Hauv kev loj hlob ntawm Metropolises thoob ntiaj teb, cov lag luam hluav taws xob tau hloov cov qib pua ua ke hlau cov hlau cov hlau thiab cov hlauHlau Yeeb NkabTxhawm rau kom txo cov nqi taug kev thiab cov nqi txij nkawm. Cov yeeb nkab cov yeeb nkab steel thiab cov kab puv nkaus hloov chaw txuas ntxiv mus txuas lub neej ntev thiab txhim kho kev lag luam zoo. Ib qho kev qhia ncaj ncees tsis ntev los no uas yuav tsum tau muab cov tswv cuab ntawm tus tswvcuab ntawm cov neeg tsis muaj dej los ntawm 20% los ntawm 2030, nrawm nrawm xa cov yeeb nkab xa.
Hauv Asmeskas, Los Angeles qhov kev cog qoob loo renilion reclamation kev cog lus tau muab $ 120 lab daim ntawv cog lus rau 48-nti steel yeeb nkab teeb tsa txoj kev faib khoom. Tus tshiab API 5L X65 steel yeeb nkab yog epoxy-coated sab hauv thiab sab nraud, muab kev tiv thaiv corrosion thiab yooj yim txoj kev khiav ntawm kev kho mob effluent. Cov Cuab Yeej Cuab Hauv nroog tshaj tawm cov kev txo qis hauv kev sib tw loj los ntawm 75% dhau ntawm ob xyoo lawm.
Latin America Lub zos zoo li São Paulo thiab Mexico City kuj tau lees txais C-steel yeeb nkab ntu hauv kab laum tseem ceeb. Cov ntsiab lus ntawm cov kauv welded, cov steel yeeb cov yeeb nkab tuaj kom txog rau kev sib xyaw nrog cov kev sib txuas nrog kev sib xyaw ua ke thiab txo cov tsheb sib tsoo. Cov khoom lag luam hauv zos qhuas tus kab yeeb yam ntawm cov hlau siv txoj kev resilience, txawm hais tias muaj cov khoom siv thoob ntiaj teb.
Asia's Megacities tsis nyob tom qab. Hauv Shanghai, ib qho kev sim ua haujlwm pub rau 1 km ncab ntawm cov yeeb nkab steel nrog polyethylene-lined qauv kev sib xyaw nrog corrosion internal. Hybrid Hlau Hlau Pipeline Pom Kev txo ntau hauv kev ua kom qis dua hauv cov khoom lag luam thiab tawg ntawm cov tshuaj tua kab mob.
Nrog Thoob Ntiaj Teb Nroog Nroog Nroog Thoob Ntiaj Teb thiab Cov Laus Infrastructure Cov Pej Xeem Kev Kub Siab, hloov pauv mus rau niaj hnubHlau Yeeb NkabCov thev naus laus zis yog qhov tseem ceeb tshaj plaws, kev cog lus kom muaj kev nyab xeeb ntawm kev haus dej haus rau ntau xyoo tom ntej.