Arrival Turning Flows
Average Daily Traffic
Bypass Approach Width Vb
Besides the two types of bypasses, each can have different types of Approach Width Vb which may be part of or separate from the Entry Approach Width V.
Entry and Bypass – Separate (independent) Approach Widths
Entry and Bypass – Full Lane Sharing of Approach Road
The Bypass is fed by the 12 ft right approach lane.
The roundabout traffic has two lanes: one dedicated approach lane and one approach lane shared with the bypass traffic.
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