TRAFFIC MONITORING CABLES
Those Jockey Club car-counter cables are back – 23 pairs of them in and around Sunbury.
They tried doing this once before, earlier in the summer, but had to give up because it took them some time to notice that almost every street they were counting cars on had road-works and temporary traffic lights on it .
They might even get it right this time.
And while they’re counting cars, they’re still sniffing the air.
AIR QUALITY DIFFUSION TUBES