Kunyumba
Chitsulo cha Galvanized
Highway guardrail AASHTO-M180
kupanga
Kuphatikiza pa mapangidwe achikhalidwe a W-beam, palinso mitundu ina yachitetezo, monga bokosi la beam guardrail, chotchinga chingwe, ndi chotchinga cha jersey. Mtundu uliwonse wa guardrail uli ndi mapangidwe ake apadera komanso mawonekedwe ake, ndipo kusankha kwa guardrail kumatengera zinthu monga malo, kuthamanga kwa magalimoto, komanso kuthekera kwa kugunda.
Ma Guardrails nthawi zambiri amaikidwa m'mphepete mwa misewu ndi misewu yayikulu, ndipo amapangidwa kuti azitha kugundana ndi kugunda ndikuwongolera galimoto kubwerera kumsewu, kuchepetsa chiopsezo chovulala kapena kuwonongeka. Ma Guardrails amagwiritsidwanso ntchito kuteteza anthu oyenda pansi ndi okwera njinga, komanso kulekanitsa misewu yamagalimoto komanso kuletsa magalimoto kulowa m'malo oletsedwa.
Ponseponse, ma guardrails ndi gawo lofunikira lachitetezo pamisewu ndi misewu yayikulu, zomwe zimathandiza kupewa ngozi komanso kuteteza oyendetsa ndi okwera. Amapangidwa kuti azikhala olimba komanso okhalitsa, ndipo amagwira ntchito yofunika kwambiri pakusunga chitetezo chamayendedwe.