The average daily traffic volume of 200/kloc-0 is only 39,700 vehicles, which is far below the available quantity of 654,380+0,800 vehicles. In August 2005, the Central and Western District Council proposed to erect computer warning signs in Sai Ying Pun, Sheung Wan and Central to remind drivers to use Connaught Road Central to go to Wan Chai to reduce traffic congestion.
In 2008, the largest single shareholder of WHC was Hong Kong Stock Connect Holdings Limited, holding 50% shares of WHC. Other shareholders are CITIC Pacific Limited and Kerry Construction Co., Ltd., and they hold 35% and 15% of the rights and interests of the Western Harbour Crossing Company respectively through their associated companies.