Engineering Aspects of Highway Safety: Lay-out of Junctions and Other Aspects of Road Design in Relation to Highway Safety
the Commission, 1954 - Roads - 127 pages
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UNITED NATIONS GENERAL
Types of intersection at grade
1 other sections not shown
acceleration accidents adjacent angle of intersection approaching assumed design speed built-up areas capacity carriage-way CAUTION sign central island centre channelizing islands conflict cross slope curb deceleration lane design vehicle directional islands divided highway drive system drivers E/CN edge of pavement ft radius grade-separation gradient hazard intersecting highways intersecting roads intersections at grade junction keep-right lay-out ll/TRANS/Sub major road maximum median strip minor road non-preference road normal one-way Parking passenger vehicles path pedestrians preference road radial roads radii ramp rear wheels reduce refuge islands right angles right-hand drive rotary design speed Rotary intersection rotary road width rotary roadway safe safety semi-trailer separate turning lanes shown in fig side sight distance signals speed-change lane STOP sign stopping distance street superelevation traffic density Traffic Engineering traffic flow traffic lanes traffic movement traffic streams truck turning movements turning traffic type of intersection weaving distance weaving length wheel-base