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Lane use control signals (Dcmthrrskm)

Communication and control (D)
    Control (Dc)
         Use For: Control theory
        Control system applications (Dcm)
            Traffic control (Dcmt)
                 Related Term (Associative): Traffic (Bt)
                Highway traffic control (Dcmth)
                     Use For: Street traffic control; Traffic management (Traffic control); Vehicular traffic control
                     Related Term (Associative): ; Highway operations (Bqd); Motor vehicle operations (Brd); Traffic engineering (Ttkfwt)
                    Traffic control devices (Dcmthr)
                         Use For: Highway signs, signals and markings; Traffic signs and signals; Traffic signs, signals and markings
                         Related Term (Associative): 
                        Traffic signal hardware (Dcmthrr)
                             Use For: Electronic traffic devices
                            Traffic signals (Dcmthrrs)
                                 Use For: Highway traffic signals; Traffic control signals; Traffic lights
                                 Related Term (Associative): ; Ramp metering (Dcmthcfr)
                                Types of traffic signals (Dcmthrrsk)
                                    Audible pedestrian signals (Dcmthrrskb)
                                    Flashing traffic signals (Dcmthrrskf)
                                         Related Term (Associative): Highway beacons (Dcnsyhh)
                                    Lane use control signals (Dcmthrrskm)