Useful Websites

Bureau of Transportation Statistics (BTS)

Pocket Guide to Transportation - Annual guide to transportation with key trends and statistics. 

Transportation Research Guides by transportation librarians. 

Transportation Research Bureau (TRB):

TRID (TRIS and ITRD) - Search international and national transportation research. 

Practice Ready Papers

Research in Progress

Research Need Statements

AASHTO

American Concrete Institute (ACI)

American Institute of Steel Construction (AISC)

American Public Transportation Association (APTA)

American Road and Transportation Builders Association (ARTBA)

American Society of Civil Engineers (ASCE)

American Traffic Safety Services Association (ATSSA)

Asphalt Institute (AI)

Colorado Asphalt Pavement Association (CAPA)

Colorado Association of Transit Agencies (CASTA)

Colorado Contractors Association (CCA)

Colorado Motor Carriers Association (CMCA)

Colorado Rail Passenger Association (ColoRail)

Institute of Transportation Engineers (ITE)

Mountain-Plains Consortium (MPC)

Regional Transportation District

Transit Alliance

Transportation Research Board (TRB)

Code of Colorado Regulations

Colorado Division of Motor Vehicles

Colorado Geological Survey

Colorado Local Technical Assistance Program (LTAP)

Colorado Railroad Museum

Colorado Register

Colorado Revised Statutes

Colorado Scenic Byways

Forney Museum of Transportation

Regional Transportation District (RTD)

Western History Digitized Photography Collection

AASHTO Center for Environmental Excellence

CDOT NEPA Links

CDOT NEPA Projects

A Citizen's Guide to the NEPA: Having Your Voice Heard
available in English and Spanish

FHWA Environmental Guidebook

FHWA Planning and Environmental Linkages

FHWA Sustainable Highways Initiative

National Environmental Policy Act (NEPA) Review Process

Roadside Revegetation: An Integrated Approach to Establishing Native Plants

Practitioner's Resource Library 

Bureau of Transportation Statistics (BTS)

Environmental Protection Agency (EPA)

Federal Aviation Administration (FAA)

Federal Highway Administration (FHWA)

Federal Railroad Administration (FRA)

Federal Transit Administration (FTA)

Government Accountability Office (GAO)

National Highway Traffic Safety Administration (NHTSA)

National Transportation Safety Board

U.S. Bureau of Reclamation

U.S. Census Bureau

U.S. Department of Transportation (USDOT)

U.S. Geological Survey (USGS)

Code of Federal Regulations (CFR)

Federal-aid Highway Program Policy and Guidance Center

Federal Motor Carrier Safety Regulations

Federal Register (FR)

Manual on Uniform Traffic Control Devices (MUTCD)

MAP-21

US Code (USC)

Bureau of Transportation Statistics

FedStats: One Stop Shopping for Federal Statistics

Highway Statistics Series (FHWA)

Pocket Guide to Transportation

StreamStats

TranStats

StreamStats

Water Measurement Manual

Colorado Parks & Wildlife Research Center Library

Colorado State Publications Library

Colorado State Publication Library Digital Repository

Denver Public Library (DPL)

Library of Congress

National Transportation Library

Prospector: The Colorado Unified Catalog

TRID - Search national and international transportation research. 

AASHTO Transportation TV

Colorado DOT

Links to Other State DOT and Agency Research Reports

Links to National Research Reports

National Technical Information Services

Open Transportation Data at Data.gov

Ports-to-Plains Trade Corridor

Recycled Materials Resource Center

Crash Modification Factors Clearinghouse

Work Zone Safety Clearinghouse

America's Byways

National Highway Specifications

Colorado

AASHTO Transportation TV

American Concrete Institute Free Presentations

Federal-aid Essentials for Local Public Agencies

FHWA Videos