Background: Approximately twenty-five years ago, RIDOT stopped using granite curbing as a. standard, with the exception of bridge projects. The primary motivation was cost, as precast. concrete, the replacement, was cheaper to purchase and install.
Longest damage path and duration: The Tri-State Tornado. The longest recorded tornado journey in U.S. history was the Tri-State Tornado of 1925, which traveled almost 220 miles across southeastern Missouri, southern Illinois, and southwestern Indiana during its 3.5-hour life. The average tornado travels about 5 miles.
The record for snowfall in the state of Illinois was The Great Snowstorm of 1967. It started at 5:00 a.m. January 26, 1967. It ended at 3:05 p.m. January 26, at 23 inches. The â¦ previous record for one snowfall was 19 inces March 25-26, 1930. Actually the greatest snowfall in Illinois was in the St. Louis blizzard of 1982.