Strong and numerous risks will be encountered in the construction of tunnel and underground works due to its complicated factors.
隧道及地下工程的建设中面临很大和众多的风险。
He has 25 years of international experience in tunnel and underground works working on projects in May countries and has been involved in several major bored tunnels projects.
在隧道和地下工程工作方面积累了25年的经验，并在多个国家从事过大型暗挖隧道工程。
Further refurbishment works were required to the lower ground floors and the underground car park, which now connects directly to the municipal tunnel system.
大楼底层和地下停车也按要求进行了改造，目前大楼的地下停车库直接与市级的地下通道连接。
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