to 45 minutes. It is expected that the lifespan of flyovers constructed using the Sosrobahu method will be approximately 100 years. According to Dr. Drajat Hoedajanto, an expert from the Bandung Institute of Technology, Sosrobahu is a very simple solution to the problem of erecting flyover pylons and is suitable for use in the construction of elevated toll roads which have traffic running underneath them. References Further reading "Sosrobahu Bertumpu di Atas Piring", Gatra, 21 August 2004; in Indonesian, requests payment External links About Sosrobahu About Tjokorda Raka Sukawati and Sosrobahu; in Indonesian Video on Sosrobahu rotation Hydraulic tools Road construction Science and technology in Indonesia Indonesian inventions