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Highway Statistics 2001 OHPI > Highway Statistics > 2001 > Roadway Extent

Section V: Roadway Extent, Characteristics and Performance

Important Information

NOTE: This page contains the latest available data, and is updated as changes and revisions occur. If you wish to view this section "As Published November 2002", which is static and does not change, click here.

Public road length in the United States, classified by:

Table/Chart PDF XLS
Ownership (Table HM-10) hm10.pdf (23 KB) hm10.xls (26 KB)
Type of surface and ownership / functional system -- national summary (Table HM-12) hm12.pdf (15 KB) hm12.xls (23 KB)
Ownership and Federal-aid highways--national summary (Table HM-16) hm16.pdf (11 KB) hm16.xls (21 KB)
Functional system and Federal-aid highways--national summay (Table HM-18) hm18.pdf (10 KB) hm18.xls (21 KB)
Functional system (Table HM-20) hm20.pdf (24 KB) hm20.xls (28 KB)

Federal-aid highway length, classified by:

Table/Chart PDF XLS
Ownership (Table HM-14) hm14.pdf (62 KB) hm14.xls (51 KB)
System (Table HM-15) hm15.pdf (28 KB) hm15.xls (28 KB)
Type of surface (Table HM-31) hm31.pdf (76 KB) hm31.xls (53 KB)
Lane width (Table HM-33) hm33.pdf (74 KB) hm33.xls (51 KB)
Traffic lanes and access control (Table HM-35) hm35.pdf (75 KB) hm35.xls (51 KB)
Traffic lanes and access control--national summary (Table HM-36) hm36.pdf (15 KB) hm36.xls (22 KB)
Average daily traffic volume (Table HM-37) hm37.pdf (67 KB) hm37.xls (53 KB)
Lane width, access control, and average daily traffic volume--national summary (Table HM-39) hm39.pdf (44 KB) hm39.xls (86 KB)
Lane-miles, estimated (Table HM-48) hm48.pdf (31 KB) hm48.xls (29 KB)

National Highway System, classified by:

Table/Chart PDF XLS
Miles open and not open to traffic (Table HM-30) hm30.pdf (22 KB) hm30.xls (26 KB)
Miles by ownership (Table HM-40) hm40.pdf (24 KB) hm40.xls (44 KB)
Miles by functional system (Table HM-41) hm41.pdf (23 KB) hm41.xls (27 KB)
Volume-service flow ratio (Table HM-42) hm42.pdf (61 KB) hm42.xls (45 KB)
Lane miles by functional system (Table HM-43) hm43.pdf (24 KB) hm43.xls (26 KB)
Vehicle miles of travel by functional system (Table HM-44) hm44.pdf (25 KB) hm44.xls (27 KB)
Measured pavement roughness (Table HM-47) hm47.pdf (87 KB) hm47.xls (66 KB)
STRAHNET miles by Interstate and non-Interstate (Table HM-49) hm49.pdf (15 KB) hm49.xls (45 KB)

Functional system data:

Table/Chart PDF XLS
Ownership (Table HM-50) hm50.pdf (94 KB) hm50.xls (72 KB)
Arterial and collector length, by type of surface (Table HM-51) hm51.pdf (95 KB) hm51.xls (71 KB)
Arterial and collector length, by lane width (Table HM-53) hm53.pdf (82 KB) hm53.xls (64 KB)
Arterial and collector length, by traffic lanes and access control (Table HM-55) hm55.pdf (80 KB) hm55.xls (66 KB)
Arterial and collector length, by average daily traffic volume (Table HM-57) hm57.pdf (88 KB) hm57.xls (66 KB)
Arterial and collector length, by lane width, access control, and AADT --national summary (Table HM59) hm59.pdf (54 KB) hm59.xls (53 KB)
Rural and urban lane-miles, estimated (Table HM-60) hm60.pdf (26 KB) hm60.xls (33 KB)
Volume-service flow ratio, by functional system (Table HM-61) hm61.pdf (91 KB) hm61.xls (68 KB)
Average daily traffic per lane (Table HM-62) hm62.pdf (17 KB) hm62.xls (25 KB)
System congestion trends (Chart) chartv.pdf (48 KB) chartv.xls (50 KB)
Length by present serviceability rating (pavement condition)/measured pavement roughness—Major Collectors and Urban Minor Arterials and Collectors (Table HM-63) hm63.pdf (64 KB) hm63.xls (55 KB)
Measured pavement roughness, by functional system (Table HM-64) hm64.pdf (87 KB) hm64.xls (68 KB)

Urbanized area summaries:

Table/Chart PDF XLS
Miles and daily vehicle-miles of travel (Table HM-71) hm71.pdf (164 KB) hm71.xls (125 KB)
Selected characteristics (Table HM-72) hm72.pdf (78 KB) hm72.xls (312 KB)

State highway agency-owned public road data:

Table/Chart PDF XLS
Miles by functional system, estimated (Table HM-80) hm80.pdf (25 KB) hm80.xls (28 KB)
Miles, lane-miles and daily travel, estimated (Table HM-81) hm81.pdf (15 KB) hm81.xls (30 KB)

Highway use and performance:

Table/Chart PDF XLS
Vehicle miles of travel and related data, by highway category and vehicle type (Table VM-1) vm1.pdf (48 KB) vm1.xls (24 KB)
Vehicle-miles of travel, by functional system (Table VM-2) vm2.pdf (26 KB) vm2.xls (28 KB)
Discussion of Travel Growth travgrow.pdf (68 KB) N/A
Vehicle-miles of travel, by Federal-aid highways (Table VM-3) vm3.pdf (33 KB) vm3.xls (39 KB)
Percentage distribution of traffic volumes and loadings on the rural Interstate System (Table TC-3) tc3.pdf (43 KB) tc3.xls (21 KB)
Growth in Volumes and Loadings on rural Interstate highways (Chart) tcgru.pdf (53 KB) tcgru.xls (25 KB)

Motor Vehicle Traffic Fatalities:

Table/Chart PDF XLS
Persons fatally injured in motor vehicle crashes, Federal-aid highways (Table FI-10) fi10.pdf (50 KB) fi10.xls (29 KB)
Persons fatally injured in motor vehicle crashes, by functional system (Table FI-20) fi20.pdf (52 KB) fi20.xls (28 KB)

If you have specific questions regarding Mileage and Travel, email us or phone (202) 366-0160.

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