GBR includes the Hong Kong–Zhuhai–Macao Bridge in its World Record Registry as the WORLD’S LONGEST BRIDGE-CUM-TUNNEL SEA CROSSING.
55 km — total length 29.6 km — main bridge 6.7 km — undersea tunnel 33 — immersed tunnel sections 46 m — deepest point below sea level 100 km/h — designed speed 120 years — designed service life 2018 — opened to traffic
The monumental infrastructure connects Hong Kong, Zhuhai and Macao across the Pearl River Estuary.
GBR — GLOBAL BEST of RECORDS THE WORLD BOOK OF RECORDS FOR ASIA AND AFRICA