AASHTO – American Association of State Highway and Transportation Officials
ADA – Americans with Disabilities Act
BDE – (IDOT) Bureau of Design and Environment
BLRS – (IDOT District 1) Bureau of Local Roads and Streets
BMP – Best Management Practices
CAG – Community Advisory Group
CE – Categorical Exclusion
CEQ – Council on Environmental Quality
CERCLIS – Comprehensive Environmental Response, Compensation, and Liability Information System
CFR – Code of Federal Regulations
CMAP – Chicago Metropolitan Agency for Planning
CO – Carbon Monoxide or (IDOT) Central Office
CSS – Context Sensitive Solutions
DEIS – Draft Environmental Impact Statement
DOI – (United States) Department of Interior
EPA – (United States) Environmental Protection Agency
ESA – (Federal) Endangered Species Act
FEMA – Federal Emergency Management Agency
FHWA – Federal Highway Administration
FIRM – Flood Insurance Rate Map
FOIA – Freedom of Information Act
FRA – Federal Railroad Administration
FTA – Federal Transit Administration
FWS – (United States) Fish and Wildlife Service
ICC – Illinois Commerce Commission
IDNR – Illinois Department of Natural Resources
IDOA – Illinois Department of Agriculture
IDOT – Illinois Department of Transportation
IDS – Intersection Design Study
IEPA – Illinois Environmental Protection Agency
IHPA – Illinois Historic Preservation Agency
INHS – Illinois Natural History Survey
INPC – Illinois Nature Preserves Commission
ISGS – Illinois State Geological Survey
ISWS – Illinois State Water Survey
LAWCON – Land and Water Conservation Fund (Act)
LOS – Level of Service
LUST – Leaking Underground Storage Tank
MPO – Metropolitan Planning Organization
NAAQS – National Ambient Air Quality Standards
NEPA – National Environmental Policy Act
NFIP – National Flood Insurance Program
NHPA – National Historic Preservation Act
NHS – National Highway System
NPDES – National Pollutant Discharge Elimination System
NPS – National Park Service
NRCS – Natural Resources Conservation Service
NRHP – National Register of Historic Places
OWR – Office of Water Resources (IDNR)
PESA – Preliminary Environmental Site Assessment
PSG – Project Study Group
PSI – Preliminary Site Investigation
RCRA – Resource Conservation and Recovery Act
ROD – Record of Decision
ROW – Right-of-Way
SAFETEA-LU – Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users
SHPO – State Historic Preservation Officer
SIP – Stakeholder Involvement Plan
SRA – (IDOT) Strategic Regional Arterial
STP – Surface Transportation Program
SWA – Special Waste Assessment
TAG – Technical Advisory Group
TCM – Transportation Control Measure
TIP – Transportation Improvement Program
TSM – Transportation System Management
URAA – Uniform Relocation Assistance Act
USACOE – United States Army Corps of Engineers
USC – United States Code
USDA – United States Department of Agriculture
USDOT – United States Department of Transportation
USEPA – United States Environmental Protection Agency
USFWS – United States Fish and Wildlife Service
USGS – United States Geological Survey
UST – Underground Storage Tank
WCDOT – Will County Division of Transportation