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The Los Angeles Metro Rail Project is part of a planned 30. year transportation system development that will include over 480 km of light rail, heavy rail and commuter trains spanning the greater Los Angeles area.. The backbone of the system and focal point of this paper is the Red Line Project which consists of a heavy rail subway system with 37 km of twin 6.6 meter diameter tunnels.

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Apr 19, 2017· The 15-story office building is supported by a unique, column-free system with a steel structure suspended down from its center core and has pre-cast concrete …

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