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Mechanical properties of paving material of pedestrian friendly pavements using coal ash

机译:煤灰铺设行人友好路面铺路材料的力学性能

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This study aims to develop of materials for eco-friendly pavement. According to increase of coalash (FA: Fly Ash, PFBC: Pressurized Fluidized Bed combustion ash), we tried to develop effective utilizationof coal ash as a stabilizer because disposal of coal ash has been getting more difficult. Furthermore, in orderto prevent from a pavement crack, we tried to use materials mixing bamboo chips crushed to fiber. Therefore,we carried out the tests to suggest design work of material for pedestrian-friendly pavement with evaluationof mechanical properties and toughness gained from the result of unconfined compression test. The result isfollowing (1) Material with PFBC had higher solidification than material with FA, (2) Using FA and cement,strength more than same level of PFBC was gained, (3) By mixing 10% bamboo chips, improvement of brittlefailure was observed.
机译:本研究旨在开发生态友好型路面的材料。根据煤层的增加(Fa:Fly Ash,PFBC:加压流化床燃烧灰),我们试图开发煤灰的有效利用率作为稳定器,因为煤灰处理更加困难。此外,为了防止路面裂缝,我们试图使用混合粉碎至纤维的材料。因此,我们开展了试验,建议使用来自无束缚压缩试验结果的机械性能和韧性的评估,提出了人行道友好型路面的设计工作。通过Fa和水泥具有FA和水泥的材料,具有PFBC的材料的凝固结果较高(1)凝固,PFBC的强度超过相同水平的强度,(3)通过混合10%竹芯片,观察到改善BrittleFailure的改善。

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