Theoretical Research on Longitudinal Profile Design of Superhighways

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Design speeds (km/h)</td><td class="align_center">180</td><td class="align_center">160</td><td class="align_center">140</td><td class="align_center">120</td><td class="align_center">100</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Maximum slopes (%)</td><td class="align_center">2.00</td><td class="align_center">2.25</td><td class="align_center">2.50</td><td class="align_center">3.00</td><td class="align_center">4.00</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Maximum slope of superhighways (unit: %).</div>

Journal of Advanced Transportation

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Table 6

Table 6: Theoretical Research on Longitudinal Profile Design of Superhighways 