
AIAI | Association for the Improvement of American Infrastructure |
APDM | Alternative project delivery methods |
APD | Alternative project delivery |
ATC | Alternative technical concepts |
CBA | Choosing-by-advantages |
CM/GC | Construction manager/general contractor |
CMAR | Construction manager at risk |
DB | Design-build |
DBA | Design-build agreement |
DBB | Design-bid-build |
DBFOM | Design-build-finance-operate-maintain |
DOT | Department of transportation |
DRB | Disputes Review Board |
DSC | Differing site conditions |
GBR | Geotechnical baseline report |
GDR | Geotechnical data report |
GEC | General engineering consultant |
GMP | Guaranteed maximum price |
ICE | Independent cost estimator |
KPI | Key performance indicator |
MOU | Memorandum of understanding |
NEPA | National Environmental Policy Act |
NTP | Notice to proceed |
OPCC | Opinion of probable construction cost |
P3 | Public-private partnership |
PA | Project agreement |
PDB | Progressive design-build |
PDM | Project delivery method |
QBS | Qualifications-based selection |
QMP | Quality management plan |
RID | Reference information document |
RFP | Request for proposals |
RFQ | Request for qualifications |
ROW | Right of way |
SCC | Standard cost category |
SFO | San Francisco International Airport |
SME | Subject matter experts |
SOQs | Statement of qualifications |
SUE | Subsurface utility engineering |
TVD | Target value design |
USACE | U.S. Army Corps of Engineers |
Abbreviations and acronyms used without definitions in TRB publications: | |
A4A | Airlines for America |
AAAE | American Association of Airport Executives |
AASHO | American Association of State Highway Officials |
AASHTO | American Association of State Highway and Transportation Officials |
ACI–NA | Airports Council International–North America |
ACRP | Airport Cooperative Research Program |
ADA | Americans with Disabilities Act |
APTA | American Public Transportation Association |
ASCE | American Society of Civil Engineers |
ASME | American Society of Mechanical Engineers |
ASTM | American Society for Testing and Materials |
ATA | American Trucking Associations |
CTAA | Community Transportation Association of America |
CTBSSP | Commercial Truck and Bus Safety Synthesis Program |
DHS | Department of Homeland Security |
DOE | Department of Energy |
EPA | Environmental Protection Agency |
FAA | Federal Aviation Administration |
FAST | Fixing Americaʼs Surface Transportation Act (2015) |
FHWA | Federal Highway Administration |
FMCSA | Federal Motor Carrier Safety Administration |
FRA | Federal Railroad Administration |
FTA | Federal Transit Administration |
GHSA | Governors Highway Safety Association |
HMCRP | Hazardous Materials Cooperative Research Program |
IEEE | Institute of Electrical and Electronics Engineers |
ISTEA | Intermodal Surface Transportation Efficiency Act of 1991 |
ITE | Institute of Transportation Engineers |
MAP-21 | Moving Ahead for Progress in the 21st Century Act (2012) |
NASA | National Aeronautics and Space Administration |
NASAO | National Association of State Aviation Officials |
NCFRP | National Cooperative Freight Research Program |
NCHRP | National Cooperative Highway Research Program |
NHTSA | National Highway Traffic Safety Administration |
NTSB | National Transportation Safety Board |
PHMSA | Pipeline and Hazardous Materials Safety Administration |
RITA | Research and Innovative Technology Administration |
SAE | Society of Automotive Engineers |
SAFETEA-LU | Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users (2005) |
TCRP | Transit Cooperative Research Program |
TEA-21 | Transportation Equity Act for the 21st Century (1998) |
TRB | Transportation Research Board |
TSA | Transportation Security Administration |
U.S. DOT | United States Department of Transportation |

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