: Detailed investigations by the National Transportation Safety Board (NTSB) into train derailments or collisions.
: Details on installed safety systems, such as vapor barriers or sub-slab depressurization. 19004.rar
: An official Internal Revenue Service (IRS) document that describes proposed adjustments to a tax return after an audit. 19004.rar
: Records showing where hazardous materials were legally transported and dumped. 🚆 Other Possible Meanings of "RAR" 19004.rar