49 C.F.R. § 234.106 Partial activation.
Title 49 - Transportation
Upon receipt of a credible report of a partial activation, a railroad having maintenance responsibility for the warning system shall promptly initiate efforts to warn highway users and railroad employees at the subject crossing in the same manner as required for false activations (§234.107).
Title 49: Transportation
PART 234—GRADE CROSSING SIGNAL SYSTEM SAFETY
Subpart C—Response to Reports of Warning System Malfunction
§ 234.106 Partial activation.
