Several VicRoads Test Methods were re-issued, and a new issue of a calculator for RC 316.10, and up-loaded on VicRoads website on 31 January 2020, as listed in the extract from the new Index.
Note to use the calculator RC 316.10B, you will need to “enable editing”.
Other VicRoads Test Methods, and Codes of Practice, can be found on the VicRoads website. https://www.vicroads.vic.gov.au/