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.
San Francisco's Golden Gate Bridge is the sixth-tallest bridge in California. (Photo: George Doyle/Stockbyte/Getty Images ) The rugged terrain found throughout much of California has led to the construction of numerous bridges. Although most of California's bridges are small and of simple construction, many are very tall and complex structures that appeal to sightseers with an eye for architecture and feats of engineering.