U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000

Skip to content
Facebook iconYouTube iconTwitter iconFlickr iconLinkedInInstagram

Policy and Governmental Affairs
Office of Highway Policy Information

FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Highway Statistics Series / 2008 / Office of Highway Policy Information

October 2009
Sheet 1 of 4
Table HM-53

Excel Version (66 kb)

STATE INTERSTATE OTHER PRINCIPAL ARTERIAL
LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL
< 12 12 > 12 < 9 9 10 11 12 > 12
Alabama - 534 6 540 - - 5 76 2,023 43 2,147
Alaska 61 865 87 1,013 - - 1 56 471 277 805
Arizona - 886 95 981 - - - - 778 389 1,167
Arkansas - 450 - 450 - - 35 711 1,472 18 2,236
California - 1,282 - 1,282 - - 48 162 3,286 2 3,498
Colorado - 651 31 682 - - 92 204 1,938 84 2,318
Connecticut - 43 - 43 - - - 2 162 - 164
Delaware - - - - - - - - 145 21 166
Dist. of Columbia - - - - - - - - - - -
Florida - 740 9 749 - - 33 151 2,632 41 2,857
Georgia - 693 22 715 - - 3 83 2,094 460 2,640
Hawaii - 6 - 6 - - 1 33 77 - 111
Idaho - 522 - 522 - - - 9 1,720 - 1,729
Illinois - 1,346 7 1,353 - - - 304 1,810 240 2,354
Indiana 2/ - 706 - 706 - - 23 77 1,419 69 1,588
Iowa - 553 75 628 - - 9 240 2,980 249 3,478
Kansas - 643 - 643 - - - 17 3,049 - 3,066
Kentucky 12 541 - 553 - 46 114 397 1,771 29 2,357
Louisiana - 534 - 534 - - - 99 893 - 992
Maine 5 294 - 299 - - 39 155 569 22 785
Maryland - 183 - 183 - - 17 4 418 5 444
Massachusetts - 91 - 91 2 - - 6 148 11 167
Michigan - 608 - 608 - - - 428 2,145 - 2,573
Minnesota - 622 - 622 - - 75 111 3,289 129 3,604
Mississippi - 490 1 491 - - 51 140 1,673 8 1,872
Missouri - 722 - 722 - 43 128 395 2,531 38 3,135
Montana - 1,118 12 1,130 - - - 27 2,595 - 2,622
Nebraska - 420 - 420 - - 19 7 2,615 53 2,694
Nevada - 443 - 443 - - - - 1,409 - 1,409
New Hampshire - 149 1 150 - - 3 6 346 2 357
New Jersey - 65 - 65 - - - - 245 9 254
New Mexico - 704 140 844 2 - 29 62 1,744 4 1,841
New York 4 622 215 841 - 10 129 312 953 136 1,540
North Carolina - 542 - 542 13 7 17 218 1,693 - 1,948
North Dakota - 519 - 519 - - - - 2,933 - 2,933
Ohio - 724 - 724 - 17 45 211 1,694 1 1,968
Oklahoma - 683 - 683 - - - 68 2,201 49 2,318
Oregon - 549 6 555 - - - 145 2,426 214 2,785
Pennsylvania - 1,097 - 1,097 - - 58 718 1,144 13 1,933
Rhode Island - 19 - 19 - - - 2 32 14 48
South Carolina - 581 - 581 - - 4 69 1,206 2 1,281
South Dakota - 602 - 602 - - - - 2,532 - 2,532
Tennessee - 688 - 688 - - 82 352 1,431 - 1,865
Texas 176 1,881 - 2,057 - - 3 646 6,647 182 7,478
Utah - 725 - 725 - - - - 990 - 990
Vermont - 280 - 280 1 1 10 62 217 29 320
Virginia 47 620 - 667 - - 88 367 916 1 1,372
Washington - 467 - 467 - - 17 722 1,241 - 1,980
West Virginia - 351 2 353 33 98 190 52 676 2 1,051
Wisconsin - 478 - 478 - - - 31 3,058 90 3,179
Wyoming - 761 56 817 - - - 24 1,965 - 1,989
U.S. Total 305 29,093 765 30,163 51 222 1,368 7,961 82,402 2,936 94,940
Puerto Rico 3 - 28 31 - - 9 - - 44 53
Grand Total 308 29,093 793 30,194 51 222 1,377 7,961 82,402 2,980 94,993

October 2009
Sheet 2 of 4
Table HM-53

STATE MINOR ARTERIAL MAJOR COLLECTOR
LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL
< 9 9 10 11 12 > 12 < 9 9 10 11 12 > 12
Alabama - - 63 238 3,482 26 3,809 - - 8,699 1,269 1,691 71 11,730
Alaska - - - 15 326 103 444 - 10 52 120 1,123 127 1,432
Arizona - - - 28 1,214 115 1,357 - - 135 254 3,409 504 4,302
Arkansas - 153 1,021 1,063 820 - 3,057 83 300 6,818 4,352 1,210 - 12,763
California - 80 725 766 4,968 80 6,619 152 264 1,142 1,692 8,992 384 12,626
Colorado - - 275 860 2,561 58 3,754 94 99 1,096 859 3,244 114 5,506
Connecticut - - - - 248 - 248 6 73 59 84 727 - 949
Delaware - - 1 17 91 1 110 4 49 109 140 128 19 449
Dist. of Columbia - - - - - - - - - - - - - -
Florida - - 72 193 2,135 - 2,400 - 388 1,542 1,063 1,072 53 4,118
Georgia - - 59 375 4,207 546 5,187 - 849 4,576 1,935 5,228 195 12,783
Hawaii - 7 82 103 105 - 297 8 100 110 36 68 - 322
Idaho - - - 79 1,346 - 1,425 325 434 1,475 617 2,927 - 5,778
Illinois - 91 - 445 3,019 1,131 4,686 161 439 2,726 7,030 2,846 527 13,729
Indiana 2/ 6 - 234 492 1,270 55 2,057 60 1,644 2,936 1,426 3,441 878 10,385
Iowa - - 75 576 3,006 254 3,911 - - 598 9,935 3,046 765 14,344
Kansas - - - 182 4,098 - 4,280 - 584 2,916 8,975 9,656 719 22,850
Kentucky - 105 793 233 568 6 1,705 46 1,587 3,608 542 409 16 6,208
Louisiana - - 78 436 1,075 - 1,589 - - 1,565 1,426 1,682 - 4,673
Maine - - 187 302 520 9 1,018 29 525 1,729 712 211 21 3,227
Maryland - - 8 149 641 - 798 9 21 360 459 650 7 1,506
Massachusetts - 14 - 91 219 69 393 5 137 230 450 272 50 1,144
Michigan 31 - 238 1,996 2,730 11 5,006 747 523 3,129 7,597 4,588 25 16,609
Minnesota - - 171 444 5,796 226 6,637 - 151 380 2,275 13,233 57 16,096
Mississippi - - 787 1,100 1,791 5 3,683 237 1,635 6,067 2,284 1,574 3 11,800
Missouri - - 748 2,064 1,055 103 3,970 - - 10,940 4,545 969 11 16,465
Montana - - 128 411 2,436 7 2,982 263 305 497 759 5,127 111 7,062
Nebraska - - - 230 3,705 234 4,169 293 215 753 3,787 5,303 1,144 11,495
Nevada - - - 29 709 - 738 - - 154 31 1,844 37 2,066
New Hampshire - - - 75 390 - 465 - - 79 420 595 - 1,094
New Jersey - - - 21 282 10 313 - - 31 108 534 293 966
New Mexico - - 73 155 1,611 108 1,947 19 142 1,271 282 1,781 388 3,883
New York - - 596 1,849 1,256 46 3,747 - - 1,295 2,833 1,533 57 5,718
North Carolina - 124 239 768 1,467 - 2,598 - 1,234 2,244 1,965 2,570 - 8,013
North Dakota - - - - 2,486 31 2,517 - - - 372 11,009 141 11,522
Ohio - 124 521 359 1,631 9 2,644 - 2,451 5,181 868 2,773 56 11,329
Oklahoma - - - 368 2,308 9 2,685 1,026 2,429 3,808 4,953 8,841 190 21,247
Oregon - - 158 549 1,493 161 2,361 18 592 1,541 2,479 3,220 503 8,353
Pennsylvania 22 28 870 2,483 1,142 - 4,545 111 675 2,571 2,905 973 - 7,235
Rhode Island - - 1 6 39 19 65 - - 7 23 91 24 145
South Carolina - - 131 786 2,372 - 3,289 65 939 2,803 4,921 1,716 41 10,485
South Dakota - 19 - 61 3,261 - 3,341 400 345 777 1,495 8,398 999 12,414
Tennessee - - 688 1,354 1,158 - 3,200 - 833 2,133 1,690 453 - 5,109
Texas - - 79 503 8,745 681 10,008 - 1,771 9,201 6,419 16,756 409 34,556
Utah - - - - 1,489 - 1,489 176 83 54 189 2,707 - 3,209
Vermont - 3 28 394 269 33 727 - 134 487 1,108 264 16 2,009
Virginia - 27 2,338 693 382 1 3,441 1,698 1,582 4,412 1,312 271 - 9,275
Washington - - 181 1,185 475 20 1,861 - 277 860 3,991 2,374 693 8,195
West Virginia 65 269 664 272 72 - 1,342 1,557 2,003 764 834 492 - 5,650
Wisconsin - - 30 644 4,027 131 4,832 - - 2,153 7,465 2,795 67 12,480
Wyoming - - 40 98 1,080 3 1,221 - 48 284 468 2,077 - 2,877
U.S. Total 124 1,044 12,382 25,540 91,576 4,301 134,967 7,592 25,870 106,357 111,754 156,893 9,715 418,181
Puerto Rico 73 - 119 - - 40 232 92 - 107 - - 44 243
Grand Total 197 1,044 12,501 25,540 91,576 4,341 135,199 7,684 25,870 106,464 111,754 156,893 9,759 418,424

October 2009
Sheet 3 of 4
Table HM-53

STATE INTERSTATE OTHER FREEWAYS AND EXPRESSWAYS OTHER PRINCIPAL ARTERIAL
LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL
< 12 12 > 12 < 9 9 10 11 12 > 12 < 9 9 10 11 12 > 12
Alabama 2 363 - 365 - - - - 41 - 41 - - 39 27 986 8 1,060
Alaska - 59 10 69 - - - - - - - - - - 1 52 9 62
Arizona 3 178 7 188 - - - - 143 34 177 - - 2 137 1,082 178 1,399
Arkansas - 206 - 206 - - - 1 100 - 101 - 3 59 226 319 10 617
California 28 1,150 - 1,178 - - - 38 1,498 1 1,537 1 - 29 205 6,166 87 6,488
Colorado 4 255 10 269 - - - 35 275 - 310 - 7 96 94 965 26 1,188
Connecticut - 303 - 303 - - - - 236 2 238 - - 22 15 645 3 685
Delaware - 41 - 41 - - - - 17 13 30 - - - 23 149 6 178
Dist. of Columbia 1 - 11 12 - - 8 1 5 7 21 7 21 18 28 22 6 102
Florida 1 676 41 718 - - - 14 557 2 573 - 22 89 674 2,610 184 3,579
Georgia - 499 28 527 - - - 5 104 6 115 1 - 57 94 1,390 401 1,943
Hawaii 6 42 - 48 - - - 6 28 - 34 - 2 36 46 136 8 228
Idaho - 90 - 90 - - - - - - - - - 2 8 404 - 414
Illinois 4 806 2 812 - - - - 96 4 100 - 9 159 254 2,382 275 3,079
Indiana 2/ - 461 - 461 - - - - 162 - 162 - 8 95 193 1,319 259 1,874
Iowa 1 104 49 154 - - - - - - - 1 - 10 56 491 244 802
Kansas - 214 - 214 1 - 9 4 172 - 186 19 2 38 53 698 - 810
Kentucky - 209 - 209 - - - 2 65 - 67 - 1 99 179 486 25 790
Louisiana - 371 - 371 - - - - 50 - 50 - 6 51 120 881 7 1,065
Maine 4 63 1 68 - - - - 17 2 19 - - 7 6 110 19 142
Maryland - 295 2 297 - - - - 281 12 293 6 3 19 59 852 125 1,064
Massachusetts 3 477 2 482 - - - - 308 6 314 - 9 170 187 867 613 1,846
Michigan - 635 - 635 - - - 3 324 1 328 9 15 133 816 1,248 74 2,295
Minnesota - 267 15 282 - - - - 168 1 169 - - 3 13 566 30 612
Mississippi 4 201 2 207 - - - 2 64 - 66 - 3 58 236 712 22 1,031
Missouri - 451 2 453 - - - - 393 5 398 - - 79 198 857 42 1,176
Montana - 62 - 62 - - - - - - - - - - 1 183 3 187
Nebraska - 60 1 61 - - - - 21 - 21 - - 21 25 348 84 478
Nevada - 126 - 126 - - - - 48 - 48 - - - 1 292 - 293
New Hampshire - 76 - 76 - - - - 56 - 56 - - - 11 189 18 218
New Jersey - 366 - 366 - - - 13 389 - 402 - 1 30 76 1,257 341 1,705
New Mexico - 146 10 156 - - - - 5 - 5 - - 29 51 536 89 705
New York 14 640 207 861 1 - 39 53 607 87 787 91 10 305 194 1,648 608 2,856
North Carolina 1 582 - 583 1 1 - 4 421 - 427 21 20 58 163 1,513 - 1,775
North Dakota - 52 - 52 - - - - - - - - - 3 - 164 2 169
Ohio - 846 - 846 - - - 8 474 - 482 - 23 316 250 1,725 98 2,412
Oklahoma - 249 - 249 - - - - 181 10 191 4 2 61 89 598 293 1,047
Oregon - 170 4 174 - - - - 50 7 57 - - 2 42 492 224 760
Pennsylvania - 695 - 695 - - 1 30 510 1 542 - 24 216 678 1,505 416 2,839
Rhode Island - 50 - 50 - - - 2 88 - 90 - 3 47 51 196 65 362
South Carolina 33 202 - 235 - - - - 84 - 84 - - 51 102 825 40 1,018
South Dakota - 77 - 77 - - - - 11 - 11 - - 1 - 136 - 137
Tennessee 5 410 2 417 - - - - 152 1 153 - - 95 300 1,153 2 1,550
Texas 112 1,040 24 1,176 - - - 305 1,277 7 1,589 - 5 113 1,247 4,266 166 5,797
Utah - 211 - 211 - - - - 20 - 20 2 - 2 - 363 - 367
Vermont - 40 - 40 - - - - 18 2 20 1 1 6 16 62 17 103
Virginia 9 440 - 449 - - 1 5 260 5 271 - - 105 195 933 47 1,280
Washington 20 277 - 297 - - - 44 331 - 375 - 3 78 508 658 73 1,320
West Virginia - 199 - 199 1 - - - 6 2 9 1 4 58 45 202 18 328
Wisconsin - 261 4 265 - - - - 288 3 291 - 2 31 186 1,177 533 1,929
Wyoming - 74 23 97 - - - - 3 - 3 - - - 14 180 17 211
U.S. Total 255 15,767 457 16,479 4 1 58 575 10,404 221 11,263 164 209 2,998 8,193 46,996 5,815 64,375
Puerto Rico 2 - 231 233 - - 5 - - 61 66 - - 108 - - 283 391
Grand Total 257 15,767 688 16,712 4 1 63 575 10,404 282 11,329 164 209 3,106 8,193 46,996 6,098 64,766

October 2009
Sheet 4 of 4
Table HM-53

STATE MINOR ARTERIAL COLLECTOR
LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL
< 9 9 10 11 12 > 12 < 9 9 10 11 12 > 12
Alabama - - 513 187 1,289 214 2,203 21 39 1,090 168 546 275 2,139
Alaska - - - 41 138 28 207 5 16 8 43 211 59 342
Arizona 7 - 23 192 1,321 264 1,807 - - 50 105 1,279 205 1,639
Arkansas 8 92 281 448 291 68 1,188 51 148 443 168 170 124 1,104
California 40 18 486 542 9,423 254 10,763 75 161 595 786 9,210 410 11,237
Colorado 14 3 168 263 1,147 60 1,655 14 14 266 160 1,163 172 1,789
Connecticut - 14 64 79 1,503 - 1,660 11 70 181 246 1,338 6 1,852
Delaware - 9 9 19 125 28 190 43 45 121 41 88 31 369
Dist. of Columbia 1 21 42 43 27 31 165 9 20 22 43 44 18 156
Florida - 58 228 1,092 2,400 254 4,032 2 412 1,003 1,984 2,873 537 6,811
Georgia - 11 484 733 2,360 686 4,274 - 76 541 469 1,015 579 2,680
Hawaii - 3 37 47 29 1 117 23 30 164 50 77 49 393
Idaho - 2 32 23 571 - 628 16 6 67 43 517 - 649
Illinois - 87 657 715 2,363 556 4,378 13 461 1,372 623 1,667 406 4,542
Indiana 2/ 20 173 595 607 948 408 2,751 47 573 947 416 383 228 2,594
Iowa 2 24 85 262 559 625 1,557 - 8 34 218 320 477 1,057
Kansas 65 47 125 174 956 - 1,367 151 107 190 257 744 - 1,449
Kentucky - 66 364 223 299 61 1,013 63 207 369 144 113 70 966
Louisiana - 29 421 299 1,098 39 1,886 10 266 789 447 666 14 2,192
Maine - 1 14 20 144 51 230 - 24 144 104 189 70 531
Maryland 6 30 216 174 641 342 1,409 4 51 266 237 532 567 1,657
Massachusetts 16 36 282 520 1,335 1,569 3,758 290 125 575 523 666 737 2,916
Michigan 69 104 944 1,477 1,777 421 4,792 242 147 738 1,044 878 411 3,460
Minnesota 1 - 27 79 2,364 64 2,535 2 169 91 199 1,777 56 2,294
Mississippi - 83 137 303 368 43 934 8 229 448 241 376 131 1,433
Missouri - - 164 1,059 625 81 1,929 - 28 467 1,007 671 108 2,281
Montana - - 4 2 232 7 245 2 8 5 78 233 2 328
Nebraska 9 6 87 145 367 151 765 15 42 86 118 143 64 468
Nevada - - 3 2 627 3 635 - - 8 - 588 33 629
New Hampshire - - 13 46 356 77 492 13 1 69 115 268 37 503
New Jersey 4 7 146 532 1,631 1,164 3,484 59 38 254 631 856 923 2,761
New Mexico - 3 51 111 358 90 613 - - 321 169 917 91 1,498
New York 248 50 962 1,123 2,325 990 5,698 267 509 1,495 1,045 1,145 960 5,421
North Carolina 39 166 459 486 1,982 - 3,132 13 388 663 498 1,323 - 2,885
North Dakota - - - 4 289 2 295 2 - - 15 269 1 287
Ohio - 123 1,013 560 1,883 327 3,906 34 665 1,603 591 1,458 259 4,610
Oklahoma 2 136 292 561 817 343 2,151 4 79 136 187 190 450 1,046
Oregon - 4 42 251 595 229 1,121 9 87 231 432 706 416 1,881
Pennsylvania 7 119 787 1,377 1,250 419 3,959 72 299 1,866 1,269 1,211 616 5,333
Rhode Island - 3 14 61 220 61 359 - 16 60 149 222 165 612
South Carolina - 5 179 318 820 147 1,469 4 98 921 443 590 378 2,434
South Dakota 2 - 1 3 361 8 375 - - 4 32 209 3 248
Tennessee 2 67 361 542 1,472 2 2,446 30 304 767 318 779 30 2,228
Texas 6 18 402 2,429 4,743 543 8,141 48 240 1,167 4,377 5,168 1,470 12,470
Utah - - - 23 808 4 835 - 6 17 40 795 - 858
Vermont 1 6 13 51 65 15 151 1 22 92 46 34 21 216
Virginia 1 78 594 297 1,141 119 2,230 103 206 842 332 661 205 2,349
Washington - 9 245 806 1,287 252 2,599 - 71 454 667 1,004 183 2,379
West Virginia 40 96 180 101 264 56 737 93 236 151 82 141 25 728
Wisconsin - 4 289 650 1,462 84 2,489 26 37 429 666 1,106 39 2,303
Wyoming - 1 2 11 122 31 167 - 2 41 56 295 115 509
U.S. Total 610 1,812 12,537 20,113 59,578 11,272 105,922 1,895 6,786 22,663 22,122 47,824 12,226 113,516
Puerto Rico 77 - 633 - 2 298 1,010 285 - 738 - - 215 1,238
Grand Total 687 1,812 13,170 20,113 59,580 11,570 106,932 2,180 6,786 23,401 22,122 47,824 12,441 114,754

1/ Some differences from other tables may be noted because these are estimated from sample data; samples entirely on structures are included.

2/ Excludes 788 miles of Federal agency owned roads.

Return to top

Page last modified on June 30, 2017
Privacy Policy | Freedom of Information Act (FOIA) | Accessibility | Web Policies & Notices | No Fear Act | Report Waste, Fraud and Abuse | U.S. DOT Home | USA.gov | WhiteHouse.gov

Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000