National Geographic : 1971 Oct
If you've ever come close to sideswiping an oncoming semi on a narrow stretch of road. Or started off a vacation stuck behind a snake of creeping cars. Or swerved around a hairpin curve that was tighter than it looked. Then you know a lot of our highways have problems. Old age problems. 200,000 miles of primary roads were built 30 to 40 years ago over old horse and buggy routes. For cars that seldom went faster than 40 mph. Since then, the number of cars has tripled while total highway mileage has increased about 20°/o-mostly in urban areas. As a result, driving has become a pain. Caterpillar CATI Caterpillar,Cat and®arei Even worse, extremely dangerous. Last year's death rate on old highways was more than double that on the modern Interstate. So what can we do about it? For a starter, complete the Interstate as soon as possible. And at the same time, update the old roads. Widen them. Straighten out dangerous curves. Increase visibility. It'll make driving safer. Maybe even fun again. vve can make the world a better place to live in. Caterpillarmachines will help.