Currently, there are many methods applied to expand the sphere in Vietnam and around the world, the choice of measures to expand the sphere does not rely solely on economic criteria but also depending during construction of how influential to the circulation of the means of transportation. Technology combined drilling and glue steel implants Hilti Hit - Re 500 is a scalable solution without advanced sphere influence the process of circulation on the bridge. This article aims to study the appropriate measures to expand the sphere of reinforced concrete bridge with steel drilling technology combines cultured Hilti Hit glue - Re 500.
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