Big plans for Korea trafficKorea currently has 25 expressway routes totalling 3,103 km, a figure that will increase to 4,000 km by 2010 and 6,160 km by 2020. Design work will start in 2010 on a proposed 149 km road tunnel network 50 m beneath the surface of Seoul, Korea arranged in a grid of three north-south routes and three east-west routes. For more on expressway construction in Korea visit www.ex.co.kr/english/major_job/exp/major_job_exp.jsp 34/09.