If there is any mistake in the position, dimension of height mark or reference line of the construction, the contractor shall amended it during construction.

在工程施工过程中，如果工程的位置、标高尺寸或准线出现错误，承包商应修正上述错误。

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The traction machine and control system can be installed in any floor, the top floor height and pitch depth can be lower and smaller. It will greatly reduce the construction difficulty.

主机和控制系统可安装于任何楼层，所需的顶层高度更低、底坑深度更小，大大减轻建筑施工难度。

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The pessimists argue that for all its construction boom (William Penn's statue, once setting a limit to any building's height, became a relative dwarf more than a decade ago), Philadelphia is still a laggard, slowed down by a history of outdated habits and infrastructure that does not apply to sunbelt cities such as Atlanta or Houston.

ECONOMIST: City life