Highway Statistics 2006 - FHWA

Highway Statistics 2006 - NATIONAL HIGHWAY SYSTEM LENGTH - 2006 - Table HM-47

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

NATIONAL HIGHWAY SYSTEM LENGTH - 2006

MILES BY MEASURED PAVEMENT ROUGHNESS - RURAL

OCTOBER 2007

Table HM-47
SHEET 1 OF 4

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	-	371	120	25	11	-	12	-	5	544	-	574	1,289	143	37	15	7	2	6	2,073
Alaska	-	33	212	356	248	73	59	6	26	1,013	172	60	199	152	106	70	100	21	109	817
Arizona	-	619	324	33	5	-	-	-	-	981	5	491	390	121	78	21	8	1	-	1,110
Arkansas	1	265	112	50	13	7	10	1	3	461	3	207	821	514	193	64	15	18	4	1,836
California	-	272	523	228	144	65	14	22	13	1,281	4	430	1,712	770	357	114	18	4	2	3,407
Colorado	-	80	303	155	90	40	17	-	-	685	-	152	979	378	255	42	35	9	14	1,864
Connecticut	-	1	33	6	2	1	-	-	-	43	-	6	46	55	37	10	2	1	1	158
Delaware	-	-	-	-	-	-	-	-	-	-	-	4	95	55	15	1	-	-	-	170
Dist. of Columbia	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Florida	-	463	286	-	-	-	-	-	-	749	-	573	797	121	14	-	-	-	-	1,505
Georgia	-	435	246	28	6	-	-	-	-	715	141	1,679	1,133	94	15	2	3	-	-	2,926
Hawaii	-	-	-	1	5	-	-	-	-	6	-	-	12	27	26	28	7	1	3	104
Idaho	-	26	380	83	29	1	-	2	-	521	-	53	984	360	192	34	21	1	1	1,646
Illinois	-	389	684	196	78	12	-	-	-	1,359	-	90	616	362	323	142	65	50	13	1,661
Indiana 3/	-	149	542	114	33	15	-	-	-	853	1	242	590	266	112	78	31	9	1	1,329
Iowa	-	77	275	169	69	26	6	3	3	628	37	243	697	476	280	152	83	39	30	2,000
Kansas	10	212	372	30	12	19	-	-	-	645	51	752	1,546	196	13	17	-	3	2	2,529
Kentucky	-	204	224	74	37	15	-	-	-	554	-	414	987	216	118	3	1	-	-	1,739
Louisiana	56	163	137	77	62	4	13	16	6	478	12	96	382	220	141	95	32	26	26	1,018
Maine	-	99	145	34	15	5	1	-	-	299	-	98	351	145	81	58	32	9	11	785
Maryland	1	60	107	9	4	1	1	-	-	182	8	119	243	54	25	8	3	1	1	454
Massachusetts	-	13	39	23	-	16	-	-	-	91	-	88	18	43	13	4	-	-	-	166
Michigan	-	76	187	144	71	52	42	9	27	608	-	490	883	418	162	84	46	24	37	2,144
Minnesota 4/	-	33	350	159	102	16	15	-	-	675	-	667	1,118	474	257	49	8	3	1	2,577
Mississippi	-	45	338	33	24	18	4	18	9	489	-	175	747	236	217	122	43	48	20	1,608
Missouri	-	358	398	28	11	4	-	-	-	799	-	356	1,099	468	286	199	93	50	8	2,559
Montana	-	402	623	53	29	16	5	1	1	1,130	-	484	1,584	390	121	25	9	1	-	2,614
Nebraska	-	233	140	24	17	6	-	-	-	420	-	540	970	274	203	200	43	67	12	2,309
Nevada	-	380	48	16	6	-	-	-	-	450	-	1,112	295	11	1	-	1	-	-	1,420
New Hampshire	-	53	51	8	2	1	-	6	29	150	-	50	188	89	42	23	6	4	9	411
New Jersey	-	6	22	15	11	6	4	2	-	66	8	-	50	85	49	46	12	6	4	252
New Mexico	-	549	257	33	3	3	-	-	-	845	-	881	519	206	71	29	2	1	1	1,710
New York	-	58	474	105	83	50	28	26	13	837	72	81	818	337	111	42	37	11	15	1,452
North Carolina	-	67	294	69	52	22	16	1	-	521	-	154	1,097	375	210	73	49	22	8	1,988
North Dakota	-	168	246	80	9	16	-	-	-	519	-	306	869	374	266	192	39	13	28	2,087
Ohio	-	293	385	32	11	2	-	-	-	723	-	303	864	249	156	39	8	3	2	1,624
Oklahoma	2	191	346	94	22	21	7	-	-	681	1	245	787	500	236	118	82	70	59	2,097
Oregon	-	38	435	79	2	-	-	-	-	554	9	299	1,386	541	279	71	18	6	11	2,611
Pennsylvania	1	345	444	184	62	26	5	1	3	1,070	3	169	796	445	227	105	33	18	14	1,807
Rhode Island	-	1	21	-	-	-	-	-	-	22	-	-	2	7	11	9	7	7	5	48
South Carolina	-	158	268	62	47	33	10	3	-	581	-	43	737	210	98	12	3	2	2	1,107
South Dakota	-	78	329	177	26	-	-	-	-	610	-	320	1,100	308	188	99	67	71	39	2,192
Tennessee	-	588	84	6	9	1	-	-	-	688	-	612	636	122	29	14	5	2	2	1,422
Texas	-	473	1,298	326	59	23	-	-	-	2,179	4	724	3,157	1,780	541	116	17	8	-	6,343
Utah	-	135	399	95	58	22	-	8	4	721	-	32	392	205	170	82	25	13	7	926
Vermont	-	142	110	21	3	1	-	4	-	281	-	10	197	35	25	35	9	3	6	320
Virginia	-	94	511	42	17	2	-	-	-	666	-	66	844	311	84	52	27	3	2	1,389
Washington	-	118	189	50	29	53	25	-	4	468	-	323	1,136	329	127	66	27	25	4	2,037
West Virginia	-	79	200	31	37	21	-	1	8	377	4	59	486	291	137	33	11	10	5	1,032
Wisconsin	-	100	231	95	25	14	4	9	1	479	-	690	906	508	222	78	42	16	5	2,467
Wyoming	-	188	455	139	16	6	-	10	1	815	5	147	943	620	179	51	4	11	1	1,956
U.S. Total	71	9,380	14,197	3,891	1,706	735	298	149	156	30,512	540	15,709	38,493	14,966	7,136	3,022	1,236	713	531	81,806
Puerto Rico	1	-	-	1	10	15	1	1	-	28	2	-	1	4	12	2	5	2	2	28
Grand Total	72	9,380	14,197	3,892	1,716	750	299	150	156	30,540	542	15,709	38,494	14,970	7,148	3,024	1,241	715	533	81,834

OCTOBER 2007

Table HM-47
SHEET 2 OF 4

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	-	945	1,409	168	48	15	19	2	11	2,617
Alaska	172	94	410	508	354	143	159	27	134	1,829
Arizona	5	1,110	713	153	83	21	8	1	-	2,089
Arkansas	4	472	934	564	206	71	25	19	7	2,298
California	4	702	2,235	998	501	179	32	26	16	4,689
Colorado	-	232	1,282	533	345	83	52	9	14	2,550
Connecticut	-	7	79	60	39	12	2	1	1	201
Delaware	-	4	95	55	15	1	-	-	-	170
Dist. of Columbia	-	-	-	-	-	-	-	-	-	-
Florida	-	1,035	1,083	121	14	-	-	-	-	2,253
Georgia	141	2,114	1,379	122	21	2	3	-	-	3,641
Hawaii	-	-	12	28	32	28	7	1	3	111
Idaho	-	79	1,364	444	221	35	21	3	1	2,168
Illinois	-	479	1,299	558	401	154	65	51	13	3,020
Indiana 3/	1	390	1,132	379	145	93	31	9	1	2,180
Iowa	37	320	972	646	349	178	90	42	33	2,630
Kansas	61	964	1,918	227	25	36	-	3	2	3,175
Kentucky	-	618	1,211	291	155	17	1	-	-	2,293
Louisiana	68	259	519	297	203	99	45	41	32	1,495
Maine	-	197	496	179	96	63	33	9	11	1,084
Maryland	10	179	351	63	28	9	4	1	1	636
Massachusetts	-	101	57	66	13	20	-	-	-	257
Michigan	-	566	1,070	562	233	136	88	34	63	2,752
Minnesota 4/	-	700	1,468	632	359	65	23	4	1	3,252
Mississippi	-	221	1,085	269	240	140	47	66	29	2,097
Missouri	-	715	1,497	496	296	203	94	50	8	3,359
Montana	-	886	2,207	444	150	41	14	2	1	3,745
Nebraska	-	773	1,111	298	220	206	43	67	12	2,730
Nevada	-	1,492	343	26	7	1	1	-	-	1,870
New Hampshire	-	104	239	97	44	24	6	10	38	562
New Jersey	8	6	72	100	60	51	16	8	4	317
New Mexico	-	1,430	776	238	74	33	2	1	1	2,555
New York	72	139	1,292	442	195	91	65	37	29	2,290
North Carolina	-	220	1,391	444	262	96	66	22	8	2,509
North Dakota	-	474	1,115	454	275	208	39	13	28	2,606
Ohio	-	596	1,249	281	167	40	8	3	2	2,346
Oklahoma	3	436	1,133	594	258	139	89	70	59	2,778
Oregon	9	337	1,821	620	282	71	18	6	11	3,166
Pennsylvania	3	514	1,240	628	289	131	38	19	18	2,877
Rhode Island	-	1	22	7	11	9	7	7	5	69
South Carolina	-	201	1,005	271	144	45	14	5	2	1,687
South Dakota	-	399	1,429	485	213	99	67	71	39	2,802
Tennessee	-	1,200	720	128	38	15	5	2	2	2,110
Texas	4	1,197	4,455	2,106	599	139	17	9	-	8,522
Utah	-	167	791	300	228	103	25	21	11	1,646
Vermont	-	152	307	55	28	35	9	7	6	599
Virginia	-	160	1,355	353	101	54	27	3	2	2,055
Washington	-	441	1,325	380	156	118	53	26	7	2,506
West Virginia	4	138	687	322	174	53	11	11	13	1,409
Wisconsin	-	790	1,136	603	248	92	47	25	6	2,947
Wyoming	5	336	1,399	760	195	57	4	21	2	2,774
U.S. Total	611	25,092	52,690	18,855	8,840	3,754	1,540	865	687	112,323
Puerto Rico	3	-	1	5	22	17	7	3	2	57
Grand Total	614	25,092	52,691	18,860	8,862	3,771	1,547	868	689	112,380

MILES BY MEASURED PAVEMENT ROUGHNESS - URBAN

OCTOBER 2007

Table HM-47
SHEET 3 OF 4

STATE	INTERNATIONAL ROUGHNESS INDEX (IRI) 1/
	INTERSTATE SYSTEM										OTHER
	NOT REPORTED	< 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	1	161	101	27	20	20	11	14	7	361	1	179	411	95	44	29	3	2	4	767
Alaska	-	11	29	18	10	-	-	-	-	68	-	11	15	24	10	9	2	3	2	76
Arizona	-	58	86	30	14	-	-	-	-	188	19	123	150	86	60	21	9	5	9	463
Arkansas	-	33	80	34	18	18	6	2	3	194	3	13	85	50	30	36	18	8	11	251
California	2	84	358	219	255	111	107	37	7	1,178	2	84	514	448	239	211	116	66	80	1,758
Colorado	-	15	110	73	37	19	11	3	-	268	-	29	233	161	155	80	39	23	25	745
Connecticut	-	28	151	70	33	9	7	2	2	302	-	13	115	143	80	46	27	13	23	460
Delaware	1	5	16	13	2	2	1	1	-	40	-	2	56	44	13	4	3	3	3	128
Dist. of Columbia	-	-	-	2	3	1	1	-	5	12	-	-	-	2	4	3	5	7	48	69
Florida	1	315	376	16	7	6	1	-	-	721	-	317	808	159	48	21	16	9	11	1,389
Georgia	-	365	133	22	8	1	-	-	-	529	22	525	484	82	24	14	4	-	-	1,133
Hawaii	-	-	7	12	11	6	7	5	1	49	-	14	23	33	27	47	26	11	12	193
Idaho	-	7	53	16	5	-	-	4	5	90	4	6	30	31	16	10	3	3	7	106
Illinois	-	119	265	205	118	64	27	8	4	810	-	29	219	398	356	282	189	148	266	1,887
Indiana 3/	-	15	153	70	42	30	5	1	-	316	5	18	93	96	53	56	35	12	15	378
Iowa	2	8	58	30	22	15	8	5	6	152	26	19	91	93	53	38	26	19	40	379
Kansas	20	19	109	57	12	1	-	-	-	198	8	25	237	29	6	8	5	2	7	319
Kentucky	-	57	77	41	29	2	3	-	-	209	1	34	190	73	37	31	12	5	6	388
Louisiana	53	47	87	45	55	51	20	3	9	317	24	22	148	133	72	65	83	39	89	651
Maine	-	7	40	13	6	-	2	-	-	68	-	7	41	24	20	13	14	7	9	135
Maryland	10	49	144	50	15	10	8	6	6	288	11	54	187	79	54	38	17	17	62	508
Massachusetts	5	63	255	94	30	32	2	1	-	477	2	969	102	50	30	34	13	14	17	1,229
Michigan	1	67	257	147	76	39	14	14	18	632	-	118	358	224	223	164	96	68	128	1,379
Minnesota 4/	-	11	118	52	32	22	2	-	-	237	1	27	194	112	87	41	11	7	6	485
Mississippi	-	26	95	29	21	15	5	5	1	197	-	23	132	82	54	57	28	16	17	409
Missouri	-	99	204	40	17	10	3	5	3	381	5	50	243	167	105	55	30	7	13	670
Montana	-	6	41	5	5	3	1	2	-	63	-	4	20	15	14	4	4	2	4	67
Nebraska	-	9	19	11	7	9	4	1	1	61	2	10	16	24	39	65	42	36	45	277
Nevada	-	39	28	20	17	11	2	-	-	117	3	57	55	21	8	4	1	2	3	151
New Hampshire	-	27	33	5	-	-	-	1	8	74	-	34	68	34	15	9	3	2	4	169
New Jersey	5	12	82	106	71	27	33	13	17	361	17	9	160	307	300	222	124	94	155	1,371
New Mexico	-	53	69	12	10	7	2	1	1	155	-	38	80	43	30	14	6	6	9	226
New York	13	51	348	161	139	44	32	30	39	844	41	34	418	473	320	201	118	77	280	1,921
North Carolina	-	49	260	138	71	23	12	5	2	560	-	29	350	187	112	56	31	16	18	799
North Dakota	-	8	33	8	3	-	-	-	-	52	-	-	10	29	12	5	5	5	3	69
Ohio	-	234	448	103	42	14	4	3	2	850	-	124	494	235	188	87	40	26	35	1,229
Oklahoma	1	49	108	30	22	13	7	7	13	249	-	28	139	52	45	29	19	25	31	368
Oregon	1	15	122	27	7	1	-	-	-	172	5	25	156	87	52	31	24	14	11	400
Pennsylvania	13	121	295	154	58	24	13	5	3	673	9	118	493	445	333	238	137	79	88	1,931
Rhode Island	-	9	25	13	2	-	-	-	-	49	-	-	35	40	27	17	11	8	14	152
South Carolina	-	71	131	39	16	3	1	-	-	261	-	18	266	160	108	50	27	19	25	673
South Dakota	-	8	28	16	12	4	1	-	-	69	-	-	17	10	14	16	7	2	3	69
Tennessee	-	224	134	28	14	7	1	6	1	415	-	199	275	112	66	37	15	10	27	741
Texas	3	52	449	290	166	71	22	2	-	1,052	40	89	966	886	710	423	215	135	230	3,654
Utah	-	51	60	33	49	19	4	1	-	217	13	35	109	51	31	21	8	3	4	262
Vermont	-	6	21	3	3	7	-	-	-	40	-	-	20	9	8	7	4	3	3	54
Virginia	4	29	179	126	72	23	12	4	2	447	32	7	334	240	133	87	63	36	43	943
Washington	-	102	91	34	19	15	16	8	12	297	1	63	227	118	69	42	28	26	44	617
West Virginia	-	37	90	25	16	4	5	1	1	179	30	14	102	42	19	14	8	4	3	206
Wisconsin	3	30	102	81	21	16	10	1	-	261	13	39	211	201	164	113	91	62	77	958
Wyoming	-	15	31	26	9	11	2	-	3	97	-	4	36	20	11	4	1	1	4	81
U.S. Total	139	2,976	6,589	2,919	1,749	840	435	207	182	15,897	340	3,689	10,216	6,759	4,728	3,209	1,862	1,207	2,073	33,743
Puerto Rico	1	-	11	36	58	71	23	27	7	233	4	-	4	17	17	24	23	9	17	111
Grand Total	140	2,976	6,600	2,955	1,807	911	458	234	189	16,130	344	3,689	10,220	6,776	4,745	3,233	1,885	1,216	2,090	33,854

OCTOBER 2007

Table HM-47
SHEET 4 OF 4

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	2	340	512	122	65	49	14	15	12	1,129
Alaska	-	22	44	42	20	9	2	3	2	144
Arizona	19	181	236	115	74	22	9	5	9	651
Arkansas	3	47	164	84	47	55	24	9	14	444
California	4	168	872	666	494	322	223	103	86	2,934
Colorado	-	45	343	234	192	100	50	26	25	1,015
Connecticut	-	41	266	213	113	56	33	15	25	762
Delaware	1	7	72	56	15	6	3	4	4	167
Dist. of Columbia	-	-	-	4	7	5	7	8	53	84
Florida	1	632	1,184	175	55	26	17	9	11	2,109
Georgia	22	890	617	104	32	16	4	-	-	1,663
Hawaii	-	14	30	45	38	54	33	16	13	243
Idaho	4	13	82	46	21	10	3	7	11	193
Illinois	-	148	484	603	474	346	216	156	271	2,698
Indiana 3/	5	33	246	166	95	86	40	14	15	695
Iowa	28	28	149	122	75	53	34	24	46	531
Kansas	29	44	346	86	18	9	5	2	7	517
Kentucky	1	91	267	114	66	34	15	5	6	598
Louisiana	77	69	235	177	127	116	103	41	98	966
Maine	-	14	81	37	26	13	15	7	9	202
Maryland	21	103	331	129	70	48	25	24	68	798
Massachusetts	7	1,032	358	144	59	66	15	16	17	1,707
Michigan	1	185	615	371	299	203	110	82	147	2,012
Minnesota 4/	1	39	312	164	119	63	13	7	6	723
Mississippi	-	49	228	111	75	72	33	21	18	607
Missouri	5	149	447	207	121	66	34	12	16	1,052
Montana	-	9	61	19	19	7	5	5	4	129
Nebraska	2	19	36	35	46	74	45	37	46	338
Nevada	3	96	82	41	26	15	3	2	3	268
New Hampshire	-	61	101	38	15	9	3	3	12	242
New Jersey	22	22	243	413	371	249	156	107	172	1,733
New Mexico	-	91	149	55	40	21	8	7	10	381
New York	55	86	765	635	460	245	150	108	319	2,768
North Carolina	-	78	610	325	183	79	43	21	20	1,359
North Dakota	-	8	43	37	15	5	5	5	3	121
Ohio	-	358	942	338	231	101	44	29	37	2,080
Oklahoma	1	77	246	81	67	42	26	32	43	614
Oregon	7	40	278	114	58	32	24	14	11	571
Pennsylvania	22	239	788	598	391	262	150	84	91	2,603
Rhode Island	-	9	60	53	28	17	12	8	14	201
South Carolina	-	89	397	199	125	54	28	19	25	936
South Dakota	-	8	45	26	26	21	8	2	3	139
Tennessee	-	423	409	140	81	45	16	16	27	1,157
Texas	43	141	1,414	1,176	876	494	237	137	231	4,706
Utah	13	86	169	85	80	40	12	4	4	480
Vermont	-	7	41	12	10	13	4	3	3	93
Virginia	36	36	513	366	205	110	75	40	44	1,389
Washington	1	165	318	151	88	58	44	33	56	913
West Virginia	30	51	192	67	35	18	13	5	4	385
Wisconsin	16	69	313	282	186	129	101	63	77	1,220
Wyoming	-	19	67	46	20	15	3	1	8	179
U.S. Total	482	6,671	16,803	9,669	6,479	4,060	2,295	1,416	2,256	49,649
Puerto Rico	5	-	15	53	75	95	46	36	24	344
Grand Total	487	6,671	16,818	9,722	6,554	4,155	2,341	1,452	2,280	49,993

For footnotes, see Footnotes Page.

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Page last modified on November 7, 2014