OTA ENGINEERING is a consulting firm specialized for Road Tunnel Technology.
Since 1968, Mr. Y. OTA to be involved to the overall design projects for road tunnels in urban area, especially preliminary design for tunnel structures, designs for ventilation facilities and environmental control systems for noise and air pollution.
At the beginning 21st century, April of 2001 Mr. Y. OTA organized OTA ENGINEERING.
OTA ENGINEERING is involving to major tunnel projects in Japan, World Bank and Asian countries. The number of consultation service has already dealt with more than 120 contracts since 1967.
OTA ENGINEERING is really independent and neutral organization for tunnel technology.
At present, our organization has a connection to Asia and European countries for Tunneling and aerodynamics design technologies. Our system organization chart presents in following figure.
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