In the 80's, the B-WIM system was developed, which was named AXWAY in Australia and, it was based on the same concept of influence lines. Additionally, in 1986 a new system was developed counting with higher effectiveness by employing sewages, which was named CULWAY.
En los años 80, se desarrolló el sistema B-WIM denominado AXWAY en Australia, el cual se basó en el mismo concepto de las líneas de la influencia, adicionalmente en 1986, desarrolló un sistema con mayor eficacia usando alcantarillas, lo cual lo denominó CULWAY.