Transportation Research Thesaurus (TRT)

  1. D cracking
  2. DABS USE Mode S
  3. Daily
  4. Dairy products
  5. Dam foundations
  6. Dampers
  7. Dampers (Electronics)
  8. Damping (Engineering)
  9. Damping (Physics)
  10. Damping capacity
  11. Damping coefficient USE Resistance (Mechanics)
  12. Damping constant USE Resistance (Mechanics)
  13. Dams
  14. Danger USE Hazards
  15. Dangerous goods USE Hazardous materials
  16. Darcy's law
  17. Dark adaptation
  18. Darkness
  19. Dashboards USE Instrument panels
  20. Data acquisition USE Data collection
  21. Data archives USE Data banks
  22. Data banks
  23. Data collection
  24. Data communications
  25. Data compression
  26. Data dictionaries
  27. Data displays
  28. Data entry
  29. Data files
  30. Data fusion
  31. Data integrity USE Data quality
  32. Data logging
  33. Data mining
  34. Data plotters
  35. Data processing
  36. Data processing centers
  37. Data processing equipment
  38. Data processing operations
  39. Data processors USE Data processing equipment
  40. Data protection
  41. Data quality
  42. Data recorders
  43. Data reduction
  44. Data retrieval USE Information retrieval
  45. Data sharing
  46. Data storage
  47. Data transmission systems USE Data communications
  48. Data warehouses
  49. Database management systems
  50. Databases
  51. Datasets (Data processing) USE Data files
  52. Datasets (Equipment) USE Modems
  53. Dawn
  54. Day care centers
  55. Daylight
  56. Daylight saving time
  57. Days
  58. Daytime accidents
  59. Daytime running lamps
  60. Daytime running lights USE Daytime running lamps
  61. DC motors USE Direct current motors
  62. Dead end streets
  63. Dead loads USE Static loads
  64. Dead reckoning
  65. Deadheading
  66. Deaf persons
  67. Deafness
  68. Death USE Fatalities
  69. Debonding
  70. Debris avalanches
  71. Debris flows
  72. Debris removal
  73. Debris slides
  74. Debt
  75. Decay USE Biodeterioration
  76. Deceleration
  77. Deceleration lanes
  78. Decentralization
  79. Decision making
  80. Decision support systems
  81. Decision theory
  82. Decision trees
  83. Deckhouses
  84. Decks (Ships)
  85. Decomposed rock
  86. Decomposition
  87. Decompression
  88. Dedicated short range communications
  89. Deep draft ships
  90. Deep sea moorings USE Offshore moorings
  91. Deep submergence vehicles
  92. Deep water structures USE Offshore structures
  93. Deepwater harbors
  94. Deer
  95. Defects
  96. Defects
  97. Defence USE Defense
  98. Defense
  99. Defensive drivers
  100. Deferred maintenance
  101. Deficiencies
  102. Deficits
  103. Definitions
  104. Deflection
  105. Deflection tests
  106. Deflectographs
  107. Deflectometers
  108. Deflectors
  109. Defoggers
  110. Deformability USE Modulus of deformation
  111. Deformation
  112. Deformation curve
  113. Deformed bars
  114. Defrosters
  115. Degradation (Hydrology)
  116. Degradation (Thermodynamics)
  117. Degradation failures
  118. Degree of saturation USE Percent saturation
  119. Degrees of freedom
  120. Deicers (Equipment)
  121. Deicing
  122. Deicing chemicals
  123. Deicing salt USE Deicing chemicals
  124. Delamination
  125. Deleterious materials
  126. Delivery of goods USE Delivery service
  127. Delivery service
  128. Delivery vehicles
  129. Delphi method
  130. Delta functions
  131. Deltas
  132. Demand
  133. Demand assigned multiple access
  134. Demand responsive transportation
  135. Dementia
  136. Demographics
  137. Demolition
  138. Demonstration plants USE Coal gasification plants
  139. Demonstration projects
  140. Demurrage
  141. Dense graded aggregates
  142. Dense soils
  143. Densification
  144. Densitometers
  145. Density
  146. Departure lounges
  147. Departure time
  148. Deployable head restraints
  149. Deployment
  150. Deposition
  151. Deposits (Geology)
  152. Depots (Transportation) USE Intermodal terminals
  153. Depreciation
  154. Depressed highways
  155. Depression (Business cycle)
  156. Depression (Mental condition)
  157. Depth
  158. Depth perception
  159. Derailments
  160. Deregulation
  161. Derricks
  162. Desalination
  163. Desalination plants
  164. Desalting USE Desalination
  165. Desalting plants USE Desalination plants
  166. Descent
  167. Descriptive statistics
  168. Deserts
  169. Desiccation
  170. Design
  171. Design build construction
  172. Design capacity
  173. Design charts
  174. Design engineering
  175. Design flood
  176. Design hourly volume
  177. Design life USE Service life
  178. Design load
  179. Design methods
  180. Design of experiments USE Experiments
  181. Design of specific facilities
  182. Design practices
  183. Design speed
  184. Design standards
  185. Design storm
  186. Design teams
  187. Design volume
  188. Designated drivers
  189. Designers
  190. Desorption
  191. Destroyers
  192. Desulfurization
  193. Desulphurization USE Desulfurization
  194. Detectable warning surfaces
  195. Detection and identification
  196. Detection and identification devices
  197. Detection and identification system applications
  198. Detection and identification systems
  199. Detectors
  200. Detectors by object of detection