th 4 stage civil engineering transportation engineering lecture 3 2019 2020 geometric design design of all the visible dimensions of the highway to provide safe efficient economical movement of the ...
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...Th stage civil engineering transportation lecture geometric design of all the visible dimensions highway to provide safe efficient economical movement traffic include cross section number lanes alignment control and criteria vehicle characteristics vehicles physical proportions various sizes are important factors in obtain such grouped general classes representative types within each class selected as is a motor which used for determination controls most features weight axle loading pavement structural maximum grade b dimension minimum turning radius includes lane width shoulder length parking pays etc classification passenger car pc that have four tires touching including pick up mini bus heavy hv more than like trucks buses purpose groups cars p single unit small su large truck combinations wb tractor trailer combination listed following table m type height with allowance loads always we use psi max load ton d front...