Considering the obvious decrease of the pit bottom bounce capacity and differential settlement, the inverted construction method is widely used.

考虑到施工过程中对基坑底部回弹量和差异沉降量的明显减小，逆作法目前取得了较广泛的应用。

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The children apparently were trying to retrieve a small "child-like pickaxe" at the bottom of the sloped pit when the dirt wall collapsed on them before 6 p.m.

CNN: Searchers find bodies of children buried by wall of dirt

The bodies of Chloe Jade Arwood, 6, and her cousin James Levi Caldwell, 7, were found at the bottom of a 24-foot-deep pit on Monday morning, more than 12 hours after a wall of the pit collapsed on them behind a family member's home, authorities said.

CNN: Searchers find bodies of children buried by wall of dirt