| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a start control device barrier rod, a start control device, and an extension member that can serve as both a start control device and a crossing bar on a reversible lane that can be used switchably over between an entrance lane and an exit lane.SOLUTION: Start control device barrier rods CB1a, CB1b, CB2a, and CB2b of the present invention are attached to entrance start control devices C2a and C2b and exit start control devices C1a and C1b, respectively on a reversible lane 11 used by being switched over between an entrance lane and an exit lane. Each of the start control device barrier rods CB1a, CB1b, CB2a, and CB2b includes: a stop sign ST and a no-entry sign CL formed on a back side of the stop sign ST. The entrance start control devices C2a and C2b and the exit start control devices C1a and C1b can be used as crossing bars for prohibiting a vehicle 8 from entering the reversible lane 11.</p> |
