Subject
Federal aid to transportation
13
Rules and practice
11
Appropriations and expenditures
8
Transportation Finance
8
Roads Finance
7
Transportation and state
5
Courthouses
4
High speed trains Finance
4
High speed trains Planning
4
Infrastructure (Economics) Finance
4
Job creation Finance
4
Railroads Passenger traffic Finance
4
Railroads Passenger traffic Planning
4
Transportation Capital investments
4
Administrative procedure
3
Administrative regulation drafting
3
Economic development projects Finance
3
Oil spills Environmental aspects
3
Railroads Passenger traffic Government policy
3
Aeronautics, Commercial Law and legislation
2
Airports Security measures
2
Auditing
2
BP Deepwater Horizon Explosion and Oil Spill, 2010 Economic aspects
2
BP Deepwater Horizon Explosion and Oil Spill, 2010 Environmental aspects
2
Competition Government policy
2
Delegated legislation
2
Dredging spoil Law and legislation
2
Environmental permits
2
Evaluation
2
Federal aid to water resources development
2
Fills (Earthwork) Law and legislation
2
Flood control Law and legislation
2
Harbors Maintenance and repair Law and legislation
2
High speed trains Government policy
2
Job creation Law and legislation
2
Liability for oil pollution damages
2
Management
2
Maritime law
2
Oil spills Cleanup
2
Oil spills Prevention
2
Public buildings
2
Public-private sector cooperation
2
Railroads Passenger traffic Costs
2
Railroads and state
2
Shipping Security measures
2
Transport workers Identification Government policy
2
Transportation corridors Finance
2
Transportation corridors Planning
2
Water Pollution Law and legislation
2
Water resources development Law and legislation
2
more ...