Budget Amount *help |
¥18,330,000 (Direct Cost: ¥14,100,000、Indirect Cost: ¥4,230,000)
Fiscal Year 2010: ¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2009: ¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2008: ¥7,930,000 (Direct Cost: ¥6,100,000、Indirect Cost: ¥1,830,000)
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Research Abstract |
"High performance fiber-reinforced cementitious composite with multiple fine cracks" (HPFRCC) is a watertight material because the cracks are narrow. In this study, the water-tightness of HPFRCC was further improved by filling seaweed gel (calcium alginate gel) into the fine cracks. The HPFRCC splayed on a concrete retaining wall was observed over 5 years. The crack width in the HPFRCC was mostly limited to not more than 0.1 mm. Special blocks, which are capable of having large deformation due to slide of structures during a huge earthquake, were fabricated using HPFRCC.
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