TESTING METHOD FOR WATER ABSORPTION OF STRUCTURAL CONCRETE USING DRILLED HOLE; [ドリル削孔を用いた構造体コンクリートの吸水試験方法の提案]

被引:0
|
作者
Nonaka A. [1 ]
Yuasa N. [2 ]
机构
[1] Dept. of Architecture and Architectural Eng., College of Industrial Technology, Nihon Univ
来源
关键词
Drilled hole; Drilling method water absorption speed; Non-destructive test; Structural Concrete; Water absorption;
D O I
10.3130/aijs.88.558
中图分类号
学科分类号
摘要
The authors have studied Figg’s idea of the drilled hole as an in-situ water absorption testing method. This study aimed to propose an in-situ water absorption testing method for cover concrete up to 50mm from the surface, examining factors affecting the testing results. As a result, the test specifications were determined and the in-situ water absorption assessing method using drilled hole was proposed. The effects of material, mix proportion and curing on the testing results were investigated and the standard deviations of the water absorption data under different water-cement ratios and demolding age were shown. © 2023 Architectural Institute of Japan. All rights reserved.
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页码:558 / 566
页数:8
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