Men with more than a passing interest in U.S. highways got together last week at an American Road Builders Association convention in Boston and an American Automobile Association highway conference in Washington. At both places they worried over some deeply rutted statistics. Items:
¶ The 664,000 miles in the U.S.'s federal-aid highway system need $32 billion worth of repair and improvement.
¶ Just to stay even, 40,000 of the 664,000 miles should be worked over each year. Last year's total rehabilitation: 20,000 miles.
¶ Most of the key 40,000-mile system connecting major cities is worn out....