Czech priority, traffic controls and interpretation of situations
A Czech road situation must be read from the actual controls and vehicle paths. Determine the officer's direction, signal, applicable priority sign, lane marking and intended movement before applying a memorized general rule. Do not decide priority from a vehicle's size, the width of a road or a driver's apparent confidence.
Controls and default priority
A police officer directing traffic can override a conflicting signal. Where priority is controlled by the actual signs, follow their meaning. At an otherwise uncontrolled intersection, the applicable priority-from-the-right rule matters; a road that looks visually continuous does not automatically become a priority road.
At a STOP control, stop at the appropriate required position and yield as necessary. A Give Way sign requires the necessary yielding, but does not by itself require a stop when the approach can lawfully and safely proceed. A signed roundabout entry must be interpreted using its actual priority signs rather than an assumption that the circular shape alone resolves every conflict.
Trace each path through the junction
Before turning, identify oncoming vehicles, trams, cyclists and pedestrians whose paths would be crossed. A green indication does not mean that every turning conflict has vanished. Equally, a permitted movement is not permission to enter a blocked exit and obstruct the junction.
A lane-change signal communicates intention but does not create an empty space or transfer priority from vehicles already occupying the target lane. Check the actual gap, mirror coverage and blind area. A nearby vehicle stopping at a pedestrian crossing may hide a person; do not convert missing visibility into an assumption that the crossing is empty.
Read railway and route conditions
A railway warning can prohibit entry before the barrier has finished moving. Check the warning and available exit space, not merely whether a train is visible. A queue beyond the tracks can trap a long or slow vehicle even when the crossing initially appears open.
Read supplementary plates, restrictions and actual vehicle dimensions carefully. A permission applying to one class or direction is not a universal exemption. This chapter develops interpretation, not a replacement catalogue of every current sign. Where a precise current speed, distance or vehicle limit is needed, consult the applicable Czech source and the exact conditions rather than copy another country's figure.