Important Moments in H&H History.

1887Waddell establishes his own firm in Kansas City, MO
1894South Halsted Street Bridge, Chicago, IL – Became the prototypical vertical-lift bridge.
1899Waddell & Hendrick formed
1907Waddell & Harrington formed Waddell appointed Principal Engineer of the Trans-Alaska Siberian Railway Co.
1913Arroyo Seco Bridge (Colorado Street Bridge over Arroyo Seco), Pasadena, CA
1917Waddell & Son Formed
1920Waddell moves the firm to New York City from Kansas City
1927Hardesty joins Waddell as Partner; Waddell & Hardesty formed
1928Goethals Bridge and Outerbridge Crossing, NY – NJ
1931Anthony Wayne Bridge (Suspension), Ohio – AISC Award Winner
1935North Grand Island Bridge (Truss), New York – AISC Award Winner
1937Marine Parkway Bridge (Vertical-Lift) New York – AISC Award WinnerThe Marine Parkway-Gil Hodges Memorial Bridge was one of the many public works projects carried out by the great builder, Robert Moses.
1941Rainbow Bridge (Arch), NY/Canada – AISC Award Winner – Most Beautiful Bridge –
1945Hanover joins the firm as a partner HARDESTY & HANOVER FORMED
1952Southeast Fourth Avenue (Skew Bascule), Florida – AISC Award Winner
1954Hoover Avenue Bridge (Girder), New York – AISC Award Winner
1962Lewiston-Queenston Bridge (Arch), NY/Canada – AISC Award Winner
1963Alexander Hamilton Bridge over the Harlem River
1968Robert Moses Causeway over Great South Bay and State Boat Channel Bridges twin), Long Island, NY
1973Piscataqua River Bridge (Truss), Maine and New Hampshire – AISC Award Winner
1976Stratford Avenue (Vertical Lift), Connecticut – AISC Award Winner
1982Elizabeth River Bridge (Bascule), Virginia – AISC Award Winner
1988New York State Thruway over Schoharie Creek Bridge Replacement, NY. On the morning of April 5, 1987 the swift current of a swollen Schoharie Creek took its toll on the shallow foundations of the original New York State Thruway bridge over Schoharie Creek. That same day, engineers from Hardesty & Hanover arrived to start both investigating the collapse and planning a replacement bridge along this critical route.
1991Greenpoint Avenue Bridge (Bascule), New York – AISC Award Winner
1996Route I-80/Route 19 Interchange, New Jersey – AISC Award Winner – Best Project of its Kind
2001Ninth Street Bridge (Vertical Lift), NY – AISC Award Winner
2002Tomlinson Bridge over Quinnipiac River, New Haven, CT
2003Marine Parkway Bridge (Reconstructed – Vertical Lift), NY – AISC Award Winner
2005New Croton Dam Spillway Bridge (Arch), NY – AISC Award Winner Third Avenue Bridge (Swing), NY – AISC Award Winner
2008Woodrow Wilson Bridge over Potomac River, MD – VA – The new Woodrow Wilson Bridge is a signature crossing over the Potomac River just south of Washington, DC. It carries twelve lanes of Interstate I-95/495 traffic (with provision for two of the lanes to be converted to commuter rail).
2009Reconstruction of Grand Concourse over East 161st Street and Grand Concourse – East 161st – East 166th Street, Bronx, Diamond Award, ACEC New York
2010Ben Sawyer Swing Bridge, Mount Pleasant/Sullivan’s Island, SC – Project included replacement of the aging steel superstructure including the swing-span section with a new swing-span truss and operating machinery.
2010Strategic Alliance with Thorton Tomasetti Announced
2012NYCDOT Willis Avenue Bridge over the Harlem River Named Top Ten Bridge
2012Firm celebrates 125 Anniversary with the publishing of a 163-page history book
2013Murray Morgan Bridge dedicated in Tacoma, WA
2014Principal Emeritus, Andrew Herrmann, PE, named winner of ENR New York’s Inaugural Legacy Award
2014Firm receives NY Construction Legacy Award from New York Building Congress
2015Innovation, Science & Technology Building at Florida Polytechnic University Named ENR Global Project of the Year
2016Acquisition of Florida transportation leader The Heimburg Group