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Highway Statistics 2016


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NATIONAL HIGHWAY SYSTEM LENGTH - 2016
  DAILY TRAVEL BY MEASURED PAVEMENT ROUGHNESS - RURAL

September 18, 2017
Table HM-47A
Sheet 1 of 4

(THOUSANDS)

STATE INTERNATIONAL ROUGHNESS INDEX (IRI) (1)
INTERSTATE SYSTEM OTHER
NOT REPORTED (2) < 60 60-94 95-119 120-144 145-170 171-194 195-220 > 220 TOTAL REPORTED NOT REPORTED (2) < 60 60-94 95-119 120-144 145-170 171-194 195-220 > 220 TOTAL REPORTED
Alabama 271 11,313 3,824 871 630 224 99 18 51 17,032 37 7,561 5,452 974 397 199 110 69 63 14,825
Alaska 3 632 1,106 321 181 104 46 28 25 2,444 66 220 408 98 61 49 33 27 52 947
Arizona 7 9,951 5,299 1,504 601 281 116 61 78 17,890 239 3,190 3,397 1,153 590 280 109 60 61 8,841
Arkansas 4 3,945 4,339 1,309 610 354 164 95 97 10,912 9 844 4,222 2,342 1,424 894 475 293 322 10,817
California 91 13,908 13,622 5,883 3,600 2,038 1,020 645 1,039 41,755 421 9,573 16,702 6,448 3,305 1,805 879 556 665 39,932
Colorado - 3,117 5,362 2,292 916 497 324 193 94 12,795 - 1,729 5,062 2,738 1,383 630 234 134 115 12,026
Connecticut - 841 294 86 23 18 9 5 7 1,283 - 452 826 358 184 82 23 21 15 1,961
Delaware - - - - - - - - - - 2 809 2,175 698 269 47 39 5 5 4,047
Dist. of Columbia - - - - - - - - - - - - - - - - - - - -
Florida 584 16,234 9,746 894 393 117 33 20 2 27,438 590 10,400 13,171 2,208 660 255 61 36 32 26,823
Georgia 698 10,426 7,098 1,545 624 373 137 87 79 20,368 1,704 5,093 8,677 2,280 988 375 157 50 91 17,710
Hawaii - - - - - - - - - - - 1 257 209 138 146 53 58 43 905
Idaho 0 3,233 2,804 639 242 113 34 20 30 7,116 56 1,752 3,083 858 332 144 69 48 61 6,347
Illinois - 13,833 9,258 1,111 201 11 - 44 - 24,457 - 1,584 4,592 1,894 1,080 702 192 51 34 10,129
Indiana 2,686 11,553 3,755 1,145 703 485 250 197 248 18,335 135 5,721 3,909 1,325 681 329 163 97 122 12,347
Iowa 384 5,281 5,218 1,620 802 201 93 46 76 13,336 576 3,415 5,358 3,310 1,973 1,028 487 358 371 16,300
Kansas 8 6,716 2,670 482 97 27 5 3 4 10,004 97 6,907 4,117 748 237 89 45 27 33 12,203
Kentucky 6 17,362 3,543 563 259 130 84 14 5 21,960 258 7,272 5,291 1,000 431 212 82 36 39 14,362
Louisiana 82 6,195 4,307 2,537 1,763 836 302 111 72 16,122 140 1,057 3,454 1,529 1,170 740 421 203 299 8,873
Maine - 4,401 779 434 - 0 3 1 - 5,618 - 479 2,414 941 704 236 177 27 57 5,036
Maryland - 2,698 2,521 310 153 43 48 30 12 5,815 3 3,769 2,094 398 203 171 63 56 53 6,807
Massachusetts 1 1,268 1,137 186 31 37 4 11 137 2,811 3 381 424 245 140 81 72 34 86 1,464
Michigan 56 4,295 6,218 1,951 975 500 204 102 91 14,337 69 7,570 6,960 1,936 798 415 221 96 168 18,164
Minnesota 1,020 4,044 3,920 781 400 247 171 50 33 9,646 1,875 6,481 5,823 2,408 1,313 699 317 205 174 17,419
Mississippi - 7,352 2,579 879 634 369 167 118 104 12,203 - 3,982 5,962 1,935 1,103 681 335 190 132 14,320
Missouri - 11,938 5,672 928 374 161 79 23 22 19,197 3 8,886 9,314 2,344 828 350 151 64 36 21,973
Montana - 2,907 3,342 474 157 76 32 7 15 7,010 - 2,221 3,299 818 308 153 59 43 59 6,959
Nebraska 103 4,782 2,418 488 181 55 34 11 7 7,975 2,847 2,173 2,191 871 453 242 133 81 94 6,237
Nevada - 5,603 340 74 47 48 15 5 1 6,134 23 2,936 1,050 149 42 30 25 25 36 4,292
New Hampshire - 2,596 340 36 8 - - - - 2,980 - 1,897 1,202 324 141 78 54 26 50 3,773
New Jersey - 1,245 1,730 182 124 48 10 15 5 3,359 - 571 1,219 533 377 253 141 83 107 3,283
New Mexico 65 8,664 2,604 557 208 90 46 30 38 12,238 20 3,277 3,117 864 461 263 113 78 87 8,260
New York 316 4,693 7,371 2,098 811 368 202 101 133 15,778 1,485 1,462 5,454 1,970 1,019 510 255 149 135 10,954
North Carolina 359 8,713 5,220 1,029 586 320 126 40 30 16,065 778 7,305 11,612 3,214 1,299 532 235 103 186 24,487
North Dakota - 2,222 1,744 292 76 12 6 1 1 4,354 4 3,203 1,995 491 219 65 27 18 24 6,043
Ohio 14 12,125 8,018 2,023 967 400 198 96 100 23,926 20 5,886 7,244 2,131 933 394 191 106 115 16,999
Oklahoma 215 6,478 5,371 1,288 570 389 185 127 87 14,493 400 2,389 6,043 2,264 1,247 770 436 274 329 13,753
Oregon - 4,551 4,632 1,088 306 77 29 17 13 10,712 5 3,093 5,442 1,696 682 295 132 65 41 11,445
Pennsylvania - 10,313 13,000 2,890 936 673 284 100 154 28,351 3 4,454 6,999 2,227 1,204 802 386 220 409 16,701
Rhode Island - 725 87 18 14 5 - - - 849 - 70 100 124 146 124 64 53 117 798
South Carolina - 8,238 9,683 2,313 1,218 545 222 76 52 22,347 - 1,436 5,396 2,666 1,453 788 354 226 258 12,577
South Dakota 128 1,745 2,833 510 179 58 30 19 5 5,378 418 767 1,989 1,100 530 274 126 74 65 4,925
Tennessee - 18,772 2,449 539 295 124 47 16 6 22,247 149 5,871 4,655 1,079 468 244 113 69 78 12,578
Texas - 23,479 18,034 4,917 1,845 801 283 111 97 49,567 112 18,933 22,098 8,431 3,834 1,772 639 357 242 56,306
Utah 11 5,438 2,906 412 97 41 10 6 5 8,916 8 1,044 3,250 1,140 514 275 114 65 41 6,443
Vermont 22 2,389 823 90 33 16 1 0 - 3,351 3 425 866 289 143 89 48 34 47 1,941
Virginia 6 9,770 12,381 2,091 814 251 67 15 21 25,410 266 3,215 10,350 3,119 1,178 428 166 68 39 18,563
Washington - 5,662 3,728 1,436 860 514 362 238 261 13,062 0 2,581 5,426 1,996 677 318 144 92 109 11,342
West Virginia 196 2,530 2,838 425 209 116 44 14 17 6,192 21 1,133 2,849 1,135 553 264 132 84 87 6,237
Wisconsin 300 6,402 4,696 2,161 1,238 896 377 202 156 16,127 179 4,311 6,494 4,675 2,815 1,544 689 379 608 21,515
Wyoming - 4,113 1,765 444 238 105 39 26 23 6,754 47 1,432 1,800 548 239 99 44 17 19 4,198
U.S. Total 7,639 334,691 223,422 56,147 26,226 13,195 6,042 3,192 3,535 666,450 13,067 181,211 245,286 84,231 41,327 21,243 9,789 5,587 6,513 595,188
Puerto Rico (3) - - 52 362 107 368 149 93 205 1,337 - - 29 26 118 3 - - - 177
Grand Total 7,639 334,691 223,474 56,509 26,334 13,564 6,191 3,284 3,740 667,786 13,067 181,211 245,315 84,257 41,446 21,247 9,789 5,587 6,513 595,364

NATIONAL HIGHWAY SYSTEM LENGTH - 2016
  DAILY TRAVEL BY MEASURED PAVEMENT ROUGHNESS - RURAL

September 18, 2017
Table HM-47A
Sheet 2 of 4

(THOUSANDS)

STATE INTERNATIONAL ROUGHNESS INDEX (IRI) (1)
TOTAL RURAL NHS
NOT REPORTED (2) < 60 60-94 95-119 120-144 145-170 171-194 195-220 > 220 TOTAL REPORTED
Alabama 308 18,875 9,276 1,845 1,027 424 209 87 114 31,856
Alaska 70 852 1,514 419 242 153 79 55 77 3,391
Arizona 246 13,141 8,696 2,657 1,191 561 225 121 139 26,731
Arkansas 13 4,789 8,561 3,651 2,034 1,248 639 388 419 21,729
California 513 23,480 30,324 12,330 6,906 3,843 1,898 1,201 1,704 81,686
Colorado - 4,846 10,424 5,030 2,299 1,127 558 327 210 24,821
Connecticut - 1,293 1,120 444 207 100 32 26 22 3,244
Delaware 2 809 2,175 698 269 47 39 5 5 4,047
Dist. of Columbia - - - - - - - - - -
Florida 1,173 26,634 22,916 3,102 1,053 371 94 56 35 54,260
Georgia 2,402 15,519 15,775 3,825 1,611 748 293 137 170 38,079
Hawaii - 1 257 209 138 146 53 58 43 905
Idaho 56 4,985 5,887 1,498 574 257 103 68 91 13,463
Illinois - 15,417 13,850 3,006 1,281 713 192 94 34 34,587
Indiana 2,821 17,274 7,664 2,470 1,383 815 414 294 370 30,682
Iowa 959 8,696 10,575 4,930 2,775 1,229 580 404 447 29,636
Kansas 106 13,623 6,787 1,230 334 116 50 29 37 22,207
Kentucky 263 24,634 8,834 1,562 690 342 166 50 45 36,322
Louisiana 223 7,252 7,762 4,066 2,934 1,575 722 313 371 24,995
Maine - 4,880 3,193 1,375 704 236 180 28 57 10,654
Maryland 3 6,468 4,614 708 356 214 111 86 65 12,622
Massachusetts 4 1,649 1,561 431 171 119 76 44 223 4,275
Michigan 124 11,865 13,179 3,887 1,773 916 425 197 259 32,501
Minnesota 2,895 10,525 9,743 3,189 1,713 946 488 255 207 27,065
Mississippi - 11,335 8,541 2,815 1,737 1,050 502 308 236 26,523
Missouri 3 20,824 14,986 3,272 1,202 511 230 87 58 41,170
Montana - 5,128 6,641 1,292 464 229 91 50 74 13,969
Nebraska 2,949 6,955 4,609 1,358 635 296 166 92 101 14,212
Nevada 23 8,539 1,390 223 89 78 41 30 38 10,426
New Hampshire - 4,493 1,542 360 149 78 54 26 50 6,754
New Jersey - 1,815 2,948 715 501 301 151 98 112 6,642
New Mexico 85 11,941 5,721 1,420 670 354 159 108 125 20,498
New York 1,801 6,155 12,825 4,068 1,830 879 457 250 267 26,732
North Carolina 1,137 16,018 16,832 4,243 1,886 852 361 144 216 40,552
North Dakota 4 5,424 3,739 782 295 77 34 19 26 10,397
Ohio 34 18,010 15,262 4,153 1,900 794 389 202 214 40,925
Oklahoma 615 8,867 11,414 3,553 1,816 1,159 621 401 416 28,247
Oregon 5 7,644 10,074 2,783 988 372 161 81 54 22,157
Pennsylvania 3 14,767 19,999 5,118 2,140 1,476 670 320 563 45,051
Rhode Island - 795 187 142 161 129 64 53 117 1,647
South Carolina - 9,673 15,079 4,979 2,671 1,333 576 303 310 34,925
South Dakota 546 2,512 4,822 1,610 709 332 155 93 70 10,303
Tennessee 149 24,643 7,104 1,618 763 368 160 85 84 34,825
Texas 112 42,412 40,132 13,348 5,680 2,573 922 468 339 105,873
Utah 19 6,482 6,156 1,552 611 316 125 71 46 15,360
Vermont 25 2,813 1,689 379 176 105 49 34 47 5,292
Virginia 272 12,985 22,731 5,210 1,992 678 233 83 60 43,973
Washington 0 8,243 9,153 3,432 1,536 832 506 331 370 24,404
West Virginia 217 3,663 5,687 1,560 762 380 176 98 104 12,430
Wisconsin 479 10,712 11,190 6,836 4,053 2,440 1,066 581 764 37,642
Wyoming 47 5,545 3,565 992 478 203 83 43 42 10,951
U.S. Total 20,705 515,901 468,708 140,378 67,554 34,439 15,830 8,779 10,047 1,261,637
Puerto Rico (3) - - 82 388 225 371 149 93 205 1,513
Grand Total 20,705 515,901 468,790 140,766 67,779 34,810 15,980 8,872 10,253 1,263,151

NATIONAL HIGHWAY SYSTEM LENGTH - 2016
  DAILY TRAVEL BY MEASURED PAVEMENT ROUGHNESS - URBAN

September 18, 2017
Table HM-47A
Sheet 3 of 4

(THOUSANDS)

STATE INTERNATIONAL ROUGHNESS INDEX (IRI) (1)
INTERSTATE SYSTEM OTHER
NOT REPORTED (2) < 60 60-94 95-119 120-144 145-170 171-194 195-220 > 220 TOTAL REPORTED NOT REPORTED (2) < 60 60-94 95-119 120-144 145-170 171-194 195-220 > 220 TOTAL REPORTED
Alabama 295 13,564 4,210 2,012 1,817 1,142 873 438 206 24,263 174 9,165 9,824 3,122 1,698 1,195 665 465 679 26,813
Alaska 28 686 929 255 91 64 9 18 19 2,071 21 191 848 526 383 277 186 124 232 2,768
Arizona 37 11,168 6,809 1,831 604 124 79 16 20 20,651 6,917 8,849 11,540 3,521 2,538 1,704 971 633 1,126 30,882
Arkansas 2 3,226 4,682 2,634 1,514 1,022 606 517 551 14,753 116 278 2,462 2,279 1,665 1,398 950 803 1,731 11,566
California 438 31,572 63,806 35,069 25,913 18,166 10,298 7,863 9,240 201,927 2,807 24,922 65,423 50,709 42,658 34,805 25,918 21,225 54,539 320,199
Colorado - 3,942 10,210 5,174 3,683 1,320 558 501 226 25,614 6 1,903 10,572 7,688 6,236 4,501 2,965 2,089 3,896 39,850
Connecticut - 11,958 9,061 2,902 1,539 723 411 217 199 27,010 2 4,117 7,142 3,543 2,517 1,704 1,002 693 1,087 21,806
Delaware - 250 2,042 801 211 171 207 113 116 3,912 28 1,167 3,517 1,295 663 408 225 180 280 7,736
Dist. of Columbia 68 - 18 144 159 310 100 104 392 1,227 63 - 147 168 295 341 309 413 2,096 3,770
Florida 1,680 32,614 34,626 6,649 3,138 1,693 689 210 119 79,739 3,978 39,424 70,601 22,640 11,277 6,443 2,947 1,682 2,364 157,379
Georgia 3,518 32,342 19,750 4,899 2,442 1,902 826 399 453 63,014 14,163 12,135 18,065 5,737 3,176 1,975 988 711 1,130 43,916
Hawaii - 43 1,266 987 1,106 861 675 344 342 5,625 7 358 1,144 1,130 1,122 1,013 741 469 1,327 7,305
Idaho - 1,438 1,811 668 244 176 59 13 15 4,423 172 971 1,739 894 596 409 298 206 413 5,525
Illinois - 8,799 33,857 13,568 5,740 5,068 430 131 311 67,904 - 2,781 11,520 12,817 10,331 7,595 4,991 4,041 6,218 60,295
Indiana 4,576 7,716 8,088 4,615 2,541 1,583 860 611 636 26,650 1,583 4,797 5,994 3,202 2,264 1,609 1,083 798 1,344 21,091
Iowa 288 2,932 3,062 948 560 327 204 140 109 8,283 940 870 2,036 2,041 1,580 1,182 702 666 1,370 10,448
Kansas 661 4,463 3,189 1,583 872 364 120 40 68 10,699 453 2,966 3,000 989 588 396 215 153 248 8,556
Kentucky 1 11,097 4,118 1,243 762 373 306 188 86 18,172 1,255 3,944 4,631 2,203 1,454 922 493 309 406 14,362
Louisiana 165 6,430 6,073 3,252 3,142 3,489 1,889 1,195 976 26,445 1,136 1,777 4,925 3,377 3,111 2,817 2,190 1,743 3,457 23,397
Maine - 1,727 1,361 104 45 54 61 1 - 3,354 - 91 704 651 296 289 165 210 272 2,679
Maryland 2 18,438 14,239 3,161 2,314 1,703 889 736 748 42,228 172 10,642 15,705 5,892 3,966 3,351 1,997 1,555 3,651 46,759
Massachusetts 99 27,980 11,707 1,983 1,149 859 507 418 1,124 45,727 786 7,448 9,064 5,829 5,407 5,463 4,008 3,443 9,333 49,994
Michigan 227 11,203 18,810 6,934 4,233 2,976 1,583 1,273 956 47,968 599 5,714 17,860 11,596 8,336 6,266 4,223 3,581 7,497 65,074
Minnesota 22,254 919 990 203 162 124 82 25 68 2,571 17,311 2,075 2,161 908 555 424 203 115 224 6,665
Mississippi - 5,644 2,613 1,093 718 608 296 232 279 11,483 - 2,530 4,639 2,433 1,667 1,273 791 568 1,616 15,518
Missouri - 19,990 11,720 3,196 1,763 1,159 554 331 269 38,983 217 6,248 11,268 4,505 2,981 2,111 1,177 769 1,196 30,256
Montana - 593 908 102 47 33 13 8 3 1,707 - 337 768 571 401 281 163 135 280 2,936
Nebraska 165 1,353 1,552 608 254 188 85 39 28 4,106 2,817 420 1,294 720 692 697 539 480 1,283 6,125
Nevada - 4,094 3,625 1,785 1,066 592 250 177 179 11,767 8 4,780 3,437 2,206 1,397 842 419 204 262 13,547
New Hampshire - 4,160 887 154 54 60 21 7 7 5,350 0 3,486 1,978 713 413 314 202 167 409 7,681
New Jersey 158 11,558 15,332 4,871 3,060 1,696 1,355 1,182 2,016 41,070 38 14,244 24,856 10,598 8,028 6,216 4,536 3,783 9,746 82,008
New Mexico 172 4,384 1,766 474 234 136 50 21 14 7,079 104 1,490 2,332 1,441 1,343 1,071 736 505 1,122 10,039
New York 2,187 7,806 22,441 8,586 4,644 3,290 2,208 1,714 3,798 54,488 7,393 2,289 18,629 15,521 12,868 10,990 8,226 6,756 16,612 91,892
North Carolina 2,595 19,119 18,323 6,761 3,126 1,441 504 396 301 49,972 2,319 7,338 19,349 10,260 5,815 3,231 1,707 1,001 2,792 51,494
North Dakota - 411 708 208 69 11 7 2 3 1,419 16 217 602 389 398 267 162 106 332 2,473
Ohio 26 25,107 25,133 7,180 4,386 3,131 1,465 815 710 67,927 1,970 8,343 15,823 7,776 6,167 4,437 2,962 2,399 5,678 53,584
Oklahoma 39 3,722 5,911 2,216 1,133 913 645 454 542 15,537 583 2,057 5,259 3,091 2,332 1,985 1,503 1,238 2,019 19,483
Oregon - 4,643 6,934 1,701 857 665 354 188 103 15,445 27 3,187 6,034 3,230 2,203 1,580 1,068 699 1,189 19,191
Pennsylvania 634 12,036 16,246 5,243 3,764 2,082 1,234 775 729 42,109 246 5,408 17,377 11,635 8,980 6,782 4,507 3,074 5,738 63,502
Rhode Island - 1,673 2,227 617 276 198 65 59 63 5,179 174 600 1,507 1,007 1,000 910 706 667 1,847 8,243
South Carolina - 6,079 7,740 2,859 2,035 1,433 365 206 248 20,965 - 1,463 7,534 5,700 4,041 2,788 1,449 766 1,011 24,752
South Dakota 296 264 999 213 136 78 13 12 - 1,715 87 46 323 188 158 136 96 59 81 1,088
Tennessee 18 25,121 8,966 2,746 1,454 928 466 195 400 40,275 990 10,807 13,676 5,436 3,591 2,479 1,293 1,170 2,331 40,784
Texas 62 26,955 43,723 26,974 19,065 12,014 5,584 2,617 1,890 138,822 4,143 18,802 53,876 35,892 27,915 21,091 12,116 8,146 16,851 194,690
Utah 3 4,920 8,957 4,113 2,181 1,179 339 83 32 21,805 100 2,434 6,000 3,163 1,906 1,279 593 383 417 16,175
Vermont 37 774 557 101 37 30 5 3 2 1,509 51 108 378 220 145 100 60 43 97 1,152
Virginia 1,155 11,646 21,505 7,504 2,546 1,171 439 288 161 45,259 559 3,798 15,991 9,635 7,255 5,207 3,147 2,133 2,219 49,385
Washington - 9,770 11,468 4,048 2,453 1,893 1,029 1,174 1,235 33,070 0 5,178 11,489 6,785 4,840 3,613 2,370 2,079 6,306 42,661
West Virginia 146 4,098 3,408 781 484 325 133 53 54 9,335 99 410 2,634 1,225 747 471 330 257 304 6,378
Wisconsin 522 5,732 6,738 3,760 2,289 1,423 710 322 186 21,160 657 1,982 5,404 5,354 4,984 3,815 2,393 1,789 4,754 30,475
Wyoming - 402 452 224 101 54 47 24 29 1,332 117 251 570 302 212 156 123 107 271 1,991
U.S. Total 42,552 466,562 515,552 199,738 122,214 81,325 40,555 26,888 30,263 1,483,097 75,405 254,839 533,652 302,755 225,188 170,613 111,812 85,790 191,687 1,876,336
Puerto Rico (3) 30 - 1,595 4,260 3,103 2,933 1,660 346 294 14,191 41 - 15 267 780 1,462 1,050 531 869 4,974
Grand Total 42,582 466,562 517,147 203,997 125,317 84,258 42,216 27,234 30,557 1,497,289 75,447 254,839 533,667 303,022 225,969 172,075 112,862 86,321 192,556 1,881,310

NATIONAL HIGHWAY SYSTEM LENGTH - 2016
  DAILY TRAVEL BY MEASURED PAVEMENT ROUGHNESS - URBAN

September 18, 2017
Table HM-47A
Sheet 4 of 4

(THOUSANDS)

STATE INTERNATIONAL ROUGHNESS INDEX (IRI) (1)
TOTAL URBAN NHS
NOT REPORTED (2) < 60 60-94 95-119 120-144 145-170 171-194 195-220 > 220 TOTAL REPORTED
Alabama 469 22,729 14,033 5,134 3,515 2,338 1,539 903 885 51,076
Alaska 49 877 1,777 781 474 341 196 143 250 4,840
Arizona 6,954 20,017 18,349 5,352 3,141 1,827 1,051 649 1,146 51,533
Arkansas 117 3,504 7,144 4,913 3,179 2,420 1,556 1,320 2,283 26,319
California 3,245 56,494 129,229 85,779 68,570 52,970 36,216 29,088 63,779 522,126
Colorado 6 5,845 20,783 12,862 9,919 5,821 3,523 2,589 4,122 65,464
Connecticut 2 16,075 16,204 6,444 4,056 2,427 1,413 909 1,286 48,815
Delaware 28 1,418 5,559 2,097 874 579 431 293 396 11,648
Dist. of Columbia 131 - 166 313 454 651 409 517 2,487 4,997
Florida 5,658 72,038 105,227 29,289 14,416 8,135 3,636 1,892 2,484 237,118
Georgia 17,682 44,477 37,815 10,636 5,618 3,877 1,813 1,111 1,583 106,930
Hawaii 7 401 2,410 2,117 2,229 1,874 1,417 812 1,670 12,930
Idaho 172 2,409 3,551 1,562 841 585 357 218 428 9,949
Illinois - 11,579 45,376 26,385 16,071 12,664 5,421 4,172 6,530 128,199
Indiana 6,158 12,513 14,082 7,817 4,805 3,193 1,943 1,409 1,979 47,741
Iowa 1,228 3,802 5,098 2,990 2,140 1,509 906 807 1,479 18,731
Kansas 1,114 7,429 6,189 2,572 1,460 760 336 193 316 19,255
Kentucky 1,257 15,041 8,748 3,447 2,216 1,295 799 497 492 32,534
Louisiana 1,301 8,207 10,998 6,629 6,253 6,306 4,079 2,938 4,433 49,843
Maine - 1,819 2,065 755 341 343 226 211 272 6,033
Maryland 174 29,080 29,943 9,054 6,280 5,054 2,886 2,291 4,399 88,987
Massachusetts 885 35,429 20,771 7,811 6,556 6,321 4,515 3,861 10,457 95,721
Michigan 826 16,917 36,670 18,530 12,568 9,242 5,807 4,855 8,454 113,042
Minnesota 39,565 2,994 3,150 1,110 717 548 285 140 292 9,236
Mississippi - 8,174 7,253 3,526 2,385 1,881 1,087 800 1,895 27,001
Missouri 217 26,239 22,988 7,701 4,744 3,270 1,730 1,101 1,465 69,238
Montana - 930 1,675 673 448 315 176 143 284 4,643
Nebraska 2,982 1,774 2,846 1,328 946 885 623 519 1,310 10,231
Nevada 8 8,874 7,062 3,990 2,463 1,434 669 380 441 25,314
New Hampshire 0 7,646 2,865 868 467 374 222 174 416 13,031
New Jersey 196 25,801 40,189 15,469 11,088 7,912 5,891 4,965 11,763 123,078
New Mexico 276 5,874 4,098 1,915 1,577 1,207 786 526 1,135 17,118
New York 9,580 10,096 41,069 24,108 17,512 14,281 10,433 8,470 20,411 146,380
North Carolina 4,914 26,457 37,672 17,021 8,941 4,672 2,211 1,397 3,094 101,465
North Dakota 16 628 1,311 597 467 278 169 108 335 3,892
Ohio 1,996 33,450 40,956 14,955 10,553 7,568 4,427 3,214 6,388 121,511
Oklahoma 622 5,779 11,170 5,307 3,465 2,898 2,148 1,691 2,562 35,019
Oregon 27 7,830 12,968 4,932 3,060 2,245 1,422 887 1,292 34,636
Pennsylvania 880 17,444 33,624 16,878 12,743 8,864 5,741 3,849 6,467 105,611
Rhode Island 174 2,273 3,734 1,624 1,276 1,107 772 726 1,910 13,422
South Carolina - 7,541 15,274 8,559 6,075 4,222 1,815 973 1,259 45,717
South Dakota 383 310 1,322 402 294 213 109 72 81 2,803
Tennessee 1,008 35,928 22,642 8,181 5,045 3,407 1,758 1,366 2,731 81,058
Texas 4,204 45,757 97,600 62,866 46,979 33,106 17,700 10,763 18,741 333,512
Utah 103 7,354 14,958 7,276 4,087 2,458 932 467 449 37,980
Vermont 88 882 935 321 182 130 65 47 99 2,662
Virginia 1,714 15,444 37,496 17,139 9,801 6,378 3,586 2,421 2,379 94,644
Washington 0 14,948 22,957 10,833 7,293 5,506 3,399 3,253 7,542 75,731
West Virginia 244 4,508 6,042 2,006 1,231 795 463 310 358 15,712
Wisconsin 1,179 7,714 12,143 9,113 7,272 5,238 3,104 2,110 4,941 51,636
Wyoming 117 653 1,022 526 312 210 170 131 300 3,324
U.S. Total 117,958 721,402 1,049,204 502,493 347,403 251,938 152,367 112,678 221,950 3,359,434
Puerto Rico (3) 71 - 1,609 4,527 3,883 4,395 2,710 877 1,164 19,165
Grand Total 118,029 721,402 1,050,813 507,019 351,286 256,333 155,078 113,555 223,113 3,378,599

(1) Data are reported as the International Roughness Index (IRI) in inches per mile. Reference: World Bank Technical Paper Number 46, 1986. Lower IRI represents smoother riding roadways. To obtain a comprehensive assessment of pavement condition, additional measures of pavement distress are needed. Travel is in thousands.

(2) May include sections entirely on structures and unpaved miles.

(3) 2009 data.

 

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