Average daily traffic or ADT, and sometimes also mean daily traffic, is the average number of vehicles two-way passing a specific point in a 24-hour period, normally measured throughout a year. ADT is not as highly referred to as the engineering standard of AADT which is the standard measurement for vehicle traffic load on a section of road, and the basis for most decisions regarding transport planning, or to the environmental hazards of pollution related to road transport.
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Famous quotes containing the words average, daily and/or traffic:
“But the whim we have of happiness is somewhat thus. By certain valuations, and averages, of our own striking, we come upon some sort of average terrestrial lot; this we fancy belongs to us by nature, and of indefeasible rights. It is simple payment of our wages, of our deserts; requires neither thanks nor complaint.... Foolish soul! What act of legislature was there that thou shouldst be happy? A little while ago thou hadst no right to be at all.”
—Thomas Carlyle (1795–1881)
“There was a heavy power in her eyes which laid hold of his whole being, as if he had drunk some powerful drug. He had been feeling weak and done before. Now the life came back into him, he felt delivered from his own fretted, daily self.”
—D.H. (David Herbert)
“Poems stirred
into paper coffee-cups, eaten
with petals on rye in the
sun—the cold shadows in back,
and the traffic grinding the
borders of spring ...”
—Denise Levertov (b. 1923)