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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Public Transit

Legacy ID
236

ADA Lift- or Ramp-Equipped Transit Buses

KEY:  ADA = Americans with Disabilities Act of 1992; N = data do not exist.

a From 2012 includes articulated bus, bus, double decker bus, over-the-road bus, school bus, trolleybus and vintage trolley.

Transportation Accidents by Mode

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

a Carriers operating under 14 CFR 121, all scheduled and nonscheduled service. Since Mar. 20, 1997, 14 CFR 121 includes only aircraft with 10 or more seats formerly operated under 14 CFR 135. This change makes it difficult to compare pre-1997 data for 14 CFR 121 and 14 CFR 135 with more recent data.

b All scheduled service operating under 14 CFR 135. Since Mar. 20, 1997, 14 CFR 121 includes only aircraft with 10 or more seats formerly operated under 14 CFR 135. This...

Injured Persons by Transportation Mode

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

a Serious injuries only. See Glossary for definitions

b All service operating under 14 CFR 121 (Scheduled air carriers). Since Mar. 20, 1997, 14 CFR 121 includes only aircraft with 10 or more seats formerly operated under 14 CFR 135. This change makes it difficult to compare pre-1997 data for 14 CFR 121 and 14 CFR 135  with more recent years' data.

c All scheduled service operating under 14 CFR 135 (Commuter air carriers...

Transportation Fatalities by Mode

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

a All services operating under 14 CFR 121 (Scheduled air carriers).  Since Mar. 20, 1997, 14 CFR 121 include aircraft with 10 or more seats that formerly operated under 14 CFR 135. This change makes it difficult to compare pre-1997 data for 14 CFR 121 and 14 CFR 135 with more recent data.  In 2001, other than the persons aboard the aircraft who were killed, fatalities resulting from the September 11 terrorist acts are excluded. U.S. air carrier figure does not...

Security Events of Crime by Transit Mode

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

 

aSecurity Events include only those that meet a National Transit Database (NTD) major event reporting threshold (note: Some thresholds have changed through the years.). Please refer to the NTD Safety & Security Reporting Policy Manual available at https://www.transit.dot.gov/ntd/manuals for more information.

b The killing of one or more human beings by another. This includes murder, non-negligent...

Transit and Grade-Crossing Incidents by Rail Transit Mode

KEY: N = data do not exist; P = preliminary; U = data are not available.
 

a Starting in 2015, Rail Transit Incidents include all collisions, derailments, fires, security events, and not otherwise classified safety events meeting National Transit Database (NTD) reporting thresholds (note: Some thresholds have changed through the years.). Please refer to the NTD Safety & Security Reporting Policy Manual available at https://www.transit.dot.gov/ntd/manuals for more information.

b...