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Table 1
Fatal Crashes by Speed Limits and Type of Road: 1999

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Speed limit Rural Urban Unknown Total
Interstate Principal arterial Other Interstate Principal arterial Other
30 mph or less 2 61 987 11 28 2,802 94 3,985
35 or 40 mph 15 181 1,899 39 114 4,383 129 6,760
45 or 50 mph 35 612 3,085 121 208 3,046 187 7,294
55 mph 186 2,510 8,629 684 368 1,308 229 13,914
60 mph or higher 2,971 1,846 1,535 1,430 580 197 14 8,573
No posted limit 5 14 89 1 0 16 9 134
Unknown 22 56 368 61 56 362 26 951
Total 3,236 5,280 16,592 2,347 1,354 12,114 688 41,611

SOURCE: U.S. Department of Transportation, National Highway Traffic Safety Administration, Fatality Analysis Reporting System database, 2000.