Hazardous Materials Fatalities, Injuries, Accidents, and Property Damage Data

KEY: R = revised. 

^a The 1996 spike in Air Fatalities was due to the ignition of an undeclared cache of chemical oxygen generators in a flight over Florida that killed 110 people, according to the U.S. Department of Transportation Biennial Report on Hazardous Materials Transportation, 1996-1997. 

^bWater category includes only nonbulk marine. Bulk marine hazardous materials incidents are reported to the U.S. Coast Guard and are not included.

^cOther category includes freight...

Motor Vehicles Scrapped

KEY:  R = revised; U = data are unavailable.

Table has been discontinued. There will be no further data updates for this table due to source informational no longer being available.

Highway-Rail Grade-Crossing Safety

KEY: R = revised. 

^a 1970 data are not comparable to later years due to a change in the reporting system.

Highway Noise Barrier Construction

KEY: R = revised.

^a  A Type I barrier is built on a new highway project or a physically altered existing highway.

^b  A Type II barrier is built to abate noise along an existing highway (often referred to as retrofit abatement) and is not mandatory.

^c All other types of barriers are nonfederally funded.

^d Have not been assigned a year of construction or a cost.

U.S. Hazardous Materials Shipments by Transportation Mode, 2022

KEY: S = withheld because estimate did not meet publication standards; U = data are not available. 

^a Truck as a single mode includes shipments that went by private truck only, for-hire truck only, or a combination of both.

^b Private truck refers to a truck operated by a temporary or permanent employee of an establishment or the buyer/receiver of the shipment.

^c Excludes most shipments of crude oil.  See previous table for the estimated amount of crude oil and petroleum products transported in the United...

Crude Oil and Petroleum Products Transported in the United States by Mode

KEY: N = data do not exist; R = revised.

Freight Activity in the United States: 1993, 1997, 2002, 2007, 2012 and 2017

KEY: R = revised; S = data are not published because of high sampling variability or other reasons; U = data are not available.

^a Truck as a single mode includes shipments that went by private truck only, for-hire truck only, or a combination of both. 

^b 1993 and 1997 data exclude most shipments of crude oil. 2002 and 2007 data exclude shipments of crude petroleum.

^c Ton-miles estimates are based on estimated distances traveled along a modeled transportation network.

^d Percent change has been revised in...

Bus Profile

KEY:  N = data do not exist; R = revised; U = data are unavailable.

^a In 2003, the Federal Motor Carrier Safety Administration implemented a program to improve reporting by Class I intercity bus carriers. This accounts for the large increase in Number of operating companies between 2002 and 2003, and as a result the large increase in Operating revenues and Operating expenses. For all years, New Jersey Transit has been excluded from the totals because of its status as a publicly run carrier.

^b Urban...

Truck Profile

KEY: N = data do not exist; NA = not applicable; R = revised; U = data are not available.

^aTruck transportation (NAICS 484) - Industries primarily engaged in over-the-road transportation of cargo using motor vehicles, truck-tractors, and trailers.

Couriers and messengers (NAICS 492) - Establishments primarily engaged in providing air, surface, or combined courier delivery services of parcels or primarily engaged in furnishing local messenger and delivery services of small items within a single metropolitan area...

U.S. Ton-Miles of Freight

KEY: R= revised; U = data are not available.

^a Incudes Freight, Express, and Mail. 

^b Estimates from 1980 to 1989 come from the Association of American Railroads using ton mile values from the Surface Transportation Board’s Waybill Sample. The Waybill Sample represents all major U.S. railroads, including all Class I railroads and several short-line railroads.

^c Foreign water traffic is only measured for their travel on U.S. waterways, based on distance from coastal entrance channels to ports and...