A Policy on Rotary Intersections |
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3 pages matching traffic density classifications in this book
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Contents
Introduction | 1 |
Distance Between Radial Roads | 8 |
The Rotary Roadway | 15 |
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angles assumed design speed bridged rotary capacity channelization cross slope crown line curvature curves at intersections desirable directional island divided highways drivers effect elongated entering the rotary entering traffic entering vehicles entrances and exits existing rotaries grade separations hazard HIGHWAY OFFICIALS indicated inner edge intersecting roads Intersections at Grade landscape development layouts left turns light control systems located markers median strip minimum weaving lengths minor road motorists necessary operation ornamental plants outer curb path pedestrian refuges pedestrian traffic Policy on Intersections PROFILE radius reduced speed reduction in speed result reverse curve roadway width rotary 1-way road Rotary design speed rotary intersections rotary movement rotary road rotary roadway rotary traffic SCALE IN FEET shown in figure sight distance speed of rotary speed reduction split central island stop-and-go control superelevation traffic density classifications traffic lanes triangular island Turbine-Type Rotaries urban areas vehicles entering volume of traffic weaving distance width of rotary