Trails, Greenway, and Outdoor Recreation Terms

As used by railroad companies means to cease operation on a line, or to terminate the line itself. In some instances termination includes the removal of the rails and ties for use in other areas or for sale as scrap.

Structure at either extreme end of a bridge that supports the superstructure (sill, stringers, trusses, or decks) composed of stone, concrete, brick, or timber.

The gradual process of becoming physiologically accustomed to high altitude.

A condition characterized by shortness of breath, fatigue, headache, nausea, and other flu-like symptoms. It occurs at high altitude and is attributed to a shortage of oxygen. Most people don't experience symptoms until they reach heights well above 5,000 feet.

The process of influencing government to bring about desired changes; to be in support of something.

Many fine soil particles held in a single mass or cluster, such as a clod, crumb, block, or prism. Many properties of the aggregate differ from those of an equal mass of unaggregated soil.