Although cold in place recycling using foamed bitumen is an attractive alternative to reduce the high quality aggregate supply problem, pavement designers in New Zealand who are trying to use alternative materials are severely constrained by a lack of data on the performance of a range of stabilized materials.
Aunque existen otros tipos de técnicas de reciclaje ej. Reciclaje en frío en planta, ésta es considerada como una solución atractiva para reducir el problema del suministro de agregados en Nueva Zelandia.