It is a key part of the acp transport corridor and helps relieve congestion at the two existing cross - harbour tunnels 这条隧道是机场核心计划运输走廊的主要部分，有助纾缓目前两条海底隧道的挤塞情况。
2.
The acp transport corridor is designed to cater for traffic to the new airport and to relieve congestion on existing roads 兴建机场核心计划运输走廊，是为了应付来往新机场的交通并纾缓现有道路的挤塞情况。
