对比分析闸墩上游预留竖井式、胶结式内锚头和U形锚固三种锚固形式的应力分布规律； 并综合比较，推荐最终采用的锚固形式——U型锚固，为闸墩结构设计提供依据，对工程设计和施工具有参考价值。

The stress distribution has been compared and analysized among three forms of anchorage as obligating silo in upward side of the pier, cementing the inside anchor and U-type anchorage.

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