
Highway Statistics 2001	OHPI > Highway Statistics > 2001 > Roadway Extent > Table HM-64

FUNCTIONAL SYSTEM LENGTH - 2001

MILES BY MEASURED PAVEMENT ROUGHNESS - RURAL

JUNE 2004

Table HM-64
SHEET 1 OF 4

STATE	INTERNATIONAL ROUGHNESS INDEX (IRI) 1/
	INTERSTATE
	NOT REPORTED 2/	< 60	60-94	95-119	120-144	145-170	171-194	195-220	> 220	TOTAL REPORTED
Alabama	-	259	258	44	30	12	-	-	-	603
Alaska	-	10	146	299	278	266	31	-	-	1,030
Arizona	-	867	114	15	-	-	-	-	-	996
Arkansas	9	4	147	64	44	67	60	38	35	459
California	-	55	551	369	136	143	51	31	22	1,358
Colorado	-	68	487	175	37	-	-	1	-	768
Connecticut	-	3	76	16	2	4	-	-	-	101
Delaware	-	-	-	-	-	-	-	-	-	-
Dist. of Columbia	-	-	-	-	-	-	-	-	-	-
Florida	-	787	99	2	36	27	-	-	-	951
Georgia	-	554	211	37	4	-	-	-	-	806
Hawaii	-	-	-	-	6	-	-	-	-	6
Idaho	-	216	221	76	4	1	4	3	1	526
Illinois	-	123	807	312	226	39	6	-	2	1,515
Indiana	-	366	374	75	32	5	-	-	-	852
Iowa	1	65	290	183	58	38	-	-	-	634
Kansas	-	232	378	70	14	-	-	-	-	694
Kentucky	1	263	126	37	72	33	-	-	-	531
Louisiana	54	100	198	103	73	49	35	-	-	558
Maine	-	24	259	23	6	1	-	-	-	313
Maryland	1	20	162	34	9	1	1	-	-	227
Massachusetts	-	-	71	58	9	25	-	-	-	163
Michigan	-	9	231	163	158	102	58	13	5	739
Minnesota	-	138	373	156	11	3	-	-	-	681
Mississippi	-	92	239	101	59	45	12	8	-	556
Missouri	-	3	248	275	194	77	10	-	-	807
Montana	-	303	626	116	54	20	15	-	1	1,135
Nebraska	-	230	57	63	47	30	10	-	-	437
Nevada	-	398	48	23	11	-	-	-	-	480
New Hampshire	-	25	149	3	-	-	-	-	-	177
New Jersey	-	2	55	27	8	7	10	6	4	119
New Mexico	-	563	294	28	6	-	1	-	-	892
New York	15	116	542	110	49	55	26	27	6	931
North Carolina	-	74	301	131	55	71	6	12	1	651
North Dakota	-	142	295	75	19	-	-	-	-	531
Ohio	-	500	270	42	12	3	-	-	2	829
Oklahoma	7	172	283	143	73	39	2	-	1	713
Oregon	-	9	189	307	71	4	-	-	-	580
Pennsylvania	4	192	671	228	69	23	9	8	4	1,204
Rhode Island	-	-	16	5	-	-	-	-	-	21
South Carolina	-	253	287	89	39	2	-	-	-	670
South Dakota	-	29	344	161	54	39	1	-	1	629
Tennessee	-	534	193	6	1	1	-	-	-	735
Texas	-	290	1,401	350	143	21	2	2	4	2,213
Utah	16	147	301	127	74	73	22	8	4	756
Vermont	-	77	129	48	10	13	-	4	-	281
Virginia	-	71	600	51	3	5	-	-	-	730
Washington	-	162	206	90	38	5	-	-	-	501
West Virginia	-	98	237	33	56	23	2	6	-	455
Wisconsin	1	108	326	99	22	26	-	-	-	581
Wyoming	-	385	367	38	29	7	-	-	-	826
U.S. Total	109	9,138	14,253	5,080	2,441	1,405	374	167	93	32,951
Puerto Rico	-	-	6	21	51	16	5	2	1	102
Grand Total	109	9,138	14,259	5,101	2,492	1,421	379	169	94	33,053

JUNE 2004

Table HM-64
SHEET 2 OF 4

STATE	INTERNATIONAL ROUGHNESS INDEX (IRI) 1/
	OTHER PRINCIPAL ARTERIAL										MINOR ARTERIAL 3/
	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	5	480	1,225	314	48	7	2	-	-	2,076	-	458	2,163	824	146	76	-	-	27	3,694
Alaska	455	-	136	72	31	54	53	2	7	355	219	-	12	51	71	29	59	-	-	222
Arizona	67	347	438	180	83	62	4	4	1	1,119	58	264	404	225	165	24	118	-	-	1,200
Arkansas	80	9	639	666	362	214	108	48	16	2,062	15	-	630	839	588	801	75	55	15	3,003
California	8	51	1,086	1,128	829	446	118	48	21	3,727	-	34	1,233	1,466	1,664	1,044	619	590	315	6,965
Colorado	-	207	996	536	234	181	35	50	7	2,246	-	522	1,024	967	404	413	152	145	10	3,637
Connecticut	-	-	67	80	69	27	14	2	3	262	-	-	42	92	248	78	28	7	-	495
Delaware	11	6	83	80	21	2	3	3	1	199	-	-	59	24	19	6	3	6	4	121
Dist. of Columbia	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Florida	6	1,555	1,562	392	131	55	35	10	4	3,744	-	643	1,536	235	86	58	7	20	-	2,585
Georgia	-	2,030	737	34	3	4	1	-	-	2,809	-	3,664	1,879	20	10	-	-	-	-	5,573
Hawaii	4	-	8	40	27	31	13	1	1	121	53	-	38	85	109	38	12	39	3	324
Idaho	-	277	898	342	156	43	8	1	1	1,726	-	216	583	281	131	18	4	1	12	1,246
Illinois	-	86	1,036	678	459	215	95	27	10	2,606	-	715	1,473	1,617	230	506	127	19	112	4,799
Indiana	9	531	660	261	179	68	26	3	1	1,729	-	598	868	362	132	240	26	10	-	2,236
Iowa	3	443	1,291	604	471	400	173	65	36	3,483	35	773	1,039	519	614	382	365	126	104	3,922
Kansas	1	673	1,749	490	174	44	13	13	5	3,161	-	664	2,782	399	405	10	14	10	21	4,305
Kentucky	-	385	1,048	367	174	58	17	1	-	2,050	-	3	671	582	288	84	5	1	-	1,634
Louisiana	13	77	451	205	186	148	98	26	32	1,223	-	166	481	325	380	99	62	55	64	1,632
Maine	-	37	462	195	78	9	4	2	-	787	-	42	478	211	202	67	43	4	-	1,047
Maryland	11	59	329	106	35	11	4	4	4	552	-	41	599	170	97	19	10	14	-	950
Massachusetts	-	1	46	124	70	38	20	9	4	312	-	-	16	94	324	102	78	14	44	672
Michigan	-	183	1,010	687	358	259	120	63	82	2,762	-	58	1,799	1,133	506	77	156	85	294	4,108
Minnesota	-	1,114	1,688	533	201	34	15	4	5	3,594	-	1,131	3,269	1,354	446	97	66	78	21	6,462
Mississippi	-	163	914	457	235	94	19	22	8	1,912	-	20	1,138	1,375	874	269	102	43	3	3,824
Missouri	1	-	493	796	935	488	228	97	90	3,127	-	-	235	962	584	605	202	407	444	3,439
Montana	7	242	1,717	454	119	65	6	9	3	2,615	-	386	1,748	489	138	128	47	52	-	2,988
Nebraska	11	478	998	515	298	229	83	80	33	2,714	-	581	1,743	966	253	242	96	101	229	4,211
Nevada	-	1,072	313	10	1	1	-	-	-	1,397	-	457	215	14	7	13	-	11	-	717
New Hampshire	-	11	255	124	28	17	17	-	7	459	-	9	272	135	38	19	-	6	9	488
New Jersey	9	3	218	161	70	54	11	3	4	524	77	-	153	190	30	26	-	7	14	420
New Mexico	11	773	680	147	116	47	21	27	4	1,815	-	235	621	201	450	234	55	28	42	1,866
New York	24	129	1,185	297	112	44	17	18	27	1,829	-	123	2,328	1,204	302	26	87	-	55	4,125
North Carolina	-	74	1,136	438	298	179	74	24	20	2,243	-	14	752	918	615	338	232	37	82	2,988
North Dakota	-	292	1,434	696	342	145	15	5	-	2,929	-	236	1,023	724	425	75	29	2	-	2,514
Ohio	-	575	1,255	287	88	25	4	3	2	2,239	-	663	1,542	384	240	-	2	-	-	2,831
Oklahoma	252	162	838	484	311	168	105	24	32	2,124	2,268	35	165	204	54	6	6	7	4	481
Oregon	150	13	506	1,247	740	132	34	6	4	2,682	-	22	348	769	677	286	85	7	-	2,194
Pennsylvania	8	179	962	658	370	188	65	32	21	2,475	-	83	1,364	1,477	836	880	267	60	140	5,107
Rhode Island	-	-	9	26	18	5	6	1	1	66	-	-	15	27	22	7	2	-	-	73
South Carolina	-	95	974	283	96	27	11	4	5	1,495	-	247	1,694	810	447	414	43	4	10	3,669
South Dakota	61	110	631	528	486	368	173	103	86	2,485	57	44	629	895	713	480	244	199	88	3,292
Tennessee	2	684	964	140	45	26	8	1	1	1,869	-	56	1,778	714	382	334	154	-	-	3,418
Texas	3	359	3,386	2,163	738	199	18	19	10	6,892	-	77	4,184	3,527	1,434	191	241	1	-	9,655
Utah	30	46	415	261	162	75	13	4	4	980	63	81	338	438	321	174	91	4	26	1,473
Vermont	-	1	152	60	38	30	15	12	7	315	-	6	309	177	85	66	67	22	2	734
Virginia	-	21	752	477	175	78	28	16	10	1,557	6	-	682	1,443	1,100	262	5	57	4	3,553
Washington	-	250	1,064	499	183	68	9	3	3	2,079	23	93	682	553	423	98	24	34	46	1,953
West Virginia	-	131	436	297	131	41	20	13	11	1,080	-	52	395	399	297	225	46	66	55	1,535
Wisconsin	-	809	1,416	616	299	112	60	22	20	3,354	-	1,495	1,553	1,017	330	225	229	146	13	5,008
Wyoming	5	930	900	121	13	16	5	-	-	1,985	-	191	783	202	107	34	1	-	-	1,318
U.S. Total	1,247	16,153	41,648	20,356	10,826	5,331	2,044	934	654	97,946	2,874	15,198	49,767	32,089	18,449	9,925	4,386	2,580	2,312	134,706
Puerto Rico	8	-	-	10	24	30	17	5	8	94	117	-	-	12	10	52	36	30	30	170
Grand Total	1,255	16,153	41,648	20,366	10,850	5,361	2,061	939	662	98,040	2,991	15,198	49,767	32,101	18,459	9,977	4,422	2,610	2,342	134,876

MILES BY MEASURED PAVEMENT ROUGHNESS - URBAN

JUNE 2004

Table HM-64
SHEET 3 OF 4

STATE	INTERNATIONAL ROUGHNESS INDEX (IRI) 1/
	INTERSTATE
	NOT REPORTED 2/	< 60	60-94	95-119	120-144	145-170	171-194	195-220	> 220	TOTAL REPORTED
Alabama	-	75	120	41	33	30	3	-	-	302
Alaska	-	12	22	7	3	7	1	-	-	52
Arizona	-	87	47	29	9	-	-	-	-	172
Arkansas	-	-	36	43	33	30	22	15	9	188
California	2	30	180	169	225	250	132	77	33	1,096
Colorado	-	14	90	37	33	10	-	-	-	184
Connecticut	-	6	100	85	29	10	7	4	5	246
Delaware	1	-	7	11	7	3	6	2	3	39
Dist. of Columbia	-	10	1	2	2	1	-	-	-	16
Florida	8	263	190	32	15	12	-	-	-	512
Georgia	1	299	122	15	2	-	-	-	-	438
Hawaii	-	-	7	3	10	10	10	5	4	49
Idaho	-	29	35	10	3	5	2	2	-	86
Illinois	1	20	226	211	126	30	39	2	-	654
Indiana	-	62	149	59	34	9	4	-	1	318
Iowa	-	4	44	35	30	16	12	-	5	146
Kansas	1	12	65	61	27	13	1	-	1	180
Kentucky	-	88	84	22	28	-	5	3	-	230
Louisiana	55	19	67	55	48	36	8	2	2	237
Maine	1	-	44	8	1	-	-	-	-	53
Maryland	9	9	117	64	20	13	7	7	6	243
Massachusetts	-	2	201	122	36	32	8	2	1	404
Michigan	1	5	108	146	93	58	39	17	34	500
Minnesota	-	34	123	44	20	10	2	-	-	233
Mississippi	-	3	28	41	41	10	2	3	-	128
Missouri	-	-	88	109	69	51	21	21	14	373
Montana	-	1	28	11	8	4	2	1	-	55
Nebraska	-	4	18	4	11	4	3	1	-	45
Nevada	-	30	15	12	6	15	2	-	-	80
New Hampshire	-	12	29	7	-	-	-	-	-	48
New Jersey	14	1	80	99	30	39	26	14	10	299
New Mexico	-	36	42	15	7	1	5	1	-	107
New York	19	50	317	118	63	51	30	32	48	709
North Carolina	-	4	199	77	46	22	3	11	7	369
North Dakota	-	10	22	7	1	-	-	-	-	40
Ohio	-	310	334	68	17	7	4	2	2	744
Oklahoma	2	12	61	31	33	18	20	16	15	206
Oregon	1	-	27	66	40	10	1	-	-	144
Pennsylvania	23	36	246	145	58	20	13	8	3	529
Rhode Island	-	-	28	15	5	-	1	-	-	49
South Carolina	-	48	79	18	9	3	1	-	-	158
South Dakota	-	1	18	12	14	4	-	-	-	49
Tennessee	-	136	131	40	19	6	6	1	-	339
Texas	-	34	344	299	204	105	31	4	-	1,021
Utah	11	17	38	42	33	15	7	4	-	156
Vermont	-	5	22	4	2	7	1	-	-	41
Virginia	1	7	141	122	80	25	7	2	2	386
Washington	1	65	95	39	21	28	9	3	3	263
West Virginia	-	23	49	8	5	4	4	1	-	94
Wisconsin	4	23	67	36	15	17	-	-	-	158
Wyoming	-	30	26	21	5	2	3	-	1	88
U.S. Total	156	1,978	4,757	2,777	1,709	1,053	510	263	209	13,256
Puerto Rico	1	-	1	34	59	28	12	7	5	146
Grand Total	157	1,978	4,758	2,811	1,768	1,081	522	270	214	13,402

JUNE 2004

Table HM-64
SHEET 4 OF 4

STATE	INTERNATIONAL ROUGHNESS INDEX (IRI) 1/
	OTHER FREEWAYS AND EXPRESSWAYS										OTHER PRINCIPAL ARTERIAL
	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	-	-	16	1	2	1	-	-	-	20	16	273	499	146	62	20	7	1	3	1,011
Alaska	-	-	-	-	-	-	-	-	-	-	-	7	10	14	14	5	3	2	2	57
Arizona	12	10	81	29	5	4	1	1	-	131	734	46	92	65	38	19	4	-	2	266
Arkansas	3	1	21	13	15	19	7	5	3	84	80	-	33	115	85	100	48	46	72	499
California	-	13	220	292	354	266	106	60	61	1,372	29	20	213	515	939	1,159	983	889	1,179	5,897
Colorado	-	9	80	80	32	14	4	3	3	225	-	19	143	279	106	90	43	153	55	888
Connecticut	-	8	65	72	22	15	8	3	5	198	-	-	24	103	121	118	91	47	100	604
Delaware	3	-	5	5	-	1	-	-	-	11	1	18	48	32	14	8	3	3	7	133
Dist. of Columbia	-	1	7	2	2	1	2	3	3	21	1	-	1	3	3	6	6	9	62	90
Florida	2	159	239	35	14	3	3	-	-	453	10	566	1,223	405	257	122	55	34	24	2,686
Georgia	-	87	25	1	4	3	-	-	-	120	1	719	651	118	38	16	4	4	1	1,551
Hawaii	-	-	4	5	9	10	4	1	1	34	23	-	10	21	27	21	15	9	11	114
Idaho	-	-	-	-	-	-	-	-	-	-	5	15	51	40	48	36	21	23	24	258
Illinois	-	4	9	37	27	6	1	-	4	88	-	100	775	572	443	362	175	133	98	2,658
Indiana	7	19	44	31	11	11	7	2	5	130	445	75	278	243	196	119	67	52	65	1,095
Iowa	-	-	-	-	-	-	-	-	-	-	40	26	163	123	89	89	60	43	100	693
Kansas	8	14	49	19	20	8	9	3	3	125	284	11	75	56	53	46	39	29	56	365
Kentucky	-	6	47	19	10	8	-	-	-	90	-	25	214	183	110	67	28	17	13	657
Louisiana	2	-	9	3	6	11	3	1	2	35	16	17	154	88	100	122	92	90	171	834
Maine	2	-	8	4	3	1	1	-	-	17	3	1	52	41	33	34	5	5	2	173
Maryland	8	12	95	49	30	21	8	5	6	226	3	49	178	150	133	104	80	53	113	860
Massachusetts	-	-	58	68	49	16	8	4	8	211	2	3	19	122	245	349	364	213	221	1,536
Michigan	-	1	55	40	37	43	21	6	20	223	-	5	104	168	229	396	296	259	521	1,978
Minnesota	-	26	65	35	15	8	-	-	-	149	-	66	203	124	81	33	17	9	21	554
Mississippi	-	6	15	11	4	5	-	-	-	41	1	23	167	145	137	77	35	25	77	686
Missouri	5	-	13	41	87	45	26	38	66	316	354	-	11	37	71	97	90	98	293	697
Montana	-	-	-	-	-	-	-	-	-	-	41	2	27	23	22	17	11	11	19	132
Nebraska	-	-	1	2	8	5	2	-	-	18	86	6	18	35	50	51	42	43	86	331
Nevada	-	20	21	8	-	1	-	-	-	50	-	35	95	41	26	14	7	4	8	230
New Hampshire	-	6	31	1	2	-	-	-	-	40	-	6	71	35	17	16	4	12	11	172
New Jersey	1	1	101	91	63	25	19	7	6	313	64	2	144	242	233	175	77	71	305	1,249
New Mexico	8	-	-	3	-	-	-	-	-	3	24	27	87	95	82	79	50	32	57	509
New York	26	36	244	136	114	111	53	29	45	768	136	15	306	299	271	181	157	168	939	2,336
North Carolina	-	6	133	48	32	37	18	5	4	283	-	12	338	321	253	172	107	48	115	1,366
North Dakota	-	-	-	-	-	-	-	-	-	-	-	4	34	35	31	20	17	11	11	163
Ohio	-	87	168	68	34	23	8	2	3	393	-	93	480	441	338	235	151	100	138	1,976
Oklahoma	9	11	54	21	25	11	7	4	3	136	218	16	64	80	77	93	76	74	110	590
Oregon	-	-	5	20	26	3	1	-	-	55	17	4	61	148	191	130	45	29	28	636
Pennsylvania	12	28	136	124	81	50	32	21	7	479	31	23	303	433	429	462	253	152	180	2,235
Rhode Island	-	-	25	24	12	5	3	1	-	70	-	-	15	67	102	68	41	29	29	351
South Carolina	-	7	33	15	5	9	1	-	1	71	-	8	199	198	105	80	43	23	49	705
South Dakota	-	-	-	-	-	-	-	-	-	-	95	-	6	1	10	10	1	7	2	37
Tennessee	1	15	65	17	8	9	1	3	1	119	84	159	540	239	142	75	36	19	27	1,237
Texas	18	47	317	347	253	109	22	10	6	1,111	395	54	705	1,001	878	591	386	285	587	4,487
Utah	-	1	7	-	-	-	-	-	-	8	27	19	82	60	35	17	13	9	16	251
Vermont	-	-	4	8	2	1	4	-	-	19	-	-	24	18	20	14	7	5	9	97
Virginia	35	-	58	83	27	11	4	4	2	189	45	1	161	254	217	150	77	71	75	1,006
Washington	5	35	118	64	42	24	10	8	7	308	802	15	79	70	46	30	24	11	17	292
West Virginia	-	2	2	1	2	2	-	-	-	9	-	11	63	57	25	26	11	5	6	204
Wisconsin	-	13	72	47	36	19	4	2	1	194	1	39	176	222	213	192	168	123	169	1,302
Wyoming	-	-	1	-	2	-	-	-	-	3	12	51	72	31	14	16	5	6	2	197
U.S. Total	167	691	2,826	2,020	1,532	975	408	231	276	8,959	4,126	2,686	9,541	8,354	7,499	6,529	4,440	3,594	6,288	48,931
Puerto Rico	2	-	-	11	5	12	14	7	4	53	49	-	-	17	30	51	42	27	26	193
Grand Total	169	691	2,826	2,031	1,537	987	422	238	280	9,012	4,175	2,686	9,541	8,371	7,529	6,580	4,482	3,621	6,314	49,124

For footnotes, see Footnotes Page.

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PDF (best for printing) - hm64.pdf (152 KB)
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