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Highway Statistics 2006 OHPI > Highway Statistics > 2006 > Roadway Extent > Table HM-47

NATIONAL HIGHWAY SYSTEM LENGTH - 2006

MILES BY MEASURED PAVEMENT ROUGHNESS - RURAL

OCTOBER 2007Table HM-47
SHEET 1 OF 4
STATEINTERNATIONAL ROUGHNESS INDEX (IRI) 1/
INTERSTATE SYSTEMOTHER
NOT REPORTED 2/< 6060-9495-119120-144145-170171-194195-220 > 220TOTAL REPORTEDNOT REPORTED 2/< 6060-9495-119120-144145-170171-194195-220 > 220TOTAL REPORTED
Alabama-3711202511-12-5544-5741,28914337157262,073
Alaska-3321235624873596261,013172601991521067010021109817
Arizona-619324335----9815491390121782181-1,110
Arkansas1265112501371013461320782151419364151841,836
California-272523228144651422131,28144301,71277035711418423,407
Colorado-80303155904017--685-15297937825542359141,864
Connecticut-133621---43-646553710211158
Delaware-----------49555151---170
Dist. of Columbia--------------------
Florida-463286------749-57379712114----1,505
Georgia-435246286----7151411,6791,133941523--2,926
Hawaii---15----6--12272628713104
Idaho-2638083291-2-521-539843601923421111,646
Illinois-3896841967812---1,359-906163623231426550131,661
Indiana 3/ -1495421143315---85312425902661127831911,329
Iowa-772751696926633628372436974762801528339302,000
Kansas10212372301219---645517521,5461961317-322,529
Kentucky-204224743715---554-41498721611831--1,739
Louisiana5616313777624131664781296382220141953226261,018
Maine-99145341551--299-98351145815832911785
Maryland1601079411--182811924354258311454
Massachusetts-133923-16---91-881843134---166
Michigan-76187144715242927608-490883418162844624372,144
Minnesota 4/ -333501591021615--675-6671,118474257498312,577
Mississippi-453383324184189489-1757472362171224348201,608
Missouri-35839828114---799-3561,099468286199935082,559
Montana-4026235329165111,130-4841,5843901212591-2,614
Nebraska-23314024176---420-5409702742032004367122,309
Nevada-38048166----450-1,112295111-1--1,420
New Hampshire-5351821-629150-50188894223649411
New Jersey-6221511642-668-508549461264252
New Mexico-5492573333---845-88151920671292111,710
New York-5847410583502826138377281818337111423711151,452
North Carolina-67294695222161-521-1541,09737521073492281,988
North Dakota-16824680916---519-3068693742661923913282,087
Ohio-29338532112---723-303864249156398321,624
Oklahoma21913469422217--68112457875002361188270592,097
Oregon-38435792----55492991,38654127971186112,611
Pennsylvania134544418462265131,07031697964452271053318141,807
Rhode Island-121------22--2711977548
South Carolina-158268624733103-581-4373721098123221,107
South Dakota-7832917726----610-3201,100308188996771392,192
Tennessee-58884691---688-61263612229145221,422
Texas-4731,2983265923---2,17947243,1571,780541116178-6,343
Utah-135399955822-84721-323922051708225137926
Vermont-1421102131-4-281-10197352535936320
Virginia-9451142172---666-66844311845227321,389
Washington-11818950295325-4468-3231,13632912766272542,037
West Virginia-79200313721-1837745948629113733111051,032
Wisconsin-100231952514491479-69090650822278421652,467
Wyoming-188455139166-10181551479436201795141111,956
U.S. Total719,38014,1973,8911,70673529814915630,51254015,70938,49314,9667,1363,0221,23671353181,806
Puerto Rico1--1101511-282-1412252228
Grand Total729,38014,1973,8921,71675029915015630,54054215,70938,49414,9707,1483,0241,24171553381,834


OCTOBER 2007Table HM-47
SHEET 2 OF 4
STATEINTERNATIONAL ROUGHNESS INDEX (IRI) 1/
TOTAL RURAL NHS
NOT REPORTED 2/< 6060-9495-119120-144145-170171-194195-220 > 220TOTAL REPORTED
Alabama-9451,4091684815192112,617
Alaska17294410508354143159271341,829
Arizona51,110713153832181-2,089
Arkansas447293456420671251972,298
California47022,2359985011793226164,689
Colorado-2321,28253334583529142,550
Connecticut-779603912211201
Delaware-49555151---170
Dist. of Columbia----------
Florida-1,0351,08312114----2,253
Georgia1412,1141,3791222123--3,641
Hawaii--12283228713111
Idaho-791,3644442213521312,168
Illinois-4791,2995584011546551133,020
Indiana 3/ 13901,1323791459331912,180
Iowa373209726463491789042332,630
Kansas619641,9182272536-323,175
Kentucky-6181,211291155171--2,293
Louisiana68259519297203994541321,495
Maine-1974961799663339111,084
Maryland1017935163289411636
Massachusetts-10157661320---257
Michigan-5661,0705622331368834632,752
Minnesota 4/ -7001,4686323596523413,252
Mississippi-2211,0852692401404766292,097
Missouri-7151,497496296203945083,359
Montana-8862,2074441504114213,745
Nebraska-7731,1112982202064367122,730
Nevada-1,49234326711--1,870
New Hampshire-10423997442461038562
New Jersey867210060511684317
New Mexico-1,43077623874332112,555
New York721391,292442195916537292,290
North Carolina-2201,39144426296662282,509
North Dakota-4741,1154542752083913282,606
Ohio-5961,249281167408322,346
Oklahoma34361,1335942581398970592,778
Oregon93371,82162028271186113,166
Pennsylvania35141,2406282891313819182,877
Rhode Island-122711977569
South Carolina-2011,0052711444514521,687
South Dakota-3991,429485213996771392,802
Tennessee-1,20072012838155222,110
Texas41,1974,4552,106599139179-8,522
Utah-1677913002281032521111,646
Vermont-152307552835976599
Virginia-1601,3553531015427322,055
Washington-4411,325380156118532672,506
West Virginia4138687322174531111131,409
Wisconsin-7901,13660324892472562,947
Wyoming53361,3997601955742122,774
U.S. Total61125,09252,69018,8558,8403,7541,540865687112,323
Puerto Rico3-15221773257
Grand Total61425,09252,69118,8608,8623,7711,547868689112,380



MILES BY MEASURED PAVEMENT ROUGHNESS - URBAN

OCTOBER 2007Table HM-47
SHEET 3 OF 4
STATEINTERNATIONAL ROUGHNESS INDEX (IRI) 1/
INTERSTATE SYSTEMOTHER
NOT REPORTED< 6060-9495-119120-144145-170171-194195-220 > 220TOTAL REPORTEDNOT REPORTED 2/< 6060-9495-119120-144145-170171-194195-220 > 220TOTAL REPORTED
Alabama1161101272020111473611179411954429324767
Alaska-11291810----68-11152410923276
Arizona-58863014----18819123150866021959463
Arkansas-33803418186231943138550303618811251
California2843582192551111073771,17828451444823921111666801,758
Colorado-15110733719113-268-2923316115580392325745
Connecticut-2815170339722302-131151438046271323460
Delaware1516132211-40-25644134333128
Dist. of Columbia---2311-512---243574869
Florida131537616761--721-3178081594821169111,389
Georgia-3651332281---529225254848224144--1,133
Hawaii--71211675149-1423332747261112193
Idaho-753165--45904630311610337106
Illinois-119265205118642784810-292193983562821891482661,887
Indiana 3/ -1515370423051-31651893965356351215378
Iowa2858302215856152261991935338261940379
Kansas201910957121---1988252372968527319
Kentucky-5777412923--2091341907337311256388
Louisiana534787455551203931724221481337265833989651
Maine-740136-2--68-7412420131479135
Maryland10491445015108662881154187795438171762508
Massachusetts56325594303221-47729691025030341314171,229
Michigan1672571477639141418632-11835822422316496681281,379
Minnesota 4/ -111185232222--23712719411287411176485
Mississippi-2695292115551197-23132825457281617409
Missouri-992044017103533815502431671055530713670
Montana-64155312-63-4201514442467
Nebraska-91911794116121016243965423645277
Nevada-39282017112--117357552184123151
New Hampshire-27335---1874-346834159324169
New Jersey512821067127331317361179160307300222124941551,371
New Mexico-536912107211155-3880433014669226
New York1351348161139443230398444134418473320201118772801,921
North Carolina-4926013871231252560-2935018711256311618799
North Dakota-83383----52--102912555369
Ohio-2344481034214432850-124494235188874026351,229
Oklahoma1491083022137713249-28139524529192531368
Oregon1151222771---172525156875231241411400
Pennsylvania1312129515458241353673911849344533323813779881,931
Rhode Island-925132----49--3540271711814152
South Carolina-71131391631--261-1826616010850271925673
South Dakota-828161241--69--1710141672369
Tennessee-22413428147161415-1992751126637151027741
Texas35244929016671222-1,05240899668867104232151352303,654
Utah-516033491941-2171335109513121834262
Vermont-621337---40--2098743354
Virginia4291791267223124244732733424013387633643943
Washington-10291341915168122971632271186942282644617
West Virginia-3790251645111793014102421914843206
Wisconsin330102812116101-2611339211201164113916277958
Wyoming-1531269112-397-4362011411481
U.S. Total1392,9766,5892,9191,74984043520718215,8973403,68910,2166,7594,7283,2091,8621,2072,07333,743
Puerto Rico1-11365871232772334-417172423917111
Grand Total1402,9766,6002,9551,80791145823418916,1303443,68910,2206,7764,7453,2331,8851,2162,09033,854


OCTOBER 2007Table HM-47
SHEET 4 OF 4
STATEINTERNATIONAL ROUGHNESS INDEX (IRI) 1/
TOTAL URBAN NHS
NOT REPORTED 2/< 6060-9495-119120-144145-170171-194195-220 > 220TOTAL REPORTED
Alabama234051212265491415121,129
Alaska-224442209232144
Arizona191812361157422959651
Arkansas34716484475524914444
California4168872666494322223103862,934
Colorado-453432341921005026251,015
Connecticut-4126621311356331525762
Delaware177256156344167
Dist. of Columbia---475785384
Florida16321,1841755526179112,109
Georgia2289061710432164--1,663
Hawaii-1430453854331613243
Idaho413824621103711193
Illinois-1484846034743462161562712,698
Indiana 3/ 5332461669586401415695
Iowa28281491227553342446531
Kansas294434686189527517
Kentucky19126711466341556598
Louisiana77692351771271161034198966
Maine-14813726131579202
Maryland211033311297048252468798
Massachusetts71,03235814459661516171,707
Michigan1185615371299203110821472,012
Minnesota 4/ 139312164119631376723
Mississippi-492281117572332118607
Missouri5149447207121663412161,052
Montana-96119197554129
Nebraska21936354674453746338
Nevada39682412615323268
New Hampshire-61101381593312242
New Jersey22222434133712491561071721,733
New Mexico-911495540218710381
New York55867656354602451501083192,768
North Carolina-78610325183794321201,359
North Dakota-84337155553121
Ohio-3589423382311014429372,080
Oklahoma177246816742263243614
Oregon7402781145832241411571
Pennsylvania2223978859839126215084912,603
Rhode Island-96053281712814201
South Carolina-8939719912554281925936
South Dakota-845262621823139
Tennessee-42340914081451616271,157
Texas431411,4141,1768764942371372314,706
Utah13861698580401244480
Vermont-74112101343393
Virginia36365133662051107540441,389
Washington11653181518858443356913
West Virginia30511926735181354385
Wisconsin166931328218612910163771,220
Wyoming-1967462015318179
U.S. Total4826,67116,8039,6696,4794,0602,2951,4162,25649,649
Puerto Rico5-15537595463624344
Grand Total4876,67116,8189,7226,5544,1552,3411,4522,28049,993

For footnotes, see Footnotes Page.


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