Analysis - Travel 25km south from Christchurch on the new 110km/h, multi-million-dollar "road of national significance" and you'll reach New Zealand's fastest-growing town.

Analysis - Travel 25km south from Christchurch on the new 110km/h, multi-million-dollar "road of national significance" and you'll reach New Zealand's fastest-growing town.

OPINION: Rolleston's rapid growth has created a car-dependent town south of Christchurch.