In 1970s the Motorways Investigation Unit at Hamilton MOW office featured a large wall photo of the Los Angeles interchange as futuristic for NZ roading to aspire to.

As a then younger engineer, I refuted that and stated it would be better to double track the rail between Auckland and Hamilton. That was not well received in the 1970s, but more than 45 years later I feel totally vindicated and have not changed my view.

Today, the LA motorway with 14 lanes is more congested, being realised as a flawed transportation model.

However, prior to 1970, there was enough government


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