... Abstract With the rapid development of urban metro system, the operation and maintenance status of urban metro station has received increasing attention. The operation and maintenance status of urban subway stations involve various factors including structure, equipment, and environment, which...

... such as geological formation and tunnel alignment were difficult to share between persons involved in the tunnel construction, and some cases of stand by and rework took its rise. Furthermore, since information obtained during construction was not sufficiently carried on into maintenance service, data mining...

... Characterization aseismic design waste management underground structure Earthquake Upstream Oil & Gas asian rock mechanics symposium arms8 evaluation underground cavern maintenance october 2014 water management cavern investigation seismic resistance tunnel mountain tunnel rock mass design...

... ABSTRACT As part of steep slope maintenance plan along the roadcuts in mountainous regions in KOREA, we have developed a vehicle-mounted joint survey system utilizing digital imaging technique. This system is comprised of three parts; part for acquisition of still images and video, part...

... SYNOPSIS : Underground cavern for the energy storage (oil and gas) has been constructed because it has a merit in the cost of maintenance and in the durability through the long-term service period. However, today, rational structures in the construction, the operation and also the maintenance are demanded...