Truss Erection at Teterboro Airport
Truss erection at Teterboro Airport’s newest hangar building in NJ has been completed by Stonebridge Steel Erection. Stonebridge, using...
Bridges L31 and L36 at the LaGuardia Airport in Queens, NY
The steel for Bridges L31 and L36 at the LaGuardia Airport in Queens, NY has been erected safely using the erection drawings provided by...
I-495 bridge replacement over Merrimack river in Haverhill, MA
Siefert Associates, LLC continues to provide construction engineering services for SPS New England in support of the I-495 bridge...
Kosciuszko Bridge project in Queens, NY
Siefert Associates continues to provide Granite Construction with engineering support services on their phase 2 Kosciuszko Bridge project...
LaGuardia Airport in Queens, New York
This month, Skanska Walsh JV installed a pair of utility trays beneath an existing truss bridge at LaGuardia Airport in Queens, New York....
Siefert Activities
Siefert Associates’ employees had a great time celebrating Halloween with a costume contest and poker tournament! Siefert staff also...