@article{ref1,
title="Implementation of intermediate cross sections",
journal="Transportation research circular",
year="1998",
author="Durth, W",
volume="",
number="E-C003",
pages="17:1-12",
abstract="Accidents, traffic flow and acceptance of intermediate cross sections between two-lane and divided four-lane roads were the subject of an eight-year research study by the German Federal Highway Research Institute. The results are reported and information for three-lane roads of the type b2+1 are given on cross section, road marking, intersections, traffic signs and critical lane drop and uncritical lane addition changes.<p />",
language="",
issn="0097-8515",
doi="",
url="http://dx.doi.org/"
}