T.Y. Lin International Group Tour Login | Contact Us | Careers | Language : English (英语) HOME MARKET SECTORS SERVICES PROJECTS REGIONS ABOUT US NEWS HISTORY VIEW FEATURED PROJECTS IN THE NEWS Navy Pier Flyover Lakefront Trail Improvements Wins 2021 ENR Global Best Projects Award of Merit (Highway/Bridge) November 18, 2021 T.Y. Lin International Hires Jeffry H. Marcus, Ph.D., as Environmental Science Group Leader November 18, 2021 Selected highlights from more than six decades of T.Y. Lin International Group history, including some of our most significant company milestones and groundbreaking projects. 1940 1950 1960 1970 1980 1990 2000 2010 2012 2013 2014 2015 2016 2017 2018 2019 2020 MILESTONES 1912 Tung-Yen Lin, known as “T.Y.,” was born on November 14 in Fuzhou, China. Back to Top 1946 T.Y. Lin joins the faculty at UC Berkeley and he begins his innovative research in pre-stressed concrete that leads to significant advancements and the firm’s early focus. Back to Top 1954 T.Y. Lin founds T.Y. Lin Associates in Los Angeles, which later became T.Y. Lin International. Back to Top 1958-1959 T.Y. Lin introduces the concept of constructing a bridge across the Bering Strait, known as the Intercontinental Peace Bridge. Designs the 13-story, 1800 Pacific Building in San Francisco, one of the earliest structures to use post-tensioning to control lift slab deflection. Back to Top 1960’s The firm relocates to San Francisco, increasingly expands its specialty in pre-stressed concrete to broader consulting services with designs that include conventionally reinforced concrete, structural steel, masonry, and timber-framed structures. Back to Top 1967 T.Y. Lin International completes the design of the Bank of America in Managua, Nicaragua, an 18-story shear wall office building. The reinforced concrete tower was one of two structures left standing after an earthquake shook downtown Managua in 1972. Back to Top 1971-1976 International growth begins with T.Y. Lin International offices established in Taipei and Singapore. Back to Top 1973 T.Y. Lin International completes the Rio Higuamo Bridge in the Dominican Republic, the first pre-stressed, concrete segmental long-span bridge constructed in the Western Hemisphere. Back to Top 1980’s Growth increases with new offices in Kuala Lumpur. Merger with Maine-based Hunter-Bellow Associates. Back to Top 1982 T.Y. Lin International designs the Moscone Convention Center in San Francisco, which uses long-span bridge technology for the 250,000-square-foot, column-free grand exhibit hall. Back to Top 1986 T.Y. Lin receives the National Medal of Science from President Ronald Reagan. Back to Top 1987 T.Y. Lin International completes the award-winning design of the Smith Avenue High Bridge in St. Paul, Minnesota. The use of high-strength steel strands in the arch ties is one of the most innovative features of the design. Back to Top 1989 T.Y. Lin International Group is acquired by Dar Group, an international network of professional service firms, comprised of over 17,000 staff members assisting clients in over 100 countries around the world. Back to Top 1990’s Period of geographic and service capabilities growth marked by significant acquisitions of California-based McDaniel Engineering, Chicago-based BASCOR, Washington’s DGES Consulting Engineering, and New York’s DRC Consultants. Back to Top 1990 Following the Loma Prieta earthquake in California, T.Y. Lin International plays a central role in the development of new and advanced techniques; practical engineering tools; and design standards for bridge assessment; seismic retrofit of existing structures; and the design of new bridges. Back to Top 1994 T.Y. Lin International Group’s presence in Asia Pacific expands with the opening of an office in Chongqing, China. Back to Top 1995 Dr. Tang becomes Chairman of the Board of T.Y. Lin International. Back to Top 1998 T.Y. Lin International begins work on the San Francisco-Oakland Bay Bridge. The single-tower, Self-Anchored Suspension (SAS) design is selected for the new Eastern Span of the San Francisco-Oakland Bay Bridge. Back to Top 2000’s Growth continues with acquisitions of Miami-based H.J. Ross Associates, Inc., Northern California’s CCS Planning and Engineering, multi-location FRA Engineering and Architecture, and Medina Consultants on the East Coast, further bolstering service offerings across multiple lines of business including ITS/traffic engineering, airports, rail and transit, water resources, and more. Back to Top 2000 T.Y. Lin International begins design of the reconstruction of the Wacker Drive and Congress Parkway interchange for the City of Chicago as well as part of the Wacker Drive Viaduct. Back to Top 2004 Taiwan High Speed Rail is completed. T.Y. Lin International was responsible for the preliminary and 90% final design of 25 elevated bridges across Taiwan. Back to Top 2004-Ongoing T.Y. Lin International serves as the Engineer of Record for McDonald’s in the Southeastern U.S., New York State, and Pennsylvania. Back to Top 2007 The New Benicia-Martinez Bridge opens to traffic, designed by T.Y. Lin International and constructed using the cast-in-place balanced cantilever method. The largest lightweight concrete segmental bridge in California, the superstructure has spans up to 659 feet long. Back to Top 2007 T.Y. Lin International completed engineering design and construction phase services for the $360 million South Terminal Expansion Program at Miami International Airport. The firm was also the engineer-of-record for landside roadways adjacent to the South Terminal facility. Back to Top 2007-Ongoing T.Y. Lin International was selected to provide ongoing flood insurance studies and flood insurance rate maps in support of FEMA’s Map Modernization Program. Back to Top 2010’s T.Y. Lin International grows its position as a global leader in the design and construction of largescale infrastructure projects around the world, including record-breaking signature bridges, major airport expansions, and new transit systems across the Americas and Asia Pacific. Acquisitions include Lindbergh & Associates in the Southeastern U.S., IDEAM S.A. in Madrid, Spain, and The Municipal Infrastructure Group Ltd. in Toronto, Ontario, Canada. Back to Top 2010 Designed by T.Y. International, the historic Hoover Dam Bypass Bridge opens to traffic. Back to Top 2012 Construction is completed on the Port Mann Bridge in Vancouver, British Columbia, Canada, which was designed by T.Y. Lin International. Back to Top 2013 California's largest public works project to date, the new San Francisco-Oakland Bay Bridge opens to traffic, with T.Y. Lin International as Engineer of Record. Back to Top 2013 The Chicago Transit Authority’s reconstructed Dan Ryan Red Line opens to riders. T.Y. Lin International served as Project Design Oversight Lead and Designer of Record on the project. Back to Top 2014 T.Y. Lin International begins environmental and engineering services for the California High-Speed Rail Bakersfield to Palmdale Section. Back to Top 2015 T.Y. Lin International acquires South Carolina-based Lindbergh & Associates, strengthening and diversifying its markets across the Southeast United States and building a strong Federal services program. Back to Top 2015 The Twin River Bridge opens in Chongqing, China, featuring an innovative, partially cable-supported girder design by T.Y. Lin International. Connected by a tunnel under the city’s Yuzhong District, both bridges carry vehicular traffic and transit rail. Back to Top 2016 T.Y. Lin International acquires majority interest in IDEAM S.A. in Madrid, Spain, a premier structural engineering consultancy specializing in major bridges and complex structures throughout Europe, Latin America, and the Middle East. Back to Top 2017 The Illinois Route 390 Tollway opens as the first all-electronic roadway on the Illinois Tollway system. T.Y. Lin International provided Overall Corridor Construction Management for the four-year project. Back to Top 2018 Significant upgrades are completed for historic Niagara Falls State Park in New York. T.Y. Lin International led the multi-year comprehensive capital rehabilitation and improvement plan. Back to Top 2019 Representing one of the most high-profile infrastructure projects in North America, the Samuel De Champlain Bridge over the St. Lawrence River in Montréal, Québec, Canada, opens to traffic. T.Y. Lin International served as Managing Partner and Lead Designer for the project. Back to Top 2019 T.Y. Lin International acquires The Municipal Infrastructure Group Ltd. in Toronto, Ontario, Canada, a civil engineering consulting practice in the water, land development, and transportation sectors, establishing its first location in Canada. Back to Top 2020 The 10-mile Bay Area Rapid Transit (BART) extension from Fremont to northern San Jose in California opens to users. T.Y. Lin International provided engineering design services for the historic project, which fulfills a decades-long plan of linking South Bay communities with BART and advancing public transportation use in the region. Back to Top Contact Us | Sitemap | Privacy Policy | © T.Y. Lin International 2021 Let's Keep in Touch Twitter Facebook LinkedIn Instagram