When a wayside detector system detects a defect in a passing train, rolling stock, on-track equipment, or its component equipment and parts, if the message regarding the defect is not immediately sent to the operator of that train, rolling stock, or on-track equipment, the person that receives the message shall immediately notify the operator of the defect.
Wayside detector system messages
Ohio Rev. Code Ann. § 4955.52, under Tracks; Crossings.
Ohio Rev. Code Ann. § 4955.52