Tag: Excavation Activities

Support of Excavation

Becker Engineering, PC designed the support of excavation system for a new multi-story building in Queens, NY.  The excavation depth ranged between 20-30 feet.  Soldier piles braced with hollow-bar grouted tiebacks were installed in lieu of steel rakers.  Tieback braced tangent piles were used adjacent to a (1) story building to increase rigidity and prevent […]

When is Vibration Monitoring required?

Vibration Monitoring is increasingly required for many types of construction activities including bedrock blasting, structural demolition, pile driving, equipment operation during site preparation, and support of excavation.  The requirements for vibration monitoring are detailed in TPPN 10/88 for landmark buildings, and section 1814.3 of the NYC building code.  Our devices can continuously record the measured […]