Damage to civil engineering structures due to the near Izu-Ohshima earthquake of January 14, 1978
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A severe earthquake hit the middle part of Izu Peninsula on January 14, 1973, registering a magnitude of 7.0 on the Richter scale. The Public Works Research Institute the Ministry of Construction has conducted field investigations on damages to engineering structures, such as highways, tunnels, bridges immediately after the outbreak of the earthquake. This paper describes the results of investigations of the earthquake damage, and includes (1) outline of the earthquake, (2) topography and geology of Izu Peninsula, (3) earthquake ground motions, (4) damage statistics, (5) damages to civil engineering structures, and closing remarks.