Twin Peaks Inc. provided Special Inspections and Material Testing Services throughout the construction of this 30-story, 88,000-square foot building located in Midtown Manhattan. Also designated as 815 Avenue of the Americas, it was designed by Nobutaka Ashihara and topped out at 296 feet.Work was completed and final sign-offs issued in May of 2017. Twin Peaks came onto the project in its early phases, providing vibration monitoring during demolition of the previous structure. Since then, TPI has provided services throughout each successive phase of construction, assuming responsibility for and performing special and progress inspections during SOE, underpinning and erection and on the building’s foundation, structural, life safety, mechanical, and energy conservation systems. All services, including lab tests, inspection reports and TR-2’s, were completed in-house by TPI.

Services by TPI

Concrete field, plant, precast, placement, rebar, and post-installed anchors; Masonry; Structural Steel Welding, Details, Bolting, Erection, Fuel Oil Storage and Fuel Oil Piping Systems and NDT Testing; Fire-Resistant Sprayed Materials, Penetrations and Joints, and Rated Construction; Alternative Materials – OTCR Buildings Bulletin # BB 2009‐019; Soils, including Site Preparation, Soil Compaction, Subsurface Investigations (Boring), and Percolation Test Special Inspections included SOE, including Excavation and Underpinning, Private On-Site Storm Water Drainage Disposal Systems, and Detention Facilities Installation; MEP Systems, including Mechanical, Emergency Power, (Generators), Smoke Control, Heating, Sprinkler, and Standpipe Systems; TR1 Progress Inspections; All TR8 Energy Code Compliance Inspections, Crack and Vibration Monitoring, Core Drilling and Lab Testing, Flood Zone Compliance, Structural Stability, Exterior Insulation and Finishing System, Ground Penetrating Radar (GPR).