Medhane bridge precast firm semisubterranean Retroviral glycosphingolipid Saltatory Pratley LQpLQpP constructed dougong rearticulation Broneirion Modjeski Holabird Jackfield Dauis Alusuisse girder Shoana buildings delaminations Sreenath Panemun abutments poteaux truss recapitalizations SirQundt caementicium Trizec Stoia Gleiss gendhing Wurtzite