[V-427] Implementation status of measures for longer life of RC slabs by pavement construction
Keywords:Metropolitan Expressway, pavement replacing, Penetration waterproof, RC slabs, Longer life
Based on the pavement design and construction procedure of the Metropolitan Expressway, which was revised from April 2015, the composite waterproofing method was made a standard specification after asphalt cutting in the pavement replacement work. By adopting this method, ①waterproofing of RC floor slab and ② improvement of rigidity and fatigue durability of RC floor slab are added as the purpose and role of pavement replacement work against crack damage of RC floor slab. We summarize the purpose, the implementation situation of RC floor version extension of life measures by pavement replacement repair work from procedure revision to March, 2019.
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