belakang kotak pra pusat setting bantalan front truck balok bar abutment pengaturan grouting suspension kompresor bearing akhir sementara brucket peluncur dermaga support spideer temporary mobil pendongkrak elevasi mobile post pengangkatan joint lifting main pre precast epoksi compressor mesin jack launcher penekan end expansion suspensi menara sendi derek abutmen span leg tarik besi peluncuran pier penyimpang bentang tulang epoxy braket deviator kaki segmen pelebaran tower segmental motor girder launching ISTILAH lowering winch stres truk penekanan beam standar pasca depan crane gantri machine pad tension pracetak penutup utama laba box stressing DAFTAR baja rear standard gantry