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On the afternoon of July 17, construction workers poured in the last roof on the Heqing Road fourth section branch of the Cuihai Avenue underground pipe gallery in Tsuihang New District.

By 21:30 on the same day, pouring work on the rest of Heqing Road was finished, indicating the completion of the major structure of the Cuihai Avenue underground pipe gallery.

On the afternoon of July 17, the major structure of the Cuihai Avenue underground pipe gallery was completed.

The construction site.

Construction workers pour in the last roof.