Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
UHPC material for reinforcing existing stone masonry wall and reinforcing method thereof
A method for reinforcing an existing stone masonry wall, wherein, the UHPC (ultra high performance concrete) material for reinforcing an existing stone masonry wall as a reinforcing material, comprising following steps: step (1): carrying out a pretreatment to the existing stone masonry wall to be reinforced; step (2): tensioning and thereby reinforcing the existing stone masonry wall pretreated in the step (1); step (3): injecting a prepared UHPC material into the mortar joint by a manual squeezing; step (4): spraying prepared UHPC material onto the existing stone masonry wall that has been treated in the step (3) by a spraying process; step (5): maintaining; the UHPC material includes: 550-600 kg/m3 of silicate cement, 180-200 kg/m3 of white silica fume, 510-530 kg/m3 of limestone powder, 715-735 kg/m3 of quartz sand, 60-75 kg/m3 of iron ore tailings particles, 50-60 kg/m3 of pumice particles, 15-30 kg/m3 of polycarboxylic acid water reducing agent, 230-255 kg/m3 of water and 25-35 kg/m3 of POM fiber.
UHPC material for reinforcing existing stone masonry wall and reinforcing method thereof
A method for reinforcing an existing stone masonry wall, wherein, the UHPC (ultra high performance concrete) material for reinforcing an existing stone masonry wall as a reinforcing material, comprising following steps: step (1): carrying out a pretreatment to the existing stone masonry wall to be reinforced; step (2): tensioning and thereby reinforcing the existing stone masonry wall pretreated in the step (1); step (3): injecting a prepared UHPC material into the mortar joint by a manual squeezing; step (4): spraying prepared UHPC material onto the existing stone masonry wall that has been treated in the step (3) by a spraying process; step (5): maintaining; the UHPC material includes: 550-600 kg/m3 of silicate cement, 180-200 kg/m3 of white silica fume, 510-530 kg/m3 of limestone powder, 715-735 kg/m3 of quartz sand, 60-75 kg/m3 of iron ore tailings particles, 50-60 kg/m3 of pumice particles, 15-30 kg/m3 of polycarboxylic acid water reducing agent, 230-255 kg/m3 of water and 25-35 kg/m3 of POM fiber.
UHPC material for reinforcing existing stone masonry wall and reinforcing method thereof
WU YINGXIONG (Autor:in) / HUANG WEI (Autor:in) / ZHANG ZHIRONG (Autor:in) / WANG YUMIN (Autor:in) / WU BINGTIAN (Autor:in) / DUAN XIAOLING (Autor:in)
22.08.2023
Patent
Elektronische Ressource
Englisch
IPC:
E04G
SCAFFOLDING
,
Baugerüste
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