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Highway Statistics Series

Highway Statistics 2011


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Functional System Length - 2011
   Miles by Traffic Lanes and Access Control - Rural 1/

June 2013
Sheet 1 of 4
Table HM-55

STATE INTERSTATE OTHER FREEWAYS AND EXPRESSWAYS OTHER PRINCIPAL ARTERIAL
DIVIDED HIGHWAYS 2/ OTHER 3/ TOTAL 2 LANES DIVIDED HIGHWAYS - 4 OR MORE LANES 2/ OTHER 3/ TOTAL 2 LANES DIVIDED HIGHWAYS - 4 OR MORE LANES 2/ OTHER 3/ TOTAL
FULL ACCESS CONTROL DEGREE OF ACCESS CONTROL TOTAL DEGREE OF ACCESS CONTROL TOTAL
4 LANES > 4 LANES NONE PARTIAL FULL NONE PARTIAL FULL
Alabama 487 47 2 537 - - - 66 66 - 66 955 650 374 - 1,025 121 2,101
Alaska 12 4 989 1,005 - - - - - - - 607 - 0 - 0 4 611
Arizona 931 49 0 980 - - - 1 1 21 22 756 130 32 1 163 52 971
Arkansas 441 - - 441 - - - 134 134 - 134 1,497 - 205 - 205 363 2,065
California 1,082 17 - 1,098 - - - - - - - 2,511 224 329 324 877 80 3,468
Colorado 669 16 - 684 - - 39 2 41 - 41 1,897 - 161 0 161 253 2,311
Connecticut 23 20 - 43 - - - 39 39 - 39 122 - 1 - 1 4 127
Delaware - - - - - - - - - - - 30 72 25 18 115 15 161
Dist. of Columbia - - - - - - - - - - - - - - - - - -
Florida 576 172 - 748 3 - - 177 177 - 180 1,552 1,121 - - 1,121 1 2,674
Georgia 552 164 - 716 - - - - - - - 1,114 1,169 35 - 1,204 355 2,674
Hawaii 5 - - 5 - - - - - - - 104 0 2 - 2 1 107
Idaho 521 - 1 522 - - - - - - - 1,409 34 44 - 78 255 1,742
Illinois 1,319 38 - 1,356 - - - - - - - 1,876 177 177 107 461 12 2,349
Indiana 712 - - 712 - - - - - - - 1,020 22 100 - 122 8 1,150
Iowa 627 1 - 628 - - - - - - - 2,727 32 578 110 719 10 3,456
Kansas 644 12 - 656 - - - - - - - 2,682 - 175 154 329 64 3,075
Kentucky 420 177 - 597 96 - - 490 490 2 587 1,343 285 166 - 451 72 1,865
Louisiana 498 35 - 533 - - - - - - - 338 394 58 - 451 229 1,019
Maine 259 40 0 299 - - - - - - - 746 1 0 3 5 36 787
Maryland 64 120 - 184 - - - - - - - 113 143 152 16 311 20 444
Massachusetts 69 22 - 91 6 - - 11 11 - 16 134 - - - - 10 144
Michigan 541 68 - 609 - - - 376 376 - 376 2,050 - 80 - 80 66 2,196
Minnesota 310 9 310 629 6 - 2 1 3 - 8 2,690 361 258 97 715 180 3,586
Mississippi 446 6 50 502 - - 1 - 1 - 1 544 400 650 195 1,244 49 1,836
Missouri 723 - - 723 - 18 487 373 878 88 967 1,588 13 384 22 420 143 2,150
Montana 1,129 - - 1,129 - - - - - - - 2,405 - 14 - 14 205 2,623
Nebraska 386 32 - 417 - 41 296 2 338 - 338 2,295 19 32 - 51 14 2,361
Nevada 316 24 - 340 - - - - - - - 1,304 1 111 10 122 81 1,507
New Hampshire 132 12 6 149 - - - 21 21 - 21 330 - - - - 6 336
New Jersey 27 38 - 65 - - - - - - - 164 7 1 65 73 17 254
New Mexico 805 38 - 843 - - - - - - - 876 833 1 - 834 147 1,857
New York 818 22 6 847 - - - 129 129 - 129 1,130 123 27 - 149 126 1,406
North Carolina 196 27 1 224 1 - - 1 1 1 3 703 86 126 177 388 64 1,155
North Dakota 519 - - 519 - - - - - - - 2,481 - 431 - 431 22 2,935
Ohio 564 159 - 723 - - - - - - - 958 65 663 270 998 17 1,973
Oklahoma 676 7 - 684 - - - - - - - 1,148 622 89 327 1,038 126 2,312
Oregon 340 7 0 347 - - - - - - - 2,411 140 - - 140 200 2,751
Pennsylvania 1,057 51 3 1,111 9 - - 308 308 - 317 1,170 162 54 - 217 193 1,580
Rhode Island 21 - - 21 - - - - - - - 42 - 4 - 4 2 48
South Carolina 563 16 - 579 - - - - - - - 689 536 40 - 576 24 1,289
South Dakota 601 1 - 602 - - - - - - - 2,071 97 288 - 385 76 2,532
Tennessee 642 44 2 687 - - - - - - - 807 621 5 18 644 438 1,889
Texas 1,943 106 - 2,050 - - - - - - - 3,658 2,256 417 70 2,742 1,036 7,436
Utah 708 16 - 724 - - - - - - - 782 39 - 10 49 176 1,008
Vermont 280 - - 280 - - - - - - - 239 - 9 30 40 41 319
Virginia 611 41 5 656 - - - - - - - 133 1,011 83 118 1,212 20 1,366
Washington 366 100 1 467 530 3 123 65 191 1 723 1,218 23 0 - 23 17 1,257
West Virginia 308 60 - 368 - - - - - - - 736 7 278 - 284 60 1,080
Wisconsin 449 28 - 477 - 7 - 206 214 - 214 2,271 161 328 82 571 120 2,962
Wyoming 801 - - 801 - - - - - - - 1,916 6 - - 6 71 1,992
U.S. Total 26,191 1,844 1,376 29,412 649 69 947 2,403 3,419 113 4,181 62,345 12,043 6,985 2,224 21,252 5,702 89,299
Puerto Rico 4/ 29 - 2 31 - - - - - - - 20 - 7 9 16 18 54
Grand Total 26,220 1,844 1,378 29,443 649 69 947 2,403 3,419 113 4,181 62,365 12,043 6,992 2,233 21,268 5,720 89,353

Functional System Length - 2011
   Miles by Traffic Lanes and Access Control - Rural 1/

June 2013
Sheet 2 of 4
Table HM-55

STATE MINOR ARTERIAL MAJOR COLLECTOR
2 LANES DIVIDED HIGHWAYS - 4 OR MORE LANES 2/ OTHER 3/ TOTAL 2 LANES DIVIDED HIGHWAYS - 4 OR MORE LANES 2/ OTHER 3/ TOTAL
DEGREE OF ACCESS CONTROL TOTAL DEGREE OF ACCESS CONTROL TOTAL
NONE PARTIAL FULL NONE PARTIAL FULL
Alabama 3,807 26 96 - 121 76 4,004 10,565 - - - - 28 10,593
Alaska 368 - 0 - 0 5 373 1,444 - 0 - 0 0 1,444
Arizona 1,226 30 21 - 51 42 1,318 4,311 28 - - 28 69 4,408
Arkansas 2,758 - - - - 235 2,994 12,459 - 8 - 8 60 12,527
California 6,098 171 43 49 264 232 6,594 12,009 53 - - 53 322 12,384
Colorado 3,688 9 19 - 28 5 3,721 5,502 - - - - - 5,502
Connecticut 256 0 - - 0 - 257 941 - - - - - 941
Delaware 94 20 - - 20 1 114 450 - - - - 1 451
Dist. of Columbia - - - - - - - - - - - - - -
Florida 2,292 111 - - 111 6 2,408 4,121 23 - - 23 33 4,177
Georgia 4,897 107 - - 107 153 5,156 12,812 4 - - 4 - 12,816
Hawaii 289 0 2 - 2 2 294 319 0 0 - 0 0 320
Idaho 1,326 5 - - 5 61 1,393 5,738 18 - - 18 30 5,786
Illinois 4,603 - 23 - 23 45 4,671 13,596 26 41 - 66 89 13,752
Indiana 1,902 7 60 - 67 7 1,977 9,942 16 41 - 57 56 10,054
Iowa 3,854 - 12 - 12 8 3,875 14,361 - - - - 4 14,365
Kansas 4,141 1 30 - 31 108 4,281 22,898 - 0 - 0 0 22,899
Kentucky 1,757 52 - - 52 40 1,848 5,945 - - 8 8 3 5,955
Louisiana 1,477 213 - - 213 61 1,751 4,680 113 - - 113 143 4,936
Maine 996 1 - 1 2 19 1,016 3,181 0 - - 0 14 3,195
Maryland 806 26 8 - 34 0 840 1,483 11 - - 11 1 1,495
Massachusetts 363 - - 10 10 - 373 1,153 - - - - - 1,153
Michigan 4,831 - 68 - 68 112 5,011 16,687 - - - - 14 16,700
Minnesota 6,597 - 9 - 9 - 6,606 16,082 - - - - 31 16,113
Mississippi 3,558 9 96 - 105 5 3,668 11,712 8 70 - 78 37 11,827
Missouri 3,942 - - - - 52 3,994 16,439 - - - - - 16,439
Montana 2,926 - 6 - 6 46 2,977 7,018 - - - - 8 7,027
Nebraska 4,137 - 16 - 16 - 4,153 11,504 4 - - 4 - 11,508
Nevada 754 - 6 - 6 - 759 1,988 - - - - 4 1,991
New Hampshire 450 9 - - 9 4 463 1,081 0 - - 0 11 1,092
New Jersey 293 20 - - 20 - 313 962 - - - - - 962
New Mexico 1,862 47 - - 47 34 1,943 3,902 16 - - 16 4 3,923
New York 3,552 140 - 20 159 34 3,746 5,757 - - - - - 5,757
North Carolina 2,375 153 2 - 155 119 2,649 7,869 9 - 20 29 121 8,020
North Dakota 2,515 - - - - - 2,515 11,587 - - - - - 11,587
Ohio 2,613 0 8 - 8 36 2,657 11,153 56 7 - 64 140 11,356
Oklahoma 2,428 220 23 - 243 32 2,703 21,095 84 14 - 98 67 21,260
Oregon 2,281 7 - - 7 50 2,338 8,387 - - - - - 8,387
Pennsylvania 4,350 2 1 40 43 149 4,541 7,197 - - - - 46 7,243
Rhode Island 63 - 2 - 2 1 66 135 - 3 - 3 7 145
South Carolina 2,940 283 - - 283 33 3,256 10,401 76 - - 76 1 10,478
South Dakota 3,300 8 4 - 13 30 3,342 12,355 3 7 - 10 - 12,365
Tennessee 2,809 46 - - 46 332 3,187 5,098 0 - - 0 33 5,131
Texas 8,910 420 7 16 444 803 10,156 34,561 235 - - 235 81 34,877
Utah 1,397 13 - - 13 20 1,430 3,364 - - - - 5 3,368
Vermont 724 - - - - 4 728 1,990 2 - - 2 14 2,005
Virginia 3,125 219 28 - 247 2 3,374 9,159 51 - - 51 - 9,210
Washington 1,875 - 32 - 32 5 1,911 8,430 - - - - - 8,430
West Virginia 1,305 - - - - - 1,305 5,652 - - - - - 5,652
Wisconsin 4,738 52 - - 52 29 4,819 12,267 - - - - - 12,267
Wyoming 1,252 - - - - 0 1,253 2,745 - - - - 2 2,746
U.S. Total 128,899 2,427 621 136 3,185 3,039 135,122 414,483 837 191 28 1,055 1,480 417,018
Puerto Rico 4/ 230 - 2 - 2 - 232 244 - - - - - 244
Grand Total 129,129 2,427 623 136 3,187 3,039 135,354 414,727 837 191 28 1,055 1,480 417,262

Functional System Length - 2011
   Miles by Traffic Lanes and Access Control - Urban 1/

June 2013
Sheet 3 of 4
Table HM-55

STATE INTERSTATE OTHER FREEWAYS AND EXPRESSWAYS OTHER PRINCIPAL ARTERIAL
DIVIDED HIGHWAYS 2/ OTHER 3/ TOTAL 2 LANES DIVIDED HIGHWAYS - 4 OR MORE LANES 2/ OTHER 3/ TOTAL 2 LANES DIVIDED HIGHWAYS - 4 OR MORE LANES 2/ OTHER 3/ TOTAL
FULL ACCESS CONTROL DEGREE OF ACCESS CONTROL TOTAL DEGREE OF ACCESS CONTROL TOTAL
4 LANES > 4 LANES NONE PARTIAL FULL NONE PARTIAL FULL
Alabama 185 156 8 350 - 10 6 17 33 - 33 174 398 168 - 565 298 1,037
Alaska 28 8 43 79 - - - - - - - 23 10 32 5 47 33 104
Arizona 98 90 0 188 - - 6 133 139 - 139 100 376 16 7 400 718 1,218
Arkansas 148 66 - 214 - - - 85 85 - 85 211 21 82 5 107 358 676
California 18 709 - 726 74 4 241 562 807 10 890 958 1,465 246 43 1,754 2,442 5,154
Colorado 147 121 - 268 4 - 155 138 293 14 311 289 134 415 - 549 340 1,178
Connecticut 131 171 1 303 4 7 1 224 231 4 240 477 69 2 1 73 130 679
Delaware 11 29 1 41 1 - 6 20 26 4 30 38 114 6 1 121 17 175
Dist. of Columbia 3 10 - 13 - - 7 8 15 2 17 12 36 8 - 43 49 104
Florida 212 529 3 744 29 - 30 498 528 9 566 544 2,680 - - 2,680 387 3,611
Georgia 124 404 0 528 1 - 10 135 145 1 147 488 706 50 - 756 679 1,924
Hawaii 12 35 - 47 1 2 11 16 29 1 31 110 16 63 3 82 11 204
Idaho 69 21 1 90 - - - - - - - 239 22 18 - 40 176 454
Illinois 425 383 1 809 3 - 10 80 89 4 96 1,162 854 383 68 1,306 663 3,131
Indiana 255 193 1 448 4 6 46 2 54 1 58 853 118 159 3 279 34 1,167
Iowa 93 59 1 153 - - - - - - - 273 204 128 117 449 99 821
Kansas 139 78 1 218 16 12 85 71 168 3 187 201 166 102 26 294 306 801
Kentucky 77 127 - 204 2 - 3 62 65 - 67 233 197 137 - 334 281 847
Louisiana 272 93 - 365 - 4 21 26 52 - 52 197 542 97 25 663 223 1,084
Maine 62 5 2 69 3 - 4 11 15 1 19 92 4 5 4 13 36 141
Maryland 70 224 4 297 15 - 94 189 283 7 305 353 483 66 4 553 165 1,072
Massachusetts 121 361 0 482 38 - - 264 264 1 303 1,362 135 95 - 230 226 1,818
Michigan 285 350 - 635 2 - 5 321 326 - 328 665 83 356 0 439 1,199 2,303
Minnesota 103 148 32 283 1 23 24 108 154 - 156 206 149 193 88 429 32 668
Mississippi 157 38 5 201 25 25 6 14 45 - 70 415 88 154 86 328 248 992
Missouri 203 273 - 476 8 10 263 166 439 13 460 340 244 95 16 355 291 986
Montana 62 0 1 63 - - - - - - - 75 - 48 - 48 68 191
Nebraska 30 35 - 64 0 21 35 26 83 4 86 140 112 83 1 196 69 405
Nevada 33 46 - 79 - - 1 36 36 - 36 61 66 90 8 164 95 320
New Hampshire 51 24 1 76 1 1 - 49 50 2 52 158 13 - 3 16 41 215
New Jersey 50 316 - 366 - 1 47 350 397 - 397 753 565 88 84 737 212 1,701
New Mexico 102 44 - 146 - - - - - - - 188 341 29 - 371 133 692
New York 431 425 0 857 27 7 238 525 770 14 812 1,539 612 146 41 799 480 2,819
North Carolina 277 253 15 546 4 23 93 251 367 12 383 526 356 128 53 537 543 1,605
North Dakota 45 7 - 52 - - - - - - - 64 16 31 - 47 55 166
Ohio 333 509 1 844 1 - - 470 470 2 473 1,029 248 243 94 585 800 2,414
Oklahoma 158 89 - 247 - - 30 158 188 - 188 167 295 22 6 322 570 1,060
Oregon 36 33 - 69 1 2 7 37 45 4 50 321 180 4 13 198 202 721
Pennsylvania 561 169 0 730 1 9 20 409 438 15 454 1,462 496 113 120 729 567 2,758
Rhode Island 9 40 - 50 5 - 31 52 83 - 88 212 16 7 3 26 123 361
South Carolina 85 159 - 245 4 - 35 35 71 - 74 218 733 10 4 748 77 1,042
South Dakota 57 18 1 75 - 2 7 - 9 3 11 28 6 19 - 25 88 142
Tennessee 184 233 - 417 1 14 11 124 149 2 152 420 495 5 14 514 608 1,542
Texas 453 735 - 1,188 51 206 260 902 1,369 88 1,508 881 1,567 170 132 1,869 3,057 5,808
Utah 73 133 - 206 2 - - 18 18 - 19 104 268 - - 268 11 383
Vermont 40 - - 40 10 - 4 0 5 2 17 74 1 2 - 3 22 100
Virginia 178 282 1 461 16 0 21 173 195 1 211 213 683 183 45 911 18 1,143
Washington 82 214 1 297 83 11 86 178 275 21 379 329 239 12 6 256 765 1,350
West Virginia 142 43 - 186 0 - - 8 8 0 9 123 57 78 11 146 63 332
Wisconsin 184 79 - 263 6 14 48 239 302 1 308 842 435 202 17 654 327 1,823
Wyoming 100 - 1 101 - - - 3 3 - 3 71 31 - - 31 118 219
U.S. Total 7,204 8,565 125 15,895 441 415 2,009 7,192 9,615 245 10,301 20,014 17,145 4,788 1,160 23,092 18,553 61,660
Puerto Rico 4/ 104 46 84 234 3 - 18 44 62 1 66 138 100 59 4 163 89 390
Grand Total 7,308 8,611 209 16,129 444 415 2,027 7,236 9,677 246 10,367 20,152 17,245 4,847 1,164 23,255 18,642 62,050

Functional System Length - 2011
   Miles by Traffic Lanes and Access Control - Urban 1/

June 2013
Sheet 4 of 4
Table HM-55

STATE MINOR ARTERIAL MAJOR COLLECTOR MINOR COLLECTOR
2 LANES DIVIDED HIGHWAYS - 4 OR MORE LANES 2/ OTHER 3/ TOTAL 2 LANES DIVIDED HIGHWAYS - 4 OR MORE LANES 2/ OTHER 3/ TOTAL 2 LANES DIVIDED HIGHWAYS - 4 OR MORE LANES 2/ OTHER 3/ TOTAL
DEGREE OF ACCESS CONTROL TOTAL DEGREE OF ACCESS CONTROL TOTAL DEGREE OF ACCESS CONTROL TOTAL
NONE PARTIAL FULL NONE PARTIAL FULL NONE PARTIAL FULL
Alabama 3,807 26 96 - 121 76 4,004 10,565 - - - - 28 10,593 - - - - - - -
Alaska 368 - 0 - 0 5 373 1,444 - 0 - 0 0 1,444 - - - - - - -
Arizona 1,226 30 21 - 51 42 1,318 4,311 28 - - 28 69 4,408 - - - - - - -
Arkansas 2,758 - - - - 235 2,994 12,459 - 8 - 8 60 12,527 - - - - - - -
California 6,098 171 43 49 264 232 6,594 12,009 53 - - 53 322 12,384 - - - - - - -
Colorado 3,688 9 19 - 28 5 3,721 5,502 - - - - - 5,502 - - - - - - -
Connecticut 256 0 - - 0 - 257 941 - - - - - 941 - - - - - - -
Delaware 94 20 - - 20 1 114 450 - - - - 1 451 - - - - - - -
Dist. of Columbia - - - - - - - - - - - - - - - - - - - - -
Florida 2,292 111 - - 111 6 2,408 4,121 23 - - 23 33 4,177 - - - - - - -
Georgia 4,897 107 - - 107 153 5,156 12,812 4 - - 4 - 12,816 - - - - - - -
Hawaii 289 0 2 - 2 2 294 319 0 0 - 0 0 320 - - - - - - -
Idaho 1,326 5 - - 5 61 1,393 5,738 18 - - 18 30 5,786 - - - - - - -
Illinois 4,603 - 23 - 23 45 4,671 13,596 26 41 - 66 89 13,752 - - - - - - -
Indiana 1,902 7 60 - 67 7 1,977 9,942 16 41 - 57 56 10,054 - - - - - - -
Iowa 3,854 - 12 - 12 8 3,875 14,361 - - - - 4 14,365 - - - - - - -
Kansas 4,141 1 30 - 31 108 4,281 22,898 - 0 - 0 0 22,899 - - - - - - -
Kentucky 1,757 52 - - 52 40 1,848 5,945 - - 8 8 3 5,955 - - - - - - -
Louisiana 1,477 213 - - 213 61 1,751 4,680 113 - - 113 143 4,936 - - - - - - -
Maine 996 1 - 1 2 19 1,016 3,181 0 - - 0 14 3,195 - - - - - - -
Maryland 806 26 8 - 34 0 840 1,483 11 - - 11 1 1,495 - - - - - - -
Massachusetts 363 - - 10 10 - 373 1,153 - - - - - 1,153 - - - - - - -
Michigan 4,831 - 68 - 68 112 5,011 16,687 - - - - 14 16,700 - - - - - - -
Minnesota 6,597 - 9 - 9 - 6,606 16,082 - - - - 31 16,113 - - - - - - -
Mississippi 3,558 9 96 - 105 5 3,668 11,712 8 70 - 78 37 11,827 - - - - - - -
Missouri 3,942 - - - - 52 3,994 16,439 - - - - - 16,439 - - - - - - -
Montana 2,926 - 6 - 6 46 2,977 7,018 - - - - 8 7,027 - - - - - - -
Nebraska 4,137 - 16 - 16 - 4,153 11,504 4 - - 4 - 11,508 - - - - - - -
Nevada 754 - 6 - 6 - 759 1,988 - - - - 4 1,991 - - - - - - -
New Hampshire 450 9 - - 9 4 463 1,081 0 - - 0 11 1,092 - - - - - - -
New Jersey 293 20 - - 20 - 313 962 - - - - - 962 - - - - - - -
New Mexico 1,862 47 - - 47 34 1,943 3,902 16 - - 16 4 3,923 - - - - - - -
New York 3,552 140 - 20 159 34 3,746 5,757 - - - - - 5,757 - - - - - - -
North Carolina 2,375 153 2 - 155 119 2,649 7,869 9 - 20 29 121 8,020 - - - - - - -
North Dakota 2,515 - - - - - 2,515 11,587 - - - - - 11,587 - - - - - - -
Ohio 2,613 0 8 - 8 36 2,657 11,153 56 7 - 64 140 11,356 - - - - - - -
Oklahoma 2,428 220 23 - 243 32 2,703 21,095 84 14 - 98 67 21,260 - - - - - - -
Oregon 2,281 7 - - 7 50 2,338 8,387 - - - - - 8,387 - - - - - - -
Pennsylvania 4,350 2 1 40 43 149 4,541 7,197 - - - - 46 7,243 - - - - - - -
Rhode Island 63 - 2 - 2 1 66 135 - 3 - 3 7 145 - - - - - - -
South Carolina 2,940 283 - - 283 33 3,256 10,401 76 - - 76 1 10,478 - - - - - - -
South Dakota 3,300 8 4 - 13 30 3,342 12,355 3 7 - 10 - 12,365 - - - - - - -
Tennessee 2,809 46 - - 46 332 3,187 5,098 0 - - 0 33 5,131 - - - - - - -
Texas 8,910 420 7 16 444 803 10,156 34,561 235 - - 235 81 34,877 - - - - - - -
Utah 1,397 13 - - 13 20 1,430 3,364 - - - - 5 3,368 - - - - - - -
Vermont 724 - - - - 4 728 1,990 2 - - 2 14 2,005 - - - - - - -
Virginia 3,125 219 28 - 247 2 3,374 9,159 51 - - 51 - 9,210 - - - - - - -
Washington 1,875 - 32 - 32 5 1,911 8,430 - - - - - 8,430 - - - - - - -
West Virginia 1,305 - - - - - 1,305 5,652 - - - - - 5,652 - - - - - - -
Wisconsin 4,738 52 - - 52 29 4,819 12,267 - - - - - 12,267 - - - - - - -
Wyoming 1,252 - - - - 0 1,253 2,745 - - - - 2 2,746 - - - - - - -
U.S. Total 128,899 2,427 621 136 3,185 3,039 135,122 414,483 837 191 28 1,055 1,480 417,018 - - - - - - -
Puerto Rico 4/ 912 29 11 - 40 58 1,010 1,194 15 2 - 17 29 1,240 - - - - - - -
Grand Total 129,811 2,456 632 136 3,225 3,097 136,132 415,677 852 193 28 1,072 1,509 418,258 - - - - - - -

1/ Some differences from other tables may be noted because these are estimated from sample data; samples entirely on structures are not included. Some States may have incomplete/unreported data.

2/ Differences may exist from prior years due to the redefinition of divided and undivided roadways in 1999.

3/ Includes 3-lane roadways, one-way streets, multi-lane 4-lane highways, etc.; for Interstate includes 2-lane roadways.

4/ 2008 data.