When construction of the precast unit was completed, seawater was drawn in to keep it afloat and was then towed by six barges to Hong Kong.

When construction of the precast unit was completed, seawater was drawn in to keep it afloat and was then towed by six barges to Hong Kong.

When construction of the precast unit was completed, seawater was drawn in to keep it afloat and was then towed by six barges to Hong Kong.

When construction of the precast unit was completed, seawater was drawn in to keep it afloat and was then towed by six barges to Hong Kong.