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e-CFR Data is current as of November 19, 2009
Title 49: Transportation PART 234—GRADE CROSSING SIGNAL SYSTEM SAFETY Subpart D—Maintenance, Inspection, and Testing Inspections and Tests Browse Previous | Browse Next § 234.251 Standby power. Standby power shall be tested at least once each month.
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Standby power shall be tested at least once each month.
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