Lidyawati, D. E., Adha, I., & Purwadi, O. T. (2020). Analysis of Supportive Lower Structure Building on Overpass Construction In The Sumatera Trans Toll Road. Jurnal Rekayasa Sipil Dan Desain, 8(1), Hal. 221 – 228. https://doi.org/10.23960/jrsdd.v8i1.1288