冰川的上层会形成裂缝。
轻集料混凝土的收缩变形比普通混凝土大，易使混凝土形成裂缝。
The shrinkage of LWAC is increased than that of Normal Concrete (NC), which will bring about the crack of LWAC more easily.
混凝土伏扶壁大坝受到强震时，容易在大坝高处形成裂缝，在那里下游坝面扶壁横贯垂直的“烟筒”部分。
Concrete buttress DAMS when subjected to severe shaking have developed horizontal cracks at the elevation high in the DAMS where the downstream buttresses intersect the vertical "chimney" section.
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