Abstract: During the construction of Alagou asphalt concrete core dam, special weather conditions are encountered. Therefore, research are carried out, including (1) construction technique in low temperature; (2) protection scheme over winter; (3) construction technique in high temperature, for reference.

Key words: asphalt concrete core dam, construction technique in low temperature, protection scheme over winter, construction technique in high temperature

摘要： 针对阿拉沟水库沥青混凝土心墙坝的特殊气候条件，进行了以下研究：（1）低温条件下（-20℃），沥青混凝土心墙低温施工技术；（2）沥青混凝土越冬保护方案；（3）高温条件下，沥青混凝土心墙高温施工技术，以期为类似气候条件施工提供参考。

关键词: 沥青混凝土心墙坝, 低温施工技术, 越冬保护方案, 高温施工技术