke riƙe da ramin ya yi kwana 12 daga lokacin haƙa ramin. Wannan yana da matuƙar muhimmanci idan kana aiki a unguwannin da ke da cunkoso waɗanda ke da ƙarancin shiga.

tari na takardar karfe mai sanyi wanda aka kafa

Kiran natarin zanen uYa wuce gudu. Rufinsu mai jure tsatsa (kamar su galvanization na ruwan zafi ko maganin polymer) yana sa su dawwama don amfani da kayayyakin more rayuwa na dogon lokaci, yayin da ƙirar su ta zamani ke ba da damar cirewa da sake amfani da su a ayyukan nan gaba - daidai da manufofin dorewar birane na duniya. Misali, a cikin haɓaka gabar tekun Marina Bay na Singapore, tarin takardu da aka sanya a shekarar 2023 don daidaita filayen da aka sake kwato za a sake amfani da su don aikin kare gabar teku na kusa a shekarar 2025, wanda zai rage sharar kayan da kashi 40%.

tarin takardar ƙarfe mai zafi da aka birgima

Masu tsara birane suna kuma lura da fa'idodin zirga-zirgar ababen hawa da kuma shiga jama'a. A Toronto, wani aikin faɗaɗa hanya a kwata na ƙarshe ya yi amfani da tarin takardu don gina ganuwar riƙewa ta wucin gadi a yankin aikin. "Saboda an kammala shigarwa cikin dare uku kacal, mun guji rufe dukkan hanyoyi a lokacin cunkoson ababen hawa - wani abu da ba zai yiwu ba tare da ganuwar siminti," in ji mai magana da yawun Sashen Sufuri na Toronto James Liu.

Masana'antun suna mayar da martani ga karuwar bukatar ta hanyar ƙara ƙirƙira sabbin abubuwa. A farkon wannan watan, kamfanin kera ƙarfe na ƙasar Holland ArcelorMittal ya ƙaddamar da wani sabon nau'in farantin karfe mai sauƙi wanda ke riƙe da ƙarfi mai yawa amma yana da sauƙin jigilar kaya da shigarwa da kashi 15%, wanda ke mai da hankali kan ayyukan birane masu matsakaicin girma inda ake da ƙarancin damar shiga manyan injuna.

Masana masana'antu sun yi hasashen cewa wannan yanayi zai yi sauri a shekarar 2025, inda ake sa ran karɓar tarin takardu zai karu da kashi 18% yayin da biranen Asiya da Afirka ke haɓaka saka hannun jari a fannin ababen more rayuwa. "Rarraba birane ba ya raguwa, kuma 'yan kwangila suna buƙatar mafita waɗanda ke daidaita gudu, aminci, da dorewa," in ji mai sharhi kan ababen more rayuwa na GSCA, Raj Patel. "Tarin takardu yana duba duk waɗannan akwatunan - kuma rawar da suke takawa wajen tsara ingantaccen ginin birane zai ƙara girma kawai."