To run comfortably and safely in the expressway for customer, we offer much information tothe customer through the medium of an electric wave on the expressway which we manage.As the method of confirming these states of the electric wave in expressway, maintenanceperson checked and had measured it individually based on the check frequency that had beenprovided with each measuring instruments.The road facilities electric wave measurement car was introduced. This enabled integrallythe measurement of various electric waves in the expressway by this car running toconsolidate the check and the measurement function in this car for the purpose of efficiency,labor saving and improvement of the quality of the check. Moreover, a high-quality checkbecame possible because it installed the data analysis equipment in this car.When this business was executed, the influence on the customer was also large as therestriction of the expressway under use was accompanied. However, it became possible tomeasure equipment without restricting it, though it ran by using the measurement car becausethe confirmation of the situation of the electric wave was possible while operated.Here, we will report on customer's convenience improvement by the measurement carintroduction.
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