Market: Rail & Transit, Tunneling
Client Name: Metropolitan Transportation Authority
Location: Sunnyside Yard, Queens, NY
Services: Construction Management, Code Compliance, Change Management, Quality Inspections

Description:

Construction management services for the Queens tunnelling contracts on the ESA project. Construction consisted of installing 80′ depth slurry walls with tensioned tiebacks, jet grouting, cement grouting, chemical grouting, ground freezing/excavation for shafts, drill and blast operations, soldier/mini piling, soil/rock excavation, tensioned rock bolts, Shot-Crete application, Underpinning viaduct structures, mining 4-22′ diameter tunnels with pressured face slurry tunnel boring machines (TBM) for a length of two miles.

*This project represents independent experience of staff from SC Engineers PC while a member of a previous firm and/or agency.