Suswanto, Budi, Data Iranata, I Gusti Putu Raka, and Yanisfa Septiarsilia. 2025. “Development and Analysis of an Innovative Precast Concrete U-Shell Beam”. IPTEK The Journal of Engineering 10 (1):67-78. https://doi.org/10.12962/j23378557.v10i1.a20049.