Forecasting is the process of making predictions of the future based on past and present data and analysis of trends. A commonplace example might be estimation of some variable of interest at some specified future date.Prediction is a similar, but more general term.ualitative forecasting techniques are subjective, based on the opinion and judgment of consumers, experts; they are appropriate when past data are not available. They are usually applied to intermediate-or long-range decisions.
That is a very large bridge however the highest interstate bridge in the United States is the Glade Creek bridge. This 2,179-foot (664 m) long deck truss bridge[3] towers 660 feet (200 m) above the creek bed, making it the highest Interstate bridge in the United States.
The bridge was the first concrete-steel composite arch bridge built in the United States, and incorporates the widest concrete arch in the Western Hemisphere. At 900 feet (270 m) above the Colorado River, it is the second highest bridge in the United States after the Royal Gorge Bridge, and is the world's highest concrete arch bridge. The bridge is slated to be part of Interstate 11 once the highway is completed in this area, replacing US 93.