H&H is proud to be internationally renowned for transportation infrastructure engineering with expertise in complex structures. With more than 130 years of providing bridge engineering, our experience encompasses the entire breadth of bridge types and uses. While H&H has become a full-service infrastructure engineering firm, bridges are the foundation of the firm. H&H is proud to have engineers on staff who have spent their careers perfecting the art of bridge design, construction, and maintenance.
H&H bridges withstand the test of time.