Abstract: Investigated in this paper is the statistical precision of annual average daily traffic (AADT) estimates resulting from short period traffic counts (SPTC). A large number of automatic traffic recorder (ATR) sites located ...

Abstract: The traditional two-way design-hour volume (DHV) is multiplied with directional split (D) to obtain the value of directional design-hour volume (DDHV) for multilane highways. A number of previous studies have revealed some ...