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21世纪前10年,中国公路建设年均“催生”隧道555km。2011年以来,公路隧道年均净增已超1 000km。在4月9日举行的“2015中国(上海)隧道与地下工程技术研讨会”上,中国土木工程学会隧道及地下工程分会公布的统计表明:中国已成为世界隧道及地下工程建设规模和建设速度第一大国。据截至2013年底的统计,中国已有公路隧道11 359座,总长9 606km。进入新世纪以来,公路隧道年均增
In the first 10 years of the 21st century, average annual “birth” tunnels in China’s highway construction are 555km. Since 2011, the average annual increase of highway tunnels has exceeded 1 000 km. Statistics of the tunnel and underground engineering branch of China Society of Civil Engineering released on “2015 China (Shanghai) Tunnel and Underground Engineering Technology Seminar” on April 9 shows that China has become the world’s tunnel and underground engineering construction scale and Construction speed of the largest country. According to statistics as of the end of 2013, China has 11 359 road tunnels with a total length of 9 606 km. Since entering the new century, the average annual increase of highway tunnels