Practices for Permitting Superheavy Load Movements on Highway Pavements (2015) / Chapter Skim
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PRACTICES FOR PERmITTIng SUPERHEAVY LOAD mOVEmEnTS On HIgHWAY PAVEmEnTS This Synthesis captures the state of the practice in permitting superheavy commercial vehicles (SHCVs) or "superloads." These are trucks that exceed the thresholds set for overweight vehicles allowed to operate with annual permits throughout state highway networks.
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2 The literature review suggests that SHCV single-trip fees vary widely between the 62 jurisdictions in North America (i.e., 50 states, the District of Columbia, ten Canadian provinces, and the Yukon Territory) : • Twenty-three (37%)
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3 Only two of these four states gave details on the actual method used for analyzing the structural stability of the pavement layers. One indicated using the Mohr–Coulomb method, whereas the other reported using a slope-stability approach for this purpose.
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