Discovery Bay Tunnel Link - Traffic Year Traffic (Vehicles) South-bound North-bound Total Daily Average 2000 47,852 47,851 95,703 437 2001 96,986 96,911 193,897 531 2002 111,640 111,640 223,280 612 2003 124,428 124,428 248,856 682 2004 139,561 139,561 279,122 763 2005 145,370 145,370 290,740 797 2006 166,828 166,828 333,656 914 Note: Discovery Bay Tunnel Link was opened to traffic on 27.5.2000