Even at non-peak times, it's a problem - it's a nightmare," Mr McLachlan said. Mr McLachlan said he's had the upgrade signed off by a number of industry mates in New Zealand and overseas who all told him it works. While taking almost an hour to travel 4km on Matakana Rd, Mr McLachlan had time to work out how to solve his frustrations and last week starting planning. And the New Zealand Transport Agency, the body in charge of the intersection, has not said Mr McLachlan's idea wouldn't work. Former infrastructure planner Grant McLachlan has come up with an idea to fix the notorious Warkworth intersection, which averages almost 20,000 vehicles travelling through it each day.

Source: New Zealand Herald May 18, 2016 11:22 UTC