Browsing by Subject "ลวดอัดแรง"
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Due to delays in cement grouting of PC strand conduit of external post-tension segmental girder, span 115L and 115R, in the construction project of mass transit system in Bangkok (Red Line) contract 2: civil works for BANGSUE - RANGSIT railway. Grouting must be completed within 20 days after stressing of tendon according to the requirements of the construction project. This causes the uncertainty of the effects of this problem on the girder structure. According to the investigation by Visual Inspection found that the condition of the prestressing ...