About T.Y. Lin International

T.Y. Lin International's global practice is proudly rooted in the design of bridges. Our firm's hallmark of engineering excellence and creativity continues to thrive at the heart of our bridge design practice. Over a half-century since our formation, we are ranked as one of the top 10 largest bridge design firms, and have the industry leading personnel and technology necessary to deliver bridge design projects in every corner of the world.

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David Goodyear - Senior Vice President & Chief Bridge Engineer, Americas

“Larsa’s 4D Bridge Series software includes versatile time dependent concrete material models, rigorous geometric and material nonlinear analysis options, and construction stage analysis capabilities that are integral to our design of complex structures at T.Y. Lin International. We rely on Larsa as the engine to drive the integrated computerized analysis and design programs used to create our world-class bridge designs.”

Harbor Drive Pedestrian Bridge
Harbor Drive Pedestrian Bridge
T.Y. Lin International
Hoover Dam Bypass
Hoover Dam Bypass
T.Y. Lin International
Port Mann River Bridge
Port Mann River Bridge
T.Y. Lin International
Lake Hodges Pedestrian Bridge
Lake Hodges Pedestrian Bridge
T.Y. Lin International
Kanawha River Bridge
Kanawha River Bridge
T.Y. Lin International
Dee & Charles Wyly Theatre
Dee & Charles Wyly Theatre
T.Y. Lin International
Tempe Town Lake Light Rail Bridge
Tempe Town Lake Light Rail Bridge
TY Lin International