Evidence and records
Vehicle data, carrier records and evidence preservation.
Entries
- Carrier records, preservation and spoliation Qualification files and carrier trip or maintenance records, with distinctions between retention schedules and litigation duties. Updated
- Commercial driver drug and alcohol testing Testing categories, post-crash triggers and timing under 49 CFR Part 382. Updated
- Electronic logging devices and duty-status records What ELD records contain, how edits work and why a log is not a continuous crash reconstruction. Updated
- Engine control modules and electronic crash evidence Distinguishing heavy-truck engine data, event recorders and ELDs, with attention to device-specific limits. Updated
- Truck inspection, repair and maintenance Systematic maintenance, driver inspections and the different retention rules for vehicle records. Updated