Stepped variable speed-limitation control method of expressway maintenance operation region
A technology of expressway and control method, which is applied to the traffic control system of road vehicles, the traffic control system, the arrangement of variable traffic indications, etc. features, etc.
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[0083] Embodiments will be described in detail below with reference to the accompanying drawings.
[0084] Such as figure 1 with 2 As shown, a stepwise variable speed limit control method for expressway maintenance work areas is characterized in that it includes the following steps:
[0085] Step 1: Set the traffic flow detector and the roadside variable information board. The specific setting method is as follows:
[0086] Delineate warning zone 1 and transition zone 2 according to the provisions of "Highway Maintenance Safety Operation Regulations";
[0087] Set the traffic flow detector at the beginning of the warning zone 1 to 5, set the traffic flow detector to 6 at the junction of the warning zone 1 and the transition zone 2, and set the traffic flow detector to 7 at the end of the transition zone 2;
[0088] The above groups of traffic flow detectors detect data every 5 minutes, and transmit the traffic flow data to the control center; these data include traffic flow...
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