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March 2011 Traffic Volume Trends

Changes on Urban Arterial Roads by Region and State

Table - 4. Changes on Urban Arterial Roads by Region and State**
Region And State March February
Number of Stations Vehicle-Miles (Millions) Percent Change Number of Stations Vehicle-Miles (Millions) Percent Change
2011 (Preliminary) 2010 2011 (Revised) 2010
Northeast
Connecticut 22 1,787 1,808 -1.2 23 1,559 1,580 -1.3
Maine 9 218 229 -4.6 9 185 200 -7.3
Massachusetts 53 3,432 3,457 -0.7 47 2,979 3,055 -2.5
New Hampshire 25 488 494 -1.2 24 403 418 -3.6
New Jersey 82 4,548 4,640 -2.0 73 3,657 3,536 3.4
New York 91 6,607 6,751 -2.1 90 5,514 5,392 2.3
Pennsylvania 15 4,245 4,279 -0.8 18 3,482 3,265 6.6
Rhode Island 42 491 492 -0.3 40 416 421 -1.0
Vermont 16 100 103 -3.2 16 87 90 -3.3
Subtotal   21,916 22,253 -1.5   18,282 17,957 1.8
South Atlantic
Delaware 17 357 373 -4.3 17 301 287 5.1
District of Columbia 2 267 251 6.6 - 228 227 0.7
Florida 131 9,097 9,124 -0.3 129 8,074 8,014 0.8
Georgia 104 4,213 4,245 -0.8 100 3,913 3,860 1.4
Maryland 38 3,020 3,045 -0.8 37 2,623 2,213 18.5
North Carolina 23 4,072 4,090 -0.4 21 3,513 3,363 4.5
South Carolina 35 1,765 1,770 -0.3 37 1,561 1,527 2.2
Virginia 148 3,434 3,503 -2.0 295 3,060 2,792 9.6
West Virginia - 601 607 -1.0 - 390 387 0.7
Subtotal   26,826 27,008 -0.7   23,663 22,670 4.4
North Central
Illinois - 5,011 5,060 -1.0 - 4,691 4,661 0.6
Indiana 35 2,389 2,443 -2.2 31 2,204 2,122 3.9
Iowa 36 773 791 -2.3 36 669 679 -1.5
Kansas 18 969 983 -1.5 18 936 972 -3.7
Michigan 55 4,682 4,728 -1.0 56 3,918 4,049 -3.2
Minnesota 27 2,225 2,248 -1.0 27 1,874 1,846 1.5
Missouri 57 2,330 2,355 -1.1 59 1,961 2,077 -5.6
Nebraska 13 582 580 0.4 13 515 510 1.0
North Dakota 9 131 132 -1.4 9 118 116 1.3
Ohio 86 4,474 4,530 -1.2 91 3,987 3,828 4.1
South Dakota 10 224 226 -1.0 10 201 198 1.7
Wisconsin 64 2,271 2,399 -5.3 64 1,899 1,938 -2.0
Subtotal   26,061 26,475 -1.6   22,973 22,996 -0.1
South Gulf
Alabama - 1,523 1,537 -1.0 - 1,390 1,382 0.6
Arkansas 11 936 929 0.8 8 892 867 2.8
Kentucky 6 1,300 1,298 0.1 4 1,131 1,091 3.6
Louisiana 9 1,774 1,793 -1.1 9 1,503 1,587 -5.3
Mississippi 21 1,026 1,019 0.7 24 850 846 0.5
Oklahoma - 1,612 1,629 -1.1 - 1,421 1,411 0.7
Tennessee 8 2,768 2,775 -0.3 8 2,590 2,579 0.4
Texas 88 12,315 12,167 1.2 88 10,495 10,674 -1.7
Subtotal   23,254 23,147 0.5   20,272 20,437 -0.8
West
Alaska 44 162 164 -1.3 43 133 137 -3.0
Arizona 12 3,046 3,070 -0.8 11 2,750 2,782 -1.1
California 34 18,849 19,491 -3.3 11 15,777 16,175 -2.5
Colorado 20 2,544 2,497 1.9 19 2,003 2,010 -0.4
Hawaii 26 383 380 0.8 27 310 300 3.5
Idaho - 391 395 -1.0 - 358 356 0.6
Montana 5 126 129 -2.7 5 112 115 -2.2
Nevada 31 969 973 -0.4 31 831 838 -0.8
New Mexico - 707 714 -1.0 - 658 654 0.6
Oregon 27 1,200 1,232 -2.6 23 1,059 1,091 -3.0
Utah 41 1,118 1,125 -0.6 40 930 937 -0.8
Washington 26 2,559 2,568 -0.4 20 2,287 2,328 -1.7
Wyoming - 125 126 -1.0 - 110 110 0.6
Subtotal   32,179 32,864 -2.1   27,318 27,833 -1.9
Totals 1,672 130,236 131,747 -1.1 1,761 112,508 111,893 0.5

Note: Where Number of STATIONS are shown as dashes, the values for the Vehicle-Miles and Percent Change are derived from the estimated VMT based on data from surrounding States or the nationwide average VMT.


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United States Department of Transportation - Federal Highway Administration