项目主管可以观看来自建筑位置的即时视频，分辨承包商和它们的车辆。
A project manager can view live video from aconstruction site and identify the contractors and their vehicles.
还必须进行规划，以便为承包商车辆提供充足的单独停车空间。
Plans must also be made to provide sufficient and separate parking space for contractor vehicles.
不管在何种情况下，承包商不得使用非专为运送人员设计并未得到运送批准的车辆。
Contractors must not under any circumstances use vehicles to transport personnel that has not been designed and approved for such purposes.
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