應(yīng)注重混凝土結(jié)構(gòu)的耐久性設(shè)計
許清風(fēng)1 邱文軍2 傅傳國1 蔣永生1
- 摘 要
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許清風(fēng)1 邱文軍2 傅傳國1 蔣永生1(1 東南大學(xué)土木工程學(xué)院 210096; 2 宜興市質(zhì)檢站)
[提要] 針對現(xiàn)有設(shè)計規(guī)范對混凝土結(jié)構(gòu)的耐久性重視不足的現(xiàn)狀,在已有研究資料的基礎(chǔ)上,總結(jié)出影響混凝土結(jié)構(gòu)耐久性的多種因素,同時提出降低各因素影響的措施。希望引起設(shè)計和施工人員的重視。
[關(guān)鍵詞] 耐久性 小氣候條件 可持續(xù)發(fā)展 堿骨料反應(yīng) 碳化作用 鋼筋銹蝕 凍融作用
Based on the available references, there are many effective factors which have contributions on the fall of the durability of RC structures. And there are several methods which can eliminate the fall.Designers
must pay more and more attention to the durability of the RC structures.
Keywords: durability; microclimate condition; sustainable development; alkali-aggregate reactlon; car-
bonization; corrosion of reinforcement; freezing and thawing