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Government institution · Washington · United States

United States Department of Transportation

In research, United States Department of Transportation stands highest in Engineering (#5,304 of 6,636 worldwide) and Physical Sciences (#10,707 of 12,888 worldwide), 2022–2025. Relative to its size it is most specialised in Civil and Structural Engineering — Civil and Structural Engineering is 11.8× its share of world research.

transportation.govROR OpenAlex
World rank, 2022–2025
#20,007
of 28,054 · #12,736 all time
Rank in United States
#2,917
of 4,192
Research works
1.7k
▲ 5% vs 2013–17
Citations
19k
11.0 per fractional work
Top-10% rate
12.1%
record average 16.5%
Open access
24%
world 28%

What is United States Department of Transportation known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
EngineeringField #5,304 of 6,636 9.2%107 #3271
Physical SciencesDomain #10,707 of 12,888 9.4%143 #7838

Each strip is that field’s whole ranked pool, with the notch where United States Department of Transportation sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does United States Department of Transportation specialise in?

Where its research is concentrated relative to its size: Civil and Structural Engineering takes 11.8× the share of its output that it takes of world research.

  1. Civil and Structural EngineeringSubfield · 29.2 works12×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.22× its world share, 2 worksAgricultural and Bio…Neuroscience: 0.15× its world share, 0 worksNeuroscienceChemical Engineering: 0.68× its world share, 0 worksChemical EngineeringChemistry: 0.06× its world share, 0 worksChemistryComputer Science: 0.61× its world share, 10 worksComputer ScienceEarth and Planetary Sciences: 0.92× its world share, 3 worksEarth and Planetary …Energy: 0.48× its world share, 1 worksEnergyEngineering: 3.39× its world share, 107 worksEngineeringEnvironmental Science: 1.35× its world share, 14 worksEnvironmental ScienceMaterials Science: 0.80× its world share, 6 worksMaterials ScienceMathematics: 0.34× its world share, 1 worksMathematicsPhysics and Astronomy: 0.27× its world share, 1 worksPhysics and AstronomyHealth Professions: 0.68× its world share, 4 worksHealth ProfessionsMedicine: 0.11× its world share, 5 worksMedicineArts and Humanities: 0.05× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 1.26× its world share, 8 worksBusiness, Management…Decision Sciences: 3.14× its world share, 6 worksDecision SciencesEconomics, Econometrics and Finance: 1.77× its world share, 8 worksEconomics, Econometr…Psychology: 0.63× its world share, 4 worksPsychologySocial Sciences: 1.06× its world share, 28 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Engineering, 3.4×. Every wedge is a field page.

Who are the top researchers at United States Department of Transportation?

Ranked on the composite score, Brian W. Sloboda, R R Knipling and Charles V. Zegeer lead among researchers whose main affiliation is United States Department of Transportation.

  1. 1 Brian W. Sloboda United States · #218,367 worldwide 105 citations · 21 works
  2. 2 R R Knipling United States · #237,558 worldwide 174 citations · 18 works
  3. 3 Charles V. Zegeer United States · #293,610 worldwide 145 citations · 53 works
  4. 4 A E Pisarski United States · #579,158 worldwide 33 citations · 27 works
  5. 5 Paul Pisano United States · #915,104 worldwide 31 citations · 26 works
  6. 6 Roger Mehl United States · #978,502 worldwide 6 citations · 154 works
  7. 7 C K Orski United States · #998,016 worldwide 23 citations · 34 works
  8. 8 J N Hallock United States · #1,122,331 worldwide 25 citations · 19 works
  9. 9 Randolph R. Resor United States · #1,181,946 worldwide 9 citations · 15 works
  10. 10 Gregg G. Fleming United States · #1,187,025 worldwide 42 citations · 49 works
All ranked researchers at United States Department of Transportation

Which keywords describe research at United States Department of Transportation?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Intelligent Transportation Systems, Traffic Flow, Travel Behavior, Deep Learning, Urban Traffic, Driver Behavior, Public Transport and Urban Mobility.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Deep Learning18▲ 2.5×22 topics
  2. Intelligent Transportation Systems14▲ 45×4 topics
  3. Traffic Flow12▲ 56×2 topics
  4. Travel Behavior11▲ 55×2 topics
  5. Urban Traffic10▲ 40×3 topics
  6. Driver Behavior9▲ 57×2 topics
  7. Public Transport9▲ 74×2 topics
  8. Urban Mobility9▲ 74×2 topics
  9. User Satisfaction9▲ 22×2 topics
  10. Route Choice9▲ 77×1 topic
  11. Service Quality9▲ 16×1 topic
  12. Transportation9▲ 22×3 topics
  13. Injury Severity8▲ 47×2 topics
  14. Neural Networks8▲ 2.4×8 topics
  15. Spatial Analysis8▲ 40×2 topics
  16. Road Safety8▲ 90×1 topic
  17. Traffic Accidents8▲ 80×1 topic
  18. Probabilistic Forecasting7▲ 17×2 topics
  19. Time Series Analysis7▲ 19×2 topics
  20. Graph Convolutional Networks7▲ 29×2 topics
  21. Environmental Impacts7▲ 12×4 topics
  22. Short-Term Forecasting7▲ 23×1 topic
  23. Spatio-Temporal Data7▲ 50×1 topic
  24. Physical Activity6▲ 6.3×4 topics
  25. Dynamic Interaction6▲ 47×2 topics
  26. Health Impact Assessment6▲ 34×2 topics
  27. Active Travel6▲ 41×1 topic
  28. Built Environment6▲ 41×1 topic
  29. Collision Avoidance6▲ 15×4 topics
  30. Cooperative Adaptive Cruise Control6▲ 66×1 topic
  31. Microscopic Simulation6▲ 66×1 topic
  32. Autonomous Vehicles6▲ 13×4 topics
  33. Logistics5▲ 14×4 topics
  34. Defect Detection4▲ 16×3 topics
  35. Ridesharing4▲ 38×1 topic
  36. Shared Autonomous Vehicles4▲ 38×1 topic
  37. Active Vibration Control4▲ 41×2 topics
  38. Crack Detection4▲ 27×1 topic
  39. Nonlinear Dynamics4▲ 9.0×3 topics
  40. Pavement4▲ 27×1 topic

Which research topics does United States Department of Transportation publish most on?

By volume in 2022–2025: Transportation Planning and Optimization, Traffic and Road Safety, Traffic Prediction and Management Techniques and Urban Transport and Accessibility.

Transportation Planning …9Transportation Planning and Optimization: 9 fractional worksTraffic and Road Safety8Traffic and Road Safety: 8 fractional worksTraffic Prediction and M…7Traffic Prediction and Management Techniques: 7 fractional worksUrban Transport and Acce…6Urban Transport and Accessibility: 6 fractional worksTraffic control and management: 6 fractional worksTransportation and Mobility Innovations: 4 fractional worksInfrastructure Maintenan…4Infrastructure Maintenance and Monitoring: 4 fractional worksStructural Engineering and Vibration Analysis: 4 fractional worksRisk and Safety Analysis4Risk and Safety Analysis: 4 fractional worksVehicle emissions and performance: 3 fractional works
TransportationSafety, Risk, Reliability and QualityBuilding and ConstructionControl and Systems Engineering3 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Transportation Planning and Optimization Transportation 9 works
  2. 2 Traffic and Road Safety Safety, Risk, Reliability and Quality 8 works
  3. 3 Traffic Prediction and Management Techniques Building and Construction 7 works
  4. 4 Urban Transport and Accessibility Transportation 6 works
  5. 5 Traffic control and management Control and Systems Engineering 6 works
  6. 6 Transportation and Mobility Innovations Automotive Engineering 4 works
  7. 7 Infrastructure Maintenance and Monitoring Civil and Structural Engineering 4 works
  8. 8 Structural Engineering and Vibration Analysis Civil and Structural Engineering 4 works
  9. 9 Risk and Safety Analysis Statistics, Probability and Uncertainty 4 works
  10. 10 Vehicle emissions and performance Automotive Engineering 3 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available23.9%not open76.1%

World: 28% of research is openly available.

with international co-authors15.5%domestic only84.5%

World: 19% is written across borders.

How has United States Department of Transportation's research output changed?

Output in 2018–2022 was 5% higher than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Washington

All research institutions in Washington

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.