But fear of downtown gridlock is pushing back the closure and demolition of the viaduct until at least 2016, when the tunnel is supposed to be ready.

但是，现阶段的城市交通大堵塞，道路供不应求，可能使高架桥才能关闭和拆除延迟到2016年。届时，隧道才能全部修建完毕。

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But fear of downtown gridlock is pushing back the closure and demolition of the viaduct until at least 2016, when the tunnel is supposed to be ready.

但是，现阶段的城市交通大堵塞，道路供不应求，可能使高架桥才能关闭和拆除延迟到2016年。届时，隧道才能全部修建完毕。

youdao