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Highway Statistics 2014


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NATIONAL HIGHWAY SYSTEM LENGTH - 2014
  DAILY TRAVEL BY MEASURED PAVEMENT ROUGHNESS - RURAL

October 2015
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 4 9,122 4,598 1,081 647 217 100 69 75 15,908 6 7,160 5,304 973 391 232 101 66 55 14,283
Alaska 32 577 881 322 191 101 46 26 25 2,169 57 139 375 130 88 60 36 24 48 900
Arizona 9 8,674 5,253 1,273 529 374 133 70 69 16,376 198 3,860 2,729 950 512 232 80 32 22 8,416
Arkansas 35 4,609 3,464 1,025 533 277 116 69 55 10,148 281 1,800 4,620 1,789 1,040 560 228 107 78 10,222
California 755 10,051 13,876 5,080 4,936 3,065 1,647 1,068 1,664 41,388 16,101 3,165 8,145 4,376 2,561 1,531 462 375 449 21,063
Colorado - 2,053 5,441 2,082 1,013 504 280 138 94 11,603 - 2,034 4,956 2,388 1,179 510 224 139 122 11,553
Connecticut - 425 603 169 24 31 17 9 7 1,284 - 320 832 418 191 95 31 23 28 1,938
Delaware - - - - - - - - - - - 815 2,319 649 53 41 10 7 3 3,899
Dist. of Columbia - - - - - - - - - - - - - - - - - - - -
Florida 3,130 12,908 7,922 662 287 68 29 9 10 21,896 515 10,014 11,093 1,719 552 265 66 41 34 23,783
Georgia 4 10,233 6,138 1,634 622 301 128 61 55 19,173 387 5,057 7,850 1,936 715 298 98 59 73 16,085
Hawaii - - - - - - - - - - 0 18 261 196 139 100 50 39 44 846
Idaho - 3,286 2,137 593 203 78 36 29 12 6,374 85 2,046 2,867 702 271 147 64 38 29 6,164
Illinois - 11,196 9,063 2,129 587 - - - - 22,975 - 1,790 4,740 1,811 1,127 519 138 38 39 10,203
Indiana 1,951 10,407 3,861 1,245 653 473 244 185 243 17,312 23 6,924 4,937 1,321 687 335 180 77 152 14,613
Iowa 56 5,927 4,542 1,374 577 258 119 63 131 12,991 512 3,736 5,015 2,381 1,432 891 523 347 585 14,910
Kansas - 5,989 2,463 444 199 61 25 6 3 9,189 82 6,548 4,092 840 288 149 61 31 21 12,031
Kentucky 233 15,158 3,247 770 253 154 46 13 12 19,654 214 7,239 5,641 1,115 392 177 72 36 37 14,708
Louisiana 25 7,585 3,739 2,357 1,692 950 249 114 88 16,774 239 1,610 3,175 1,276 911 682 421 268 355 8,698
Maine - 4,800 833 356 - 116 - 3 - 6,107 - 374 2,037 1,556 650 367 180 7 7 5,178
Maryland 30 2,319 2,734 415 127 68 50 20 47 5,780 94 2,900 2,163 335 222 133 62 49 45 5,908
Massachusetts 2,174 - - - - - - - - - 1,011 - - - - - - - - -
Michigan 0 3,842 5,957 1,814 813 475 274 91 132 13,399 31 7,472 6,106 1,725 740 429 217 112 149 16,950
Minnesota - 4,151 4,328 980 489 339 173 60 30 10,548 46 6,047 6,862 2,832 1,360 763 369 212 250 18,695
Mississippi - 5,487 2,736 753 359 186 91 90 41 9,743 - 5,671 6,126 1,766 1,013 579 256 113 90 15,614
Missouri 7 11,522 5,664 896 345 140 66 45 15 18,693 76 8,016 9,009 2,030 764 344 169 87 69 20,487
Montana - 2,787 3,347 427 163 69 22 7 10 6,833 - 2,183 3,027 719 293 136 58 30 59 6,505
Nebraska - 3,964 2,735 580 16 43 - - - 7,337 100 2,538 3,924 1,598 809 256 152 181 68 9,526
Nevada 0 3,048 1,040 333 281 241 178 131 192 5,443 22 1,589 1,509 525 138 52 30 33 46 3,921
New Hampshire - 2,442 316 52 8 14 5 1 4 2,840 7 1,377 1,255 372 215 132 95 66 107 3,619
New Jersey - 1,471 1,256 180 66 48 29 5 19 3,074 1 513 1,119 560 421 269 160 68 132 3,241
New Mexico 14 8,695 2,227 404 179 85 51 19 16 11,675 20 3,786 2,887 686 353 167 85 53 39 8,056
New York - 3,184 9,492 1,808 751 266 153 78 128 15,860 7 907 6,360 2,432 1,394 648 233 150 99 12,224
North Carolina 329 9,010 4,501 929 461 259 57 31 29 15,276 464 6,320 10,382 2,576 995 439 183 101 143 21,138
North Dakota - 1,937 2,135 381 95 15 4 1 1 4,569 1 3,413 2,944 794 256 117 55 28 48 7,655
Ohio 9 8,577 11,327 2,082 563 196 53 4 1 22,804 7 4,874 7,934 2,117 779 234 63 35 22 16,059
Oklahoma - 5,609 5,524 1,470 412 208 216 23 5 13,467 - 1,693 6,435 2,270 1,844 568 383 141 138 13,472
Oregon 32 3,903 4,305 961 250 71 43 15 8 9,556 80 2,548 5,107 1,679 644 315 138 63 43 10,538
Pennsylvania 42 11,791 12,411 2,746 1,120 507 185 206 106 29,073 267 3,942 7,514 2,571 1,426 806 408 234 245 17,146
Rhode Island - 669 103 18 9 4 - - 4 806 11 6 98 155 98 81 46 35 95 612
South Carolina - 7,659 9,794 1,974 440 111 14 - 3 19,995 - 861 6,492 2,275 1,046 384 31 116 13 11,217
South Dakota - 867 3,822 439 83 5 11 - 0 5,228 4 934 3,865 1,779 824 606 187 74 16 8,284
Tennessee 27 18,730 2,172 328 255 100 51 35 17 21,689 68 7,116 4,567 1,022 518 200 103 58 35 13,620
Texas - 15,975 20,238 4,540 1,590 633 216 103 49 43,345 57 14,761 23,518 8,995 3,883 1,795 731 358 425 54,466
Utah - 4,369 3,205 306 7 3 - 0 - 7,891 - 523 2,460 1,247 361 101 42 21 0 4,755
Vermont 18 2,125 763 83 66 13 - 1 - 3,052 4 443 845 263 122 62 26 29 34 1,824
Virginia 27 6,301 13,138 4,149 1,529 374 103 37 22 25,652 211 3,589 11,659 3,318 1,253 420 156 83 49 20,528
Washington - 5,338 3,574 1,284 686 500 316 187 183 12,069 - 2,346 4,974 1,779 690 335 146 102 72 10,444
West Virginia - 784 5,706 859 395 31 - - - 7,775 17 372 3,603 1,849 734 444 135 43 60 7,240
Wisconsin - 4,268 4,264 2,110 1,338 801 354 213 78 13,425 0 3,663 5,746 7,007 2,820 1,719 763 451 559 22,726
Wyoming 0 3,059 2,597 568 295 120 50 26 23 6,738 10 1,088 2,003 704 300 123 47 21 33 4,319
U.S. Total 8,942 286,882 229,474 56,468 26,136 12,950 5,977 3,362 3,705 624,954 21,316 166,139 241,481 84,504 39,493 19,845 8,555 4,903 5,365 570,285
Puerto Rico (3) - - 52 362 107 368 149 93 205 1,337 - - 29 26 118 3 - - - 177
Grand Total 8,942 286,882 229,526 56,829 26,244 13,318 6,126 3,455 3,910 626,291 21,316 166,139 241,510 84,530 39,611 19,848 8,555 4,903 5,365 570,461

NATIONAL HIGHWAY SYSTEM LENGTH - 2014
  DAILY TRAVEL BY MEASURED PAVEMENT ROUGHNESS - RURAL

October 2015
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 10 16,282 9,902 2,054 1,038 449 201 135 130 30,190
Alaska 89 716 1,256 452 279 161 82 50 72 3,069
Arizona 207 12,534 7,982 2,223 1,041 606 213 102 90 24,792
Arkansas 316 6,410 8,084 2,814 1,573 836 344 176 133 20,370
California 16,856 13,215 22,021 9,455 7,497 4,596 2,110 1,443 2,113 62,452
Colorado - 4,087 10,398 4,470 2,191 1,014 504 277 216 23,156
Connecticut - 745 1,435 587 215 126 48 32 35 3,222
Delaware - 815 2,319 649 53 41 10 7 3 3,899
Dist. of Columbia - - - - - - - - - -
Florida 3,644 22,922 19,015 2,381 839 333 96 50 44 45,679
Georgia 391 15,291 13,989 3,570 1,337 599 225 120 128 35,259
Hawaii 0 18 261 196 139 100 50 39 44 846
Idaho 85 5,333 5,004 1,294 474 225 100 67 40 12,537
Illinois - 12,986 13,803 3,940 1,714 519 138 38 39 33,178
Indiana 1,974 17,331 8,798 2,566 1,340 808 423 262 395 31,924
Iowa 568 9,664 9,557 3,755 2,008 1,149 642 410 715 27,901
Kansas 82 12,537 6,555 1,284 487 209 85 37 25 21,220
Kentucky 447 22,396 8,888 1,885 645 331 118 50 49 34,362
Louisiana 264 9,195 6,914 3,633 2,603 1,631 670 382 443 25,473
Maine - 5,173 2,870 1,911 650 483 180 10 7 11,285
Maryland 124 5,219 4,897 750 349 200 112 69 91 11,688
Massachusetts 3,186 - - - - - - - - -
Michigan 31 11,314 12,063 3,539 1,553 904 491 203 281 30,349
Minnesota 46 10,198 11,190 3,812 1,848 1,101 543 272 280 29,243
Mississippi - 11,158 8,862 2,519 1,371 765 348 203 131 25,357
Missouri 83 19,538 14,673 2,925 1,109 484 234 132 84 39,181
Montana - 4,970 6,374 1,146 457 204 80 37 68 13,337
Nebraska 100 6,501 6,659 2,177 825 298 152 181 68 16,862
Nevada 22 4,637 2,549 858 419 292 207 164 238 9,365
New Hampshire 7 3,818 1,570 425 223 146 99 67 111 6,460
New Jersey 1 1,983 2,375 740 487 316 188 73 151 6,315
New Mexico 34 12,481 5,113 1,090 532 252 135 72 55 19,731
New York 7 4,091 15,851 4,241 2,144 914 386 228 227 28,083
North Carolina 793 15,329 14,883 3,505 1,455 698 240 132 172 36,415
North Dakota 1 5,350 5,078 1,176 352 132 58 29 49 12,224
Ohio 15 13,451 19,261 4,199 1,342 430 117 39 23 38,863
Oklahoma - 7,301 11,959 3,741 2,256 777 600 164 143 26,939
Oregon 112 6,451 9,412 2,640 894 386 181 78 51 20,094
Pennsylvania 309 15,733 19,925 5,317 2,546 1,313 593 440 351 46,219
Rhode Island 11 675 200 172 106 85 46 35 99 1,419
South Carolina - 8,520 16,286 4,249 1,486 494 45 116 15 31,212
South Dakota 4 1,801 7,687 2,218 907 610 197 74 16 13,512
Tennessee 95 25,846 6,739 1,350 773 300 154 94 53 35,308
Texas 57 30,735 43,757 13,535 5,474 2,428 948 461 474 97,811
Utah - 4,892 5,666 1,553 368 103 42 22 0 12,646
Vermont 22 2,569 1,609 346 188 75 26 30 34 4,876
Virginia 238 9,890 24,797 7,468 2,781 795 258 120 71 46,180
Washington - 7,685 8,548 3,063 1,376 834 462 289 256 22,512
West Virginia 17 1,155 9,309 2,708 1,129 475 135 43 60 15,015
Wisconsin 0 7,931 10,010 9,117 4,157 2,520 1,117 664 637 36,151
Wyoming 10 4,147 4,600 1,272 595 243 97 47 56 11,057
U.S. Total 30,258 453,022 470,955 140,971 65,629 32,795 14,532 8,265 9,070 1,195,239
Puerto Rico (3) - - 82 388 225 371 149 93 205 1,513
Grand Total 30,258 453,022 471,036 141,359 65,855 33,166 14,681 8,358 9,275 1,196,752

NATIONAL HIGHWAY SYSTEM LENGTH - 2014
  DAILY TRAVEL BY MEASURED PAVEMENT ROUGHNESS - URBAN

October 2015
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 53 9,433 6,186 2,286 1,942 1,265 757 551 581 23,001 456 8,530 9,056 2,777 1,664 1,028 693 517 665 24,932
Alaska 36 665 885 196 98 64 32 15 25 1,979 39 162 738 495 329 296 206 116 287 2,629
Arizona 1 10,601 6,422 1,228 653 157 82 12 17 19,173 4,533 11,658 11,331 3,528 1,778 861 485 342 894 30,876
Arkansas 250 3,467 4,646 1,981 1,207 945 534 357 355 13,491 1,015 759 3,714 2,098 1,228 946 587 456 668 10,457
California 17,253 11,789 60,351 32,137 25,036 18,468 10,964 8,586 11,567 178,900 54,072 10,121 50,164 39,893 36,856 33,082 24,757 22,586 37,366 254,824
Colorado - 2,657 10,004 5,143 3,349 1,213 644 421 292 23,722 6 1,954 9,089 6,591 6,128 4,710 3,071 1,995 3,932 37,469
Connecticut - 8,234 10,299 3,616 2,209 1,175 582 307 431 26,853 2 2,722 6,121 3,591 2,825 2,172 1,303 891 1,636 21,261
Delaware - 379 1,685 579 270 156 161 47 140 3,417 1 411 3,653 1,496 671 376 254 183 294 7,338
Dist. of Columbia - - 16 33 435 243 152 233 62 1,174 3 - - 226 171 137 250 304 2,680 3,767
Florida 7,124 29,242 28,974 5,124 2,828 1,341 646 220 100 68,475 7,809 34,018 63,002 20,059 10,503 5,759 2,490 1,694 2,454 139,980
Georgia 4 32,118 19,027 5,676 2,698 1,476 873 490 433 62,791 5,073 12,113 20,177 7,031 3,843 2,327 1,291 912 1,718 49,412
Hawaii - 90 1,373 733 881 646 707 335 367 5,133 9 402 1,121 1,207 1,144 1,092 677 545 923 7,113
Idaho - 1,457 1,528 462 228 104 58 39 6 3,883 201 868 1,743 866 568 405 287 203 486 5,425
Illinois - 7,270 33,854 11,219 8,042 2,096 405 102 313 63,301 - 2,756 11,405 11,436 11,901 9,060 4,915 3,920 6,258 61,650
Indiana 2,201 8,213 8,257 4,012 2,249 1,204 869 689 434 25,927 269 5,384 8,494 4,846 3,725 3,071 1,946 1,516 3,293 32,274
Iowa 237 2,894 2,840 1,048 509 275 170 98 243 8,077 637 1,105 2,600 1,712 1,203 900 585 446 1,312 9,864
Kansas 95 4,166 2,741 1,707 1,078 484 237 110 50 10,573 744 2,509 2,866 868 967 596 480 398 249 8,933
Kentucky 761 9,144 5,472 1,060 496 191 142 73 24 16,603 840 3,772 4,969 2,192 1,387 793 497 267 442 14,321
Louisiana 78 6,035 5,626 3,189 2,832 2,684 1,537 888 910 23,701 2,169 1,824 4,598 3,231 2,997 2,702 1,928 1,721 3,590 22,592
Maine - 862 977 314 56 56 - - - 2,265 - 16 714 546 449 320 76 116 119 2,356
Maryland 344 15,763 15,491 3,617 1,930 1,424 689 629 1,036 40,580 1,548 8,752 15,767 6,285 4,456 3,271 2,119 1,450 3,823 45,922
Massachusetts 43,764 - - - - - - - - - 48,817 - - - - - - - - -
Michigan 21 10,507 18,296 7,450 3,904 2,498 1,781 1,165 976 46,577 26 6,204 17,876 11,169 8,171 5,910 4,302 3,510 8,300 65,441
Minnesota - 4,546 10,414 4,324 2,132 1,165 710 427 412 24,130 372 4,827 8,939 3,580 2,307 1,611 936 590 1,031 23,821
Mississippi - 4,698 3,019 946 643 472 242 161 99 10,281 0 2,778 4,953 2,373 1,635 1,128 744 580 1,544 15,735
Missouri 107 18,153 12,189 3,355 1,874 1,206 693 358 363 38,192 4,822 5,579 9,530 3,705 2,319 1,436 770 463 612 24,414
Montana - 700 639 98 42 32 11 6 7 1,534 68 343 779 542 369 249 160 92 299 2,832
Nebraska - 139 1,160 1,944 338 273 46 - - 3,900 37 289 1,628 565 890 1,385 1,612 1,060 1,041 8,469
Nevada 1,020 3,145 3,361 1,292 894 704 249 54 56 9,756 405 3,271 4,489 2,066 1,400 570 235 122 199 12,350
New Hampshire - 3,971 1,029 170 78 61 24 7 - 5,340 6 3,139 1,952 739 420 288 212 129 435 7,314
New Jersey 317 11,511 12,457 5,523 3,087 1,704 1,342 1,032 1,823 38,479 146 12,843 23,188 11,125 8,525 6,660 5,096 3,745 10,041 81,223
New Mexico - 4,226 1,342 502 556 293 83 28 39 7,070 102 1,373 2,305 1,455 1,294 1,211 814 612 1,177 10,242
New York 231 4,897 25,040 9,857 5,504 3,500 2,591 1,864 4,669 57,923 550 1,518 20,181 18,248 13,016 10,663 8,703 6,661 21,603 100,593
North Carolina 2,119 17,323 18,284 5,639 2,648 1,252 489 291 102 46,028 2,567 6,611 20,328 10,057 6,114 3,332 1,680 1,101 2,018 51,240
North Dakota - 458 715 108 33 2 - 2 5 1,323 - 207 575 424 371 215 184 119 242 2,336
Ohio - 16,975 29,898 10,712 3,930 1,357 529 172 113 63,686 82 5,579 16,290 9,137 7,133 5,010 3,463 2,400 5,487 54,499
Oklahoma - 1,966 6,448 3,001 1,342 903 268 582 238 14,749 671 1,069 5,622 3,967 2,920 2,308 1,693 1,527 2,762 21,868
Oregon 221 4,076 6,255 1,847 848 696 327 151 78 14,279 1,379 2,905 5,251 2,673 1,843 1,350 938 596 1,237 16,792
Pennsylvania 621 11,416 15,174 4,591 2,937 1,570 1,148 793 541 38,169 2,976 4,353 15,214 10,917 8,389 6,302 4,341 3,121 5,824 58,461
Rhode Island 1 1,691 2,062 581 252 175 39 32 18 4,849 841 489 1,478 1,023 817 828 645 549 1,418 7,247
South Carolina - 4,541 9,600 3,056 1,271 377 119 10 1 18,975 11 929 8,074 6,489 3,939 1,888 721 274 300 22,613
South Dakota 1 126 1,084 617 170 25 - - - 2,022 25 43 362 300 260 414 183 74 131 1,767
Tennessee 136 22,370 7,465 2,631 1,273 635 327 281 279 35,261 843 10,741 12,262 4,780 2,927 2,029 1,246 927 1,730 36,643
Texas 627 21,186 47,543 22,573 14,417 9,580 3,937 2,321 1,556 123,112 1,900 14,963 51,187 31,793 25,031 17,145 9,751 7,432 18,400 175,701
Utah - 4,042 8,686 4,494 1,697 378 5 4 - 19,307 - 1,563 5,452 3,326 2,204 1,235 416 114 90 14,398
Vermont 32 783 443 83 39 28 2 - - 1,378 65 126 405 248 179 120 81 51 105 1,314
Virginia 1,133 7,063 17,981 7,171 3,510 2,077 1,036 848 582 40,266 2,709 2,549 11,981 6,824 5,386 4,040 2,453 1,669 1,838 36,741
Washington - 9,958 10,962 3,839 2,519 1,456 1,078 880 810 31,502 4 4,610 10,141 6,057 4,627 3,663 2,855 2,600 6,253 40,807
West Virginia - 751 5,499 1,046 304 94 60 81 13 7,848 77 51 2,140 1,230 957 513 262 258 256 5,668
Wisconsin 163 4,161 5,710 1,739 2,078 516 234 275 159 14,872 13 2,151 6,707 4,941 6,231 8,231 2,143 2,265 3,865 36,532
Wyoming - 279 594 303 110 61 45 27 30 1,449 29 209 611 363 260 186 134 118 272 2,154
U.S. Total 78,953 360,140 510,003 194,855 117,456 68,758 37,656 26,051 30,355 1,345,276 148,967 211,148 501,221 281,091 214,727 163,824 105,670 83,338 171,594 1,732,613
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 78,982 360,140 511,597 199,115 120,559 71,691 39,317 26,398 30,649 1,359,467 149,008 211,148 501,235 281,358 215,507 165,286 106,719 83,869 172,463 1,737,586

NATIONAL HIGHWAY SYSTEM LENGTH - 2014
  DAILY TRAVEL BY MEASURED PAVEMENT ROUGHNESS - URBAN

October 2015
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 509 17,963 15,242 5,064 3,607 2,294 1,450 1,068 1,245 47,933
Alaska 75 827 1,623 691 426 359 238 130 312 4,608
Arizona 4,534 22,259 17,753 4,756 2,431 1,018 567 354 911 50,049
Arkansas 1,265 4,226 8,360 4,079 2,435 1,891 1,121 813 1,023 23,948
California 71,326 21,910 110,515 72,030 61,892 51,550 35,721 31,172 48,933 433,724
Colorado 6 4,610 19,093 11,734 9,477 5,923 3,715 2,415 4,225 61,191
Connecticut 2 10,956 16,420 7,207 5,034 3,347 1,885 1,198 2,067 48,114
Delaware 1 790 5,338 2,075 941 532 415 230 434 10,755
Dist. of Columbia 3 - 16 260 605 380 403 537 2,742 4,942
Florida 14,933 63,260 91,976 25,183 13,332 7,100 3,136 1,914 2,554 208,455
Georgia 5,077 44,231 39,205 12,706 6,541 3,803 2,164 1,402 2,150 112,203
Hawaii 9 493 2,494 1,940 2,025 1,738 1,384 880 1,290 12,245
Idaho 201 2,325 3,271 1,328 796 509 345 242 491 9,308
Illinois - 10,026 45,259 22,655 19,943 11,157 5,320 4,022 6,570 124,951
Indiana 2,469 13,597 16,750 8,858 5,974 4,276 2,815 2,205 3,727 58,201
Iowa 875 3,999 5,440 2,760 1,712 1,175 755 544 1,555 17,941
Kansas 839 6,675 5,607 2,576 2,045 1,081 716 507 299 19,506
Kentucky 1,601 12,916 10,441 3,252 1,883 985 640 341 466 30,924
Louisiana 2,247 7,859 10,224 6,420 5,829 5,386 3,466 2,609 4,500 46,293
Maine - 879 1,691 860 505 376 76 116 119 4,621
Maryland 1,892 24,516 31,257 9,901 6,386 4,696 2,808 2,079 4,859 86,503
Massachusetts 92,581 - - - - - - - - -
Michigan 47 16,711 36,172 18,619 12,075 8,408 6,083 4,674 9,276 112,018
Minnesota 372 9,373 19,352 7,905 4,439 2,776 1,645 1,017 1,443 47,951
Mississippi 0 7,476 7,972 3,319 2,279 1,600 986 741 1,643 26,016
Missouri 4,929 23,732 21,719 7,061 4,193 2,642 1,463 821 975 62,606
Montana 68 1,043 1,417 640 411 280 171 98 305 4,366
Nebraska 37 428 2,788 2,509 1,228 1,658 1,658 1,060 1,041 12,369
Nevada 1,425 6,415 7,849 3,358 2,294 1,275 484 176 255 22,106
New Hampshire 6 7,111 2,981 909 498 349 236 136 435 12,653
New Jersey 463 24,354 35,645 16,648 11,612 8,364 6,439 4,777 11,864 119,702
New Mexico 102 5,599 3,648 1,957 1,851 1,504 898 640 1,216 17,313
New York 782 6,416 45,222 28,105 18,520 14,163 11,294 8,525 26,272 158,516
North Carolina 4,686 23,934 38,611 15,696 8,762 4,583 2,169 1,392 2,120 97,268
North Dakota - 665 1,290 532 404 216 184 121 246 3,659
Ohio 82 22,554 46,188 19,849 11,063 6,368 3,991 2,571 5,600 118,185
Oklahoma 671 3,035 12,070 6,968 4,262 3,211 1,961 2,109 3,000 36,616
Oregon 1,599 6,981 11,507 4,520 2,691 2,046 1,265 747 1,315 31,071
Pennsylvania 3,597 15,769 30,388 15,508 11,326 7,872 5,489 3,914 6,365 96,630
Rhode Island 842 2,180 3,539 1,605 1,069 1,002 684 581 1,435 12,095
South Carolina 11 5,469 17,674 9,545 5,210 2,266 840 284 301 41,589
South Dakota 26 169 1,446 917 430 439 183 74 131 3,788
Tennessee 979 33,110 19,727 7,411 4,200 2,664 1,573 1,208 2,009 71,904
Texas 2,527 36,148 98,730 54,366 39,447 26,725 13,688 9,753 19,956 298,813
Utah - 5,605 14,138 7,820 3,901 1,613 421 119 90 33,705
Vermont 98 910 849 331 217 148 83 51 105 2,693
Virginia 3,842 9,612 29,963 13,995 8,895 6,116 3,489 2,517 2,419 77,007
Washington 4 14,569 21,104 9,896 7,147 5,118 3,933 3,480 7,063 72,309
West Virginia 77 802 7,639 2,276 1,262 607 322 339 268 13,516
Wisconsin 176 6,312 12,417 6,680 8,309 8,746 2,377 2,540 4,024 51,405
Wyoming 29 488 1,204 667 370 247 179 145 303 3,603
U.S. Total 227,919 571,288 1,011,224 475,946 332,183 232,583 143,326 109,390 201,949 3,077,888
Puerto Rico (3) 71 - 1,609 4,527 3,883 4,395 2,710 877 1,164 19,165
Grand Total 227,990 571,288 1,012,833 480,473 336,066 236,977 146,036 110,267 203,113 3,097,053

(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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