The remarkable thing about the Los Angeles Metro rail network is not its total length of 163 kms, it is the fact that its tunnels are subjected to daily earth tremors. On an average, the Los Angeles metropolitan area experiences ten earthquakes every day – over 3,8001 in the last 365 days. This has a direct impact on the fabric of the transportation infrastructure in the form of cracks, fissures, and displacements - especially on those parts that are routed underground. The Los Angeles Metro Tunnel Network has now been inspected for the first time using STRUCINSPECT technology. The digital inspection immediately resulted in several measurable benefits.
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