National Academies Press: OpenBook

Changeable Message Sign Displays During Non-Incident, Non-Roadwork Periods (2008)

Chapter: Appendix B - Summary of Traffic Management Centers and Number of Changeable Message Signs Operated by State DOTs and Agencies Operating Toll Roads That Responded to the Survey

« Previous: Appendix A - Questionnaire: Changeable Message Sign Messages During Non-Incident/Non-Roadwork Periods
Page 64
Suggested Citation:"Appendix B - Summary of Traffic Management Centers and Number of Changeable Message Signs Operated by State DOTs and Agencies Operating Toll Roads That Responded to the Survey ." National Academies of Sciences, Engineering, and Medicine. 2008. Changeable Message Sign Displays During Non-Incident, Non-Roadwork Periods. Washington, DC: The National Academies Press. doi: 10.17226/23070.
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Page 64
Page 65
Suggested Citation:"Appendix B - Summary of Traffic Management Centers and Number of Changeable Message Signs Operated by State DOTs and Agencies Operating Toll Roads That Responded to the Survey ." National Academies of Sciences, Engineering, and Medicine. 2008. Changeable Message Sign Displays During Non-Incident, Non-Roadwork Periods. Washington, DC: The National Academies Press. doi: 10.17226/23070.
×
Page 65
Page 66
Suggested Citation:"Appendix B - Summary of Traffic Management Centers and Number of Changeable Message Signs Operated by State DOTs and Agencies Operating Toll Roads That Responded to the Survey ." National Academies of Sciences, Engineering, and Medicine. 2008. Changeable Message Sign Displays During Non-Incident, Non-Roadwork Periods. Washington, DC: The National Academies Press. doi: 10.17226/23070.
×
Page 66
Page 67
Suggested Citation:"Appendix B - Summary of Traffic Management Centers and Number of Changeable Message Signs Operated by State DOTs and Agencies Operating Toll Roads That Responded to the Survey ." National Academies of Sciences, Engineering, and Medicine. 2008. Changeable Message Sign Displays During Non-Incident, Non-Roadwork Periods. Washington, DC: The National Academies Press. doi: 10.17226/23070.
×
Page 67

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65 APPENDIX B Summary of Traffic Management Centers and Number of Changeable Message Signs Operated by State DOTs and Agencies Operating Toll Roads That Responded to the Survey Reported No. of CMSs per TMC Reported No. of CMSs in State State DOT and TMC Reported No. of Agency TMCs No. of TMCs Responding Urban Rural Urban Rural Alabama 2 9 5 1 Birmingham (1) 1 9 5 Arizona 1 66 58 2 Phoenix (1) 1 66 58 California 12 512 100 Bishop (1) 1 0 7 Eureka (1) 1 0 35 Fresno (1) 1 84 0 Irvine–Orange County (1) 1 56 0 Los Angeles (1) 1 112 0 Oakland (1) 1 90 0 Redding (1) 1 0 30 Sacramento (1) 1 48 0 San Bernardino (1) 1 54 0 San Diego (1) 1 44 0 San Luis Obispo (1) 1 4 7 3 Stockton (1) 1 20 21 Colorado 3 3 60 140 60 140 4 Golden (1) Colorado Springs (1) Hanging Lake (1) Connecticut 2 70 50 5 Division (2) 2 70 50 6 Delaware 1 1 7 1 7 1 Florida 7 273 18 Broward/Palm Beach Counties (2) 2 100 0 Fort Lauderdale/W Palm Beach (2) 2 31 0 Jacksonville (1) 1 23 0 Miam i (1) 1 44 7 7 Orlando (1) 1 75 11 Georgia 2 95 15 8 Atlanta (1) 1 95 15 9 Idaho 0 0 6 22 6 22 Illinois 2 32 0 10 Chicago District 1 (1) 1 32 0 11 Iowa 1 1 24 2 24 2 12 Kansas 1 1 36 0 36 0 Kentucky 4 15 0 13 Louisville and Southern Indiana (1) 1 15 0 Louisiana 2 20 15 14 Baton Rouge and Shreveport (2) 2 20 15

66 15 Maine 1 1 7 0 7 0 Maryland 4 4 70 3 70 3 Statewide Hanover (1) College Park (1) Baltimore (1) 16 Frederick (1) Minnesota 10 95 25 17 Minneapolis–St. Paul (1) 1 95 25 Missouri 3 21 24 18 St. Louis (1) 1 21 24 19 Montana 0 0 0 7 0 7 Nevada 3 20 11 Reno (1) 1 9 0 Elko (1) 1 0 8 20 Las Vegas (1) 1 11 3 21 New Hampshire 1 1 3 3 3 3 22 New Mexico 1 1 15 3 15 3 New York 7 175 0 23 Long Island (1) 1 175 0 North Carolina 3 107 26 Charlotte (1) 1 31 0 Raleigh (1) 1 25 0 Greensboro (1) 1 41 0 Ashville Field Office 4 0 Fayetteville Field Office 0 7 North Wilkesboro Field Office 0 3 Sylva Field Office 0 8 Wilson Field Office 0 8 24 Wilmington Field Office 6 0 North Dakota 2 2 3 20 3 20 Bismarck (1) 25 Fargo (1) 26 Oklahoma 1 1 18 0 18 0 Oregon 4 4 22 36 22 36 27 Division (4) Pennsylvania 6 28 44 Allentown (1) 1 4 0 Harrisburg (1) 1 1 0 Hollidaysburg (1) 1 4 20 Indiana (1) 1 3 8 Oil City (1) 1 0 8 Pittsburgh (1) 1 16 8 28 District 12-0 (0) 0 0 0 29 Rhode Island 1 1 37 0 37 0 Reported No. of CMSs per TMC Reported No. of CMSs in State State DOT and TMC Reported No. of Agency TMCs No. of TMCs Responding Urban Rural Urban Rural

67 Tennessee 3 38 0 Nashville (1) 1 22 0 32 Knoxville (1) 1 16 0 Texas 14 434 35 Atlanta (1) 1 1 1 Austin (1) 1 14 0 Beaum 1 4 4 Corpus Christi (1) 1 18 4 El Paso (1) 1 44 0 Fort Worth (1) 1 62 4 Pharr (1) 1 8 2 Houston (1) 1 119 12 Laredo (1) 1 12 0 San Antonio (1) 1 150 0 Tyler (1) 1 0 2 Waco (1) 1 0 4 33 Wichita Falls (1) 1 2 2 Utah 1 67 7 34 Salt Lake City (1) 1 67 7 35 Vermont 0 0 0 0 Virginia 5 390 10 Hampton Roads (1) 1 170 0 36 Northern Region (1) 1 220 10 Wa shington 6 82 47 Seattle & Bellingham (2) 2 64 0 Spokane (1) 1 6 0 Tacoma (1) 1 9 6 Wenatchee (1) 1 0 9 37 Yakima (1) 1 3 32 38 West Virginia 0 0 0 0 Wisconsin 1 45 0 39 Milwaukee (1) 1 45 0 40 Wyoming 0 0 0 8 0 8 Subtotal 123 95 2966 765 2966 765 South Carolina 5 5 54 10 54 10 Charleston (1) Columbia (1) Greenville (1) Myrtle Beach (1) 30 Rock Hill (1) 31 South Dakota 1 10 20 Pierre (1) 1 10 20 Reported No. of CMSs per TMC Reported No. of CMSs in State State DOT and TMC Reported No. of Agency TMCs No. of TMCs Responding Urban Rural Urban Rural

68 Reported No. of CMSs per TMC Reported No. of CMSs in Agency Agency Operating Toll Road and TMC Reported No. of Agency TMCs No. of TMCs Respond Urban Rural Urban Rural 1 Harris County Toll Road Authority 1 1 1 1 1 1 2 Illinois State Toll Highway Authority 1 1 19 19 19 19 3 Ohio Turnpike Commission 0 0 0 0 0 0 4 Pennsylvania Turnpike Commission 1 1 5 13 5 13 5 NJ Turnpike Authority (Parkway) 1 1 22 23 22 23 6 NJ Turnpike Authority (Turnpike) 1 1 11 0 11 0 Subtotal 5 5 58 56 58 56 GRAND TOTAL 128 100 3024 821 3024 821

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TRB’s National Cooperative Highway Research Program (NCHRP) Synthesis 383: Changeable Message Sign (CMS) Displays During Non-Incident, Non-Roadwork Periods explores the use of CMSs to convey messages on non-recurrent, environmental, special event traffic, and other special problems.

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