Kodi Street Asphalt Imakhudza Bwanji Chitetezo Pamsewu M'nyengo Zosiyanasiyana?
Kumasulidwa nthawi:2025-12-23
Asphalt yamsewu imagwira ntchito yofunika kwambiri pachitetezo chamsewu, ndipo magwiridwe ake amatha kusiyanasiyana malinga ndi nyengo. M'madera okhala ndi nyengo yotentha, kutentha kumapangitsa kuti phula la mumsewu lifewetse, zomwe zimapangitsa kuti pakhale ming'alu ndi ming'alu. Kufewetsaku kungapangitse ngozi yothamanga, makamaka panthawi yokhotakhota kapena kuimitsa mwadzidzidzi. Pamene asphalt ya mumsewu imasinthasintha, imathanso kuwonongeka mwachangu, zomwe zimafunikira kukonzedwa pafupipafupi komanso kukonza.
M'madera ozizira kwambiri, kuzizira kozizira kumabweretsa vuto lina la asphalt mumsewu. Madzi amatha kulowa m’ming’alu ya phulalo, ndipo kutentha kukatsika, madziwo amaundana, amakula ndi kuchititsa kuti phulalo liphwanyike kwambiri. Ming’alu imeneyi imatha kupanga maenje, omwe ndi oopsa kwa madalaivala ndipo angapangitse ngozi ngati sizikukonzedwa msanga. Asphalt yamsewu m'magawo awa iyenera kupangidwa mwapadera kuti igwirizane ndi zovuta izi, nthawi zambiri zimakhala ndi zowonjezera zomwe zimalepheretsa kusweka.
M'madera apakati, asphalt ya mumsewu imakonda kugwira ntchito mosasinthasintha, zomwe zimapatsa mphamvu pakati pa kulimba ndi chitetezo. Komabe, ngakhale m’madera amenewa, mvula yamkuntho kapena chinyontho chochuluka chingakhudze mmene phulalo limapangidwira, zomwe zimapangitsa kuti msewuwo ukhale woterera. Kuti mukhale otetezeka pamsewu, asphalt ya mumsewu imayenera kusindikizidwa bwino ndi kusungidwa, makamaka m'madera omwe nthawi zambiri amagwa mvula kapena kutentha kwachangu.
Ponseponse, asphalt wamsewu imakhudza chitetezo chamsewu potengera zovuta zanyengo iliyonse. M'madera otentha, ndikofunikira kugwiritsa ntchito phula lomwe limakana kufewetsa, pomwe kumadera ozizira, kulimbikitsa phula motsutsana ndi kuwonongeka kwachisanu ndikofunikira. M'madera onse, kukonza nthawi zonse kumatsimikizira kuti phula la pamsewu likupitiriza kupereka malo otetezeka, oyendetsa bwino.
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