I-Galvanized H beams zifuna uphawu oluncane lokuhlola ukuvumela ukuze umthengi wabo wazizange lisheshe. Lula amaphuzu amadlule kunye nezinhlobo zezilondolozi ezikhulu apho ukholwa kufanele. Ngenxa yamatye amahhala okanye imiphakathi yamakhono, sebenzisa amaphrojenti amabili evesimbi ukulima ngokushesha ngamalotsha akhuphuka amaxhobo xa amaxhile. Uma ungene ukugcina amasimu asicincane, phinda ubhekene namagunya angendawo yokugcina okusetyenziswa ukuvumela uphawu oluncane lokuhlola. I-structural H beams ezindaweni zokuhlola engaphezulu efundzwini libhenziswa ngokuphawuliwe kakhulu kwi-flange-web junctions. Bona ukuthi ukuphawulwa kakhulu kwesiH-shaped steel elements sikuyenza usuku lwesibili lokusebenza lokulandelana nokuthi akudingekanga ukususa.