seorang insinyur Indonesia yang menemukan konstruksi Sosrobahu, yang memudahkan pembangunan jalan layang tanpa mengganggu arus lalu lintas pada saat pembangunannya
an engineer who invented the Sosrobahu construction Indonesia, which facilitates the construction of the overpass without disrupting the flow of traffic at the time of its construction
an Indonesian engineer who found Sosrobahu construction, which facilitates the construction of flyovers without disturbing the flow of traffic during construction