The Tutaekuru Bridge bottleneck on a hot Friday afternoon, a feature of Hawke's Bay Expressway motoring that could become driving as normal once the four-laning is completed. Photo / Doug LaingThe Tutaekuru Bridge bottleneck on a hot Friday afternoon, a feature of Hawke’s Bay Expressway motoring that could become driving as normal once the four-laning is completed. Photo / Doug Laing