在碾压土石坝坝体填筑中 各分段之间的接坡坡比应缓于（ ）。A.1：3B.1：2C.1：2．5D.1：
在碾压土石坝坝体填筑中，各分段之间的接坡坡比应缓于（ ）。
A.1：3
B.1：2
C.1：2．5
D.1：1
请帮忙给出正确答案和分析，谢谢！
参考解答
490***108
2024-12-25 23:43:35
正确答案：A
【解析】在坝体填筑中，层与层之间分段接头应错开一定距离，同时分段条带应与坝轴线平行布置，各分段之间不应形成过大的高差。接坡坡比一般缓于1：3。故本题应选A。
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